# EDGAR Filing Document

**Accession Number:** 0000798244
**File Stem:** 0001410368-26-022189
**Filing Date:** 2026-3
**Character Count:** 60777
**Document Hash:** f69003ecaca636058ecfb5227af72553
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-022189.hdr.sgml**: 20260306

**ACCESSION NUMBER**: 0001410368-26-022189

**CONFORMED SUBMISSION TYPE**: N-MFP3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260228

**FILED AS OF DATE**: 20260306

**DATE AS OF CHANGE**: 20260306

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MFS SERIES TRUST I
- **CENTRAL INDEX KEY:** 0000798244

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1130

**FILING VALUES:**
- **FORM TYPE:** N-MFP3
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-04777
- **FILM NUMBER:** 26728705

**BUSINESS ADDRESS:**
- **STREET 1:** 111 HUNTINGTON AVENUE
- **STREET 2:** 21ST FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02199
- **BUSINESS PHONE:** 18006372929

**MAIL ADDRESS:**
- **STREET 1:** 111 HUNTINGTON AVENUE
- **STREET 2:** 21ST FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02199

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MFS SERIES TRUST I /MA/
- **DATE OF NAME CHANGE:** 19940427

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MFS LIFETIME MANAGED SECTORS FUND
- **DATE OF NAME CHANGE:** 19930408

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LIFETIME MANAGED SECTORS TRUST
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### MFS U.S. Government Cash Reserve Fund (Series ID: S000000762)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000002179 | A            | MSRXX           |
| C000002182 | B            | MCRXX           |
| C000002183 | C            | MCCXX           |
| C000002184 | R1           | CRVXX           |
| C000002186 | R2           | CRMXX           |
| C000002187 | R3           | CRJXX           |
| C000002188 | R4           | CRKXX           |
| C000206004 | R6           | CRRXX           |
| C000206005 | I            | CRHXX           |

# Form N-MFP3: Monthly Schedule of Portfolio Holdings

## N-MFP: Filer Information
**Submission Type:** N-MFP3
**CIK:** 0000798244

### General Information

**Report for (YYYY-MM-DD):** 2026-02-28

**Registrant Full Name:** MFS Series Trust I

**CIK Number of Registrant:** 0000798244

**LEI of Registrant:** 549300QRB5FQ35HH3533

**Name of Series:** MFS U.S. Government Cash Reserve Fund

**LEI of Series:** CQT3VZHUKW04X1YLM325

**EDGAR Series Identifier:** S000000762

**Total number of share classes in the series:** 9

**Is this the fund's final filing on Form N-MFP?:** No

**Has the fund acquired or merged with another fund?:** No

## Part A: Series-Level Information about the Fund

### Service Providers
| Role                          | Details                                            | File/CIK Number   |
|:---|:---|:---|
| Investment Adviser            | Massachusetts Financial Services Company           | 801-17352         |
| Independent Public Accountant | Deloitte & Touche LLP<br>City: Boston<br>State: MA |  |
| Administrator                 | Massachusetts Financial Services Company           |  |
| Transfer Agent                | MFS Service Center, Inc<br>CIK: 0000769188         | 084-01316         |

### Fund Characteristics & Assets

- **Securities Act File Number:** 033-07638

- **Is this a Feeder Fund?:** No

- **Is this a Master Fund?:** No

- **Is this series for insurance company separate accounts?:** No

- **Money Market Fund Category:** Government

- **Is this a Retail Money Market Fund?:** No

- **Is this a Government Money Market Fund?:** No

- **WAM:** 35 days

- **WAL:** 35 days

- **Total Value of Portfolio Securities:** $463774263.65

- **Amortized Cost of Portfolio Securities:** $463781967.91

- **Cash:** $0.98

- **Total Other Assets:** $101477.89

- **Total Liabilities:** $1535268.46

- **Net Assets of Series:** $462348178.32

- **Number of Shares Outstanding (Series):** 462577724.2350

- **Does the fund seek to maintain a stable price per share?:** Yes

- **Stable Price Per Share:** $1.00

- **Is cash management vehicle an affiliated fund?:** No

- **Does the fund apply liquidity fees?:** No

### Daily & Weekly Liquid Assets
| Date       | Daily Liquid Assets ($)   | Weekly Liquid Assets ($)   | Daily Liquid Assets (%)   | Weekly Liquid Assets (%)   |
|:---|:---|:---|:---|:---|
| 2026-02-02 | $315762528.66             | $412755707.63              | 67.9100%                  | 88.7700%                   |
| 2026-02-03 | $315150583.08             | $412152043.55              | 67.8600%                  | 88.7500%                   |
| 2026-02-04 | $314192225.80             | $411204686.55              | 67.7900%                  | 88.7300%                   |
| 2026-02-05 | $350653514.96             | $410979310.27              | 75.6900%                  | 88.7200%                   |
| 2026-02-06 | $314423840.51             | $374754623.75              | 67.9000%                  | 80.9300%                   |
| 2026-02-09 | $320495734.90             | $397725804.06              | 68.3100%                  | 84.7800%                   |
| 2026-02-10 | $320252289.65             | $397490538.87              | 68.3000%                  | 84.7700%                   |
| 2026-02-11 | $319067172.63             | $396312109.99              | 68.2100%                  | 84.7200%                   |
| 2026-02-12 | $318558757.84             | $395811652.53              | 68.1800%                  | 84.7100%                   |
| 2026-02-13 | $318412460.47             | $405910700.09              | 68.1500%                  | 86.8800%                   |
| 2026-02-17 | $317760214.95             | $405293127.57              | 68.1100%                  | 86.8800%                   |
| 2026-02-18 | $333279782.90             | $405223136.86              | 71.4500%                  | 86.8800%                   |
| 2026-02-19 | $316664673.40             | $413265289.32              | 67.9600%                  | 88.6900%                   |
| 2026-02-20 | $315686586.66             | $412296931.69              | 67.8800%                  | 88.6500%                   |
| 2026-02-23 | $315420262.25             | $412060360.34              | 67.8600%                  | 88.6500%                   |
| 2026-02-24 | $315251876.70             | $411901889.64              | 67.7000%                  | 88.4500%                   |
| 2026-02-25 | $330566768.70             | $412829258.00              | 71.0000%                  | 88.6700%                   |
| 2026-02-26 | $315764550.96             | $398035644.92              | 67.8900%                  | 85.5700%                   |
| 2026-02-27 | $314573420.31             | $396853606.98              | 67.8100%                  | 85.5500%                   |

### 7-Day Gross Yield
| Date       | 7-Day Gross Yield   |
|:---|:---|
| 2026-02-02 | 3.7000%             |
| 2026-02-03 | 3.7000%             |
| 2026-02-04 | 3.7000%             |
| 2026-02-05 | 3.7000%             |
| 2026-02-06 | 3.6900%             |
| 2026-02-09 | 3.6800%             |
| 2026-02-10 | 3.6800%             |
| 2026-02-11 | 3.6700%             |
| 2026-02-12 | 3.6700%             |
| 2026-02-13 | 3.6800%             |
| 2026-02-17 | 3.6800%             |
| 2026-02-18 | 3.6900%             |
| 2026-02-19 | 3.6900%             |
| 2026-02-20 | 3.6900%             |
| 2026-02-23 | 3.6900%             |
| 2026-02-24 | 3.6900%             |
| 2026-02-25 | 3.6900%             |
| 2026-02-26 | 3.6900%             |
| 2026-02-27 | 3.6900%             |

### Daily Net Asset Value per Share (Series)
| Date       | Net Asset Value per Share   |
|:---|:---|
| 2026-02-02 | 0.9995                      |
|  |  |
| 2026-02-03 | 0.9995                      |
|  |  |
| 2026-02-04 | 0.9995                      |
|  |  |
| 2026-02-05 | 0.9995                      |
|  |  |
| 2026-02-06 | 0.9994                      |
|  |  |
| 2026-02-09 | 0.9995                      |
|  |  |
| 2026-02-10 | 0.9995                      |
|  |  |
| 2026-02-11 | 0.9995                      |
|  |  |
| 2026-02-12 | 0.9995                      |
|  |  |
| 2026-02-13 | 0.9994                      |
|  |  |
| 2026-02-17 | 0.9995                      |
|  |  |
| 2026-02-18 | 0.9995                      |
|  |  |
| 2026-02-19 | 0.9995                      |
|  |  |
| 2026-02-20 | 0.9994                      |
|  |  |
| 2026-02-23 | 0.9995                      |
|  |  |
| 2026-02-24 | 0.9995                      |
|  |  |
| 2026-02-25 | 0.9995                      |
|  |  |
| 2026-02-26 | 0.9995                      |
|  |  |
| 2026-02-27 | 0.9995                      |
|  |  |

## Part B: Class-Level Information about the Fund

### Class: A

- **Minimum Initial Investment:** $1000.00

- **Net Assets of Class:** $143433372.82

- **Number of Shares Outstanding:** 143504533.4580

- **Expense Reimbursement/Waiver:** 46839.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9994          |
|  |  |
| 2026-02-17 | 0.9995          |
|  |  |
| 2026-02-18 | 0.9995          |
|  |  |
| 2026-02-19 | 0.9995          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $409497.73                | $453346.09              |
| 2026-02-03 | $215724.29                | $718663.79              |
| 2026-02-04 | $27355.25                 | $278348.08              |
| 2026-02-05 | $27980.81                 | $124272.64              |
| 2026-02-06 | $15192.28                 | $448434.42              |
| 2026-02-09 | $1685547.01               | $183032.80              |
| 2026-02-10 | $73498.62                 | $69186.02               |
| 2026-02-11 | $48304.91                 | $363117.05              |
| 2026-02-12 | $102040.55                | $162296.01              |
| 2026-02-13 | $9996.90                  | $216682.09              |
| 2026-02-17 | $6227.59                  | $393493.33              |
| 2026-02-18 | $238293.97                | $79069.93               |
| 2026-02-19 | $92114.22                 | $168655.75              |
| 2026-02-20 | $663.40                   | $861591.46              |
| 2026-02-23 | $206226.18                | $50625.31               |
| 2026-02-24 | $93103.68                 | $107059.17              |
| 2026-02-25 | $109650.09                | $47087.06               |
| 2026-02-26 | $0.00                     | $262251.34              |
| 2026-02-27 | $1025.58                  | $187461.03              |

**Total Gross Subscriptions (Month):** $3362443.06

**Total Gross Redemptions (Month):** $5174673.37

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2500%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2400%           |
| 2026-02-13 | 3.2500%           |
| 2026-02-17 | 3.2500%           |
| 2026-02-18 | 3.2600%           |
| 2026-02-19 | 3.2600%           |
| 2026-02-20 | 3.2600%           |
| 2026-02-23 | 3.2600%           |
| 2026-02-24 | 3.2600%           |
| 2026-02-25 | 3.2600%           |
| 2026-02-26 | 3.2600%           |
| 2026-02-27 | 3.2600%           |

**Beneficial/Record Owner Categories**
| Category      | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer |  | 34.1800%         | 0.0000%              |

### Class: B

- **Minimum Initial Investment:** $1000.00

- **Net Assets of Class:** $760881.95

- **Number of Shares Outstanding:** 761286.8760

- **Expense Reimbursement/Waiver:** 723.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9994          |
|  |  |
| 2026-02-17 | 0.9995          |
|  |  |
| 2026-02-18 | 0.9995          |
|  |  |
| 2026-02-19 | 0.9995          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $2433.47                  | $522.84                 |
| 2026-02-09 | $0.00                     | $1137.55                |
| 2026-02-10 | $0.00                     | $7000.00                |
| 2026-02-11 | $0.00                     | $1111.11                |
| 2026-02-12 | $10788.95                 | $0.00                   |
| 2026-02-17 | $0.00                     | $4.66                   |
| 2026-02-18 | $9289.27                  | $0.00                   |
| 2026-02-20 | $0.00                     | $8.73                   |
| 2026-02-23 | $0.00                     | $659.10                 |
| 2026-02-24 | $0.00                     | $31228.28               |
| 2026-02-25 | $0.00                     | $47.06                  |
| 2026-02-27 | $0.00                     | $24681.92               |

**Total Gross Subscriptions (Month):** $22511.69

**Total Gross Redemptions (Month):** $66401.25

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2500%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2500%           |
| 2026-02-13 | 3.2500%           |
| 2026-02-17 | 3.2500%           |
| 2026-02-18 | 3.2600%           |
| 2026-02-19 | 3.2600%           |
| 2026-02-20 | 3.2600%           |
| 2026-02-23 | 3.2600%           |
| 2026-02-24 | 3.2600%           |
| 2026-02-25 | 3.2600%           |
| 2026-02-26 | 3.2600%           |
| 2026-02-27 | 3.2600%           |

**Beneficial/Record Owner Categories**
| Category        | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer   |  | 11.1300%         | 0.0000%              |
| Broker-dealer   |  | 6.5600%          | 0.0000%              |
| Broker-dealer   |  | 5.7700%          | 0.0000%              |
| Broker-dealer   |  | 8.7800%          | 0.0000%              |
| Retail investor |  | 5.1900%          | 0.0000%              |
| Retail investor |  | 5.3300%          | 0.0000%              |
| Retail investor |  | 5.4600%          | 0.0000%              |
| Retail investor |  | 10.3200%         | 0.0000%              |

### Class: C

- **Minimum Initial Investment:** $1000.00

- **Net Assets of Class:** $13405525.55

- **Number of Shares Outstanding:** 13412203.8710

- **Expense Reimbursement/Waiver:** 11079.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9997          |
|  |  |
| 2026-02-10 | 0.9997          |
|  |  |
| 2026-02-11 | 0.9996          |
|  |  |
| 2026-02-12 | 0.9996          |
|  |  |
| 2026-02-13 | 0.9995          |
|  |  |
| 2026-02-17 | 0.9996          |
|  |  |
| 2026-02-18 | 0.9996          |
|  |  |
| 2026-02-19 | 0.9996          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $25779.56                 | $5466.04                |
| 2026-02-03 | $84140.30                 | $76233.37               |
| 2026-02-04 | $0.00                     | $47543.16               |
| 2026-02-05 | $0.88                     | $717.39                 |
| 2026-02-06 | $0.00                     | $41337.83               |
| 2026-02-09 | $4652918.19               | $48612.89               |
| 2026-02-10 | $35059.22                 | $11215.00               |
| 2026-02-11 | $13.76                    | $293555.64              |
| 2026-02-12 | $0.00                     | $1452.28                |
| 2026-02-13 | $180000.00                | $41965.26               |
| 2026-02-17 | $7364.35                  | $9226.42                |
| 2026-02-18 | $0.00                     | $180446.81              |
| 2026-02-19 | $0.00                     | $16154.39               |
| 2026-02-20 | $17889.23                 | $0.00                   |
| 2026-02-23 | $0.00                     | $1200.54                |
| 2026-02-24 | $3500.00                  | $79931.02               |
| 2026-02-25 | $0.00                     | $576.00                 |
| 2026-02-26 | $0.00                     | $5052.30                |
| 2026-02-27 | $5000.00                  | $0.00                   |

**Total Gross Subscriptions (Month):** $5011665.49

**Total Gross Redemptions (Month):** $860686.34

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2500%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2500%           |
| 2026-02-13 | 3.2500%           |
| 2026-02-17 | 3.2500%           |
| 2026-02-18 | 3.2600%           |
| 2026-02-19 | 3.2600%           |
| 2026-02-20 | 3.2600%           |
| 2026-02-23 | 3.2600%           |
| 2026-02-24 | 3.2600%           |
| 2026-02-25 | 3.2600%           |
| 2026-02-26 | 3.2600%           |
| 2026-02-27 | 3.2600%           |

**Beneficial/Record Owner Categories**
| Category      | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer |  | 10.9600%         | 0.0000%              |
| Broker-dealer |  | 7.1400%          | 0.0000%              |
| Broker-dealer |  | 9.0600%          | 0.0000%              |
| Broker-dealer |  | 35.5300%         | 0.0000%              |

### Class: R1

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $5380163.81

- **Number of Shares Outstanding:** 5382827.6690

- **Expense Reimbursement/Waiver:** 4931.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9993          |
|  |  |
| 2026-02-17 | 0.9994          |
|  |  |
| 2026-02-18 | 0.9994          |
|  |  |
| 2026-02-19 | 0.9994          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $16764.06                 | $0.00                   |
| 2026-02-03 | $1.37                     | $311027.42              |
| 2026-02-04 | $1656.24                  | $4.96                   |
| 2026-02-05 | $19.49                    | $0.00                   |
| 2026-02-06 | $3390.18                  | $0.07                   |
| 2026-02-09 | $30.00                    | $421.02                 |
| 2026-02-10 | $1317.28                  | $1453.90                |
| 2026-02-11 | $648.96                   | $64.80                  |
| 2026-02-12 | $57.05                    | $294.66                 |
| 2026-02-13 | $164.00                   | $152879.72              |
| 2026-02-17 | $3637.68                  | $4428.97                |
| 2026-02-18 | $2794.20                  | $1708.22                |
| 2026-02-19 | $1020.90                  | $3.26                   |
| 2026-02-20 | $919.50                   | $2771.25                |
| 2026-02-23 | $3643.54                  | $4315.15                |
| 2026-02-24 | $1198.33                  | $3276.02                |
| 2026-02-25 | $597.96                   | $4.96                   |
| 2026-02-26 | $472.31                   | $100.00                 |
| 2026-02-27 | $3446.82                  | $0.00                   |

**Total Gross Subscriptions (Month):** $41779.87

**Total Gross Redemptions (Month):** $482754.38

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2600%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2400%           |
| 2026-02-13 | 3.2600%           |
| 2026-02-17 | 3.2600%           |
| 2026-02-18 | 3.2700%           |
| 2026-02-19 | 3.2700%           |
| 2026-02-20 | 3.2600%           |
| 2026-02-23 | 3.2600%           |
| 2026-02-24 | 3.2600%           |
| 2026-02-25 | 3.2600%           |
| 2026-02-26 | 3.2600%           |
| 2026-02-27 | 3.2600%           |

**Beneficial/Record Owner Categories**
| Category      | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer |  | 99.0200%         | 0.0000%              |

### Class: R2

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $13813429.73

- **Number of Shares Outstanding:** 13820263.5230

- **Expense Reimbursement/Waiver:** 7205.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9994          |
|  |  |
| 2026-02-17 | 0.9994          |
|  |  |
| 2026-02-18 | 0.9994          |
|  |  |
| 2026-02-19 | 0.9994          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $42000.71                 | $0.00                   |
| 2026-02-03 | $1417.82                  | $9281.39                |
| 2026-02-04 | $5830.55                  | $5169.12                |
| 2026-02-05 | $835.75                   | $0.00                   |
| 2026-02-06 | $8330.44                  | $47.31                  |
| 2026-02-09 | $8760.75                  | $0.00                   |
| 2026-02-10 | $0.13                     | $234958.23              |
| 2026-02-11 | $7850.42                  | $1617.72                |
| 2026-02-12 | $1350.14                  | $24912.05               |
| 2026-02-13 | $246.59                   | $352.95                 |
| 2026-02-17 | $274.21                   | $8864.63                |
| 2026-02-18 | $5393.22                  | $2091.88                |
| 2026-02-19 | $30.52                    | $870.67                 |
| 2026-02-20 | $3602.23                  | $683.10                 |
| 2026-02-23 | $3545.66                  | $0.00                   |
| 2026-02-24 | $1029319.75               | $14856.19               |
| 2026-02-25 | $5747.57                  | $130.52                 |
| 2026-02-26 | $1704.28                  | $1010092.79             |
| 2026-02-27 | $2087.64                  | $1727.55                |

**Total Gross Subscriptions (Month):** $1128328.38

**Total Gross Redemptions (Month):** $1315656.10

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2500%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2500%           |
| 2026-02-13 | 3.2500%           |
| 2026-02-17 | 3.2500%           |
| 2026-02-18 | 3.2600%           |
| 2026-02-19 | 3.2600%           |
| 2026-02-20 | 3.2600%           |
| 2026-02-23 | 3.2600%           |
| 2026-02-24 | 3.2600%           |
| 2026-02-25 | 3.2600%           |
| 2026-02-26 | 3.2600%           |
| 2026-02-27 | 3.2600%           |

**Beneficial/Record Owner Categories**
| Category      | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer |  | 92.6500%         | 0.0000%              |

### Class: R3

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $8481645.84

- **Number of Shares Outstanding:** 8485869.9680

- **Expense Reimbursement/Waiver:** 2890.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9994          |
|  |  |
| 2026-02-17 | 0.9995          |
|  |  |
| 2026-02-18 | 0.9995          |
|  |  |
| 2026-02-19 | 0.9995          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $29226.60                 | $3623.75                |
| 2026-02-03 | $3100.22                  | $50182.77               |
| 2026-02-04 | $4571.82                  | $1943.45                |
| 2026-02-05 | $0.00                     | $44134.08               |
| 2026-02-06 | $1856.71                  | $3453.92                |
| 2026-02-09 | $6164.44                  | $545.32                 |
| 2026-02-10 | $3029.36                  | $0.00                   |
| 2026-02-11 | $30775.25                 | $300.00                 |
| 2026-02-12 | $428.93                   | $0.00                   |
| 2026-02-13 | $1483.65                  | $0.00                   |
| 2026-02-17 | $2247.57                  | $25.85                  |
| 2026-02-18 | $0.00                     | $178346.74              |
| 2026-02-19 | $3210.69                  | $3210.69                |
| 2026-02-20 | $244.36                   | $312005.18              |
| 2026-02-23 | $13485.27                 | $4407.04                |
| 2026-02-24 | $2687.69                  | $412.96                 |
| 2026-02-25 | $6904.62                  | $525.15                 |
| 2026-02-26 | $99551.77                 | $4528.19                |
| 2026-02-27 | $17.44                    | $159908.32              |

**Total Gross Subscriptions (Month):** $208986.39

**Total Gross Redemptions (Month):** $767553.41

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2500%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2400%           |
| 2026-02-13 | 3.2500%           |
| 2026-02-17 | 3.2500%           |
| 2026-02-18 | 3.2600%           |
| 2026-02-19 | 3.2600%           |
| 2026-02-20 | 3.2700%           |
| 2026-02-23 | 3.2700%           |
| 2026-02-24 | 3.2700%           |
| 2026-02-25 | 3.2700%           |
| 2026-02-26 | 3.2700%           |
| 2026-02-27 | 3.2700%           |

**Beneficial/Record Owner Categories**
| Category      | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer |  | 17.3200%         | 0.0000%              |
| Broker-dealer |  | 9.9200%          | 0.0000%              |
| Broker-dealer |  | 21.0700%         | 0.0000%              |
| Broker-dealer |  | 48.1400%         | 0.0000%              |

### Class: R4

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $65007.64

- **Number of Shares Outstanding:** 65039.8400

- **Expense Reimbursement/Waiver:** 9.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9994          |
|  |  |
| 2026-02-17 | 0.9995          |
|  |  |
| 2026-02-18 | 0.9995          |
|  |  |
| 2026-02-19 | 0.9995          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $181.27                   | $0.00                   |
| 2026-02-20 | $0.00                     | $0.33                   |

**Total Gross Subscriptions (Month):** $181.27

**Total Gross Redemptions (Month):** $0.33

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2600%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2500%           |
| 2026-02-13 | 3.2500%           |
| 2026-02-17 | 3.2500%           |
| 2026-02-18 | 3.2600%           |
| 2026-02-19 | 3.2600%           |
| 2026-02-20 | 3.2700%           |
| 2026-02-23 | 3.2700%           |
| 2026-02-24 | 3.2700%           |
| 2026-02-25 | 3.2600%           |
| 2026-02-26 | 3.2600%           |
| 2026-02-27 | 3.2600%           |

**Beneficial/Record Owner Categories**
| Category                      | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Registered investment company |  | 100.0000%        | 0.0000%              |

### Class: R6

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $256812745.87

- **Number of Shares Outstanding:** 256940290.9040

- **Expense Reimbursement/Waiver:** 34315.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9994          |
|  |  |
| 2026-02-17 | 0.9995          |
|  |  |
| 2026-02-18 | 0.9995          |
|  |  |
| 2026-02-19 | 0.9995          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $744900.30                | $122113.39              |
| 2026-02-03 | $222.51                   | $303530.01              |
| 2026-02-04 | $28688.41                 | $226530.58              |
| 2026-02-05 | $7190.51                  | $139484.35              |
| 2026-02-06 | $9.14                     | $85617.70               |
| 2026-02-09 | $2055.26                  | $310180.98              |
| 2026-02-10 | $551.40                   | $204172.43              |
| 2026-02-11 | $1914.44                  | $520359.43              |
| 2026-02-12 | $10176.36                 | $146157.24              |
| 2026-02-13 | $33918.52                 | $83068.36               |
| 2026-02-17 | $41236.55                 | $145832.20              |
| 2026-02-18 | $9496.10                  | $270227.51              |
| 2026-02-19 | $603.56                   | $41576.31               |
| 2026-02-20 | $33144.21                 | $182055.17              |
| 2026-02-23 | $24489.96                 | $120711.06              |
| 2026-02-24 | $14240.75                 | $217812.02              |
| 2026-02-25 | $850.19                   | $174782.07              |
| 2026-02-26 | $24466.64                 | $133385.22              |
| 2026-02-27 | $20240.52                 | $145962.47              |

**Total Gross Subscriptions (Month):** $998395.33

**Total Gross Redemptions (Month):** $3573558.50

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.3300%           |
| 2026-02-03 | 3.3300%           |
| 2026-02-04 | 3.3300%           |
| 2026-02-05 | 3.3300%           |
| 2026-02-06 | 3.3200%           |
| 2026-02-09 | 3.3100%           |
| 2026-02-10 | 3.3100%           |
| 2026-02-11 | 3.3000%           |
| 2026-02-12 | 3.3000%           |
| 2026-02-13 | 3.3100%           |
| 2026-02-17 | 3.3100%           |
| 2026-02-18 | 3.3200%           |
| 2026-02-19 | 3.3200%           |
| 2026-02-20 | 3.3200%           |
| 2026-02-23 | 3.3200%           |
| 2026-02-24 | 3.3200%           |
| 2026-02-25 | 3.3200%           |
| 2026-02-26 | 3.3200%           |
| 2026-02-27 | 3.3200%           |

**Beneficial/Record Owner Categories**
| Category      | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer |  | 35.7900%         | 0.0000%              |
| Broker-dealer |  | 7.0000%          | 0.0000%              |
| Broker-dealer |  | 11.2600%         | 0.0000%              |
| Broker-dealer |  | 14.0800%         | 0.0000%              |
| Broker-dealer |  | 13.9200%         | 0.0000%              |
| Broker-dealer |  | 9.5100%          | 0.0000%              |
| Broker-dealer |  | 6.2700%          | 0.0000%              |

### Class: I

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $20195405.11

- **Number of Shares Outstanding:** 20205408.1260

- **Expense Reimbursement/Waiver:** 2707.00

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-02-02 | 0.9995          |
|  |  |
| 2026-02-03 | 0.9995          |
|  |  |
| 2026-02-04 | 0.9995          |
|  |  |
| 2026-02-05 | 0.9995          |
|  |  |
| 2026-02-06 | 0.9994          |
|  |  |
| 2026-02-09 | 0.9995          |
|  |  |
| 2026-02-10 | 0.9995          |
|  |  |
| 2026-02-11 | 0.9995          |
|  |  |
| 2026-02-12 | 0.9995          |
|  |  |
| 2026-02-13 | 0.9994          |
|  |  |
| 2026-02-17 | 0.9995          |
|  |  |
| 2026-02-18 | 0.9995          |
|  |  |
| 2026-02-19 | 0.9995          |
|  |  |
| 2026-02-20 | 0.9994          |
|  |  |
| 2026-02-23 | 0.9995          |
|  |  |
| 2026-02-24 | 0.9995          |
|  |  |
| 2026-02-25 | 0.9995          |
|  |  |
| 2026-02-26 | 0.9995          |
|  |  |
| 2026-02-27 | 0.9995          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-02-02 | $55881.99                 | $10286.83               |
| 2026-02-03 | $371.42                   | $0.00                   |
| 2026-02-04 | $10.80                    | $1500.00                |
| 2026-02-05 | $28015.49                 | $0.00                   |
| 2026-02-06 | $333169.37                | $29567.53               |
| 2026-02-10 | $0.00                     | $3000.00                |
| 2026-02-11 | $0.00                     | $170213.40              |
| 2026-02-13 | $0.00                     | $29017.08               |
| 2026-02-17 | $0.00                     | $146985.50              |
| 2026-02-18 | $0.00                     | $2895.00                |
| 2026-02-19 | $10.80                    | $0.00                   |
| 2026-02-20 | $163405.74                | $311140.11              |
| 2026-02-23 | $277.44                   | $767.00                 |
| 2026-02-25 | $2603.12                  | $416.79                 |
| 2026-02-27 | $0.00                     | $3000.00                |

**Total Gross Subscriptions (Month):** $583746.17

**Total Gross Redemptions (Month):** $708789.24

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-02-02 | 3.2800%           |
| 2026-02-03 | 3.2800%           |
| 2026-02-04 | 3.2800%           |
| 2026-02-05 | 3.2800%           |
| 2026-02-06 | 3.2600%           |
| 2026-02-09 | 3.2500%           |
| 2026-02-10 | 3.2500%           |
| 2026-02-11 | 3.2500%           |
| 2026-02-12 | 3.2500%           |
| 2026-02-13 | 3.2500%           |
| 2026-02-17 | 3.2500%           |
| 2026-02-18 | 3.2600%           |
| 2026-02-19 | 3.2600%           |
| 2026-02-20 | 3.2600%           |
| 2026-02-23 | 3.2600%           |
| 2026-02-24 | 3.2600%           |
| 2026-02-25 | 3.2600%           |
| 2026-02-26 | 3.2600%           |
| 2026-02-27 | 3.2600%           |

**Beneficial/Record Owner Categories**
| Category        | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Broker-dealer   |  | 35.2700%         | 0.0000%              |
| Retail investor |  | 5.1200%          | 0.0000%              |

## Part C: Schedule of Portfolio Securities

### Security 1: Bank of America NA

- **C.1 - Title:** Bank of America NA 3.660000%
- **C.6 - Investment Category:** U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash
- **Identifiers:** C.3 - CUSIP: 03199T002, C.3 - LEI: 549300HN4UKV1E2R3U73, C.5 - Other ID: 03199T002_3.66_0302
- **C.18 - Value (incl. sponsor support):** $82191000.00
- **C.18.a - Value (excl. sponsor support):** $82191000.00
- **C.19 - Percentage of Net Assets:** 17.7800%
- **C.17 - Yield as of Reporting Date:** 3.6600%
- **C.11 - Maturity Date (WAM):** 2026-03-02
- **C.12 - Maturity Date (WAL):** 2026-03-02
- **C.13 - Final Legal Maturity Date:** 2026-03-02
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

**C.8 - Repurchase Agreement Details:**

- **Is Open?:** No

- **Is Cleared?:** No

- **Is Tri-party?:** No

**Collateral:**
| Issuer Name        | Maturity Date   | Coupon   | Yield   | Principal Amount   | Collateral Value   | Category                           |
|:---|:---|:---|:---|:---|:---|:---|
| U.S. Treasury Bond | 2044-02-15      | 4.5000%  | 0.0000% | $84109000.00       | $84003863.75       | U.S. Treasuries (including strips) |

### Security 2: Federal Farm Credit Bank

- **C.1 - Title:** Federal Farm Credit Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313313TW8, C.4 - ISIN: US313313TW83, C.3 - LEI: 254900C5LP6DN9OP9V83
- **C.18 - Value (incl. sponsor support):** $8994584.97
- **C.18.a - Value (excl. sponsor support):** $8994584.97
- **C.19 - Percentage of Net Assets:** 1.9500%
- **C.17 - Yield as of Reporting Date:** 3.6100%
- **C.11 - Maturity Date (WAM):** 2026-03-05
- **C.12 - Maturity Date (WAL):** 2026-03-05
- **C.13 - Final Legal Maturity Date:** 2026-03-05
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 3: Federal Farm Credit Bank

- **C.1 - Title:** Federal Farm Credit Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313313VN5, C.4 - ISIN: US313313VN56, C.3 - LEI: 254900C5LP6DN9OP9V83
- **C.18 - Value (incl. sponsor support):** $10253014.80
- **C.18.a - Value (excl. sponsor support):** $10253014.80
- **C.19 - Percentage of Net Assets:** 2.2200%
- **C.17 - Yield as of Reporting Date:** 3.5700%
- **C.11 - Maturity Date (WAM):** 2026-04-14
- **C.12 - Maturity Date (WAL):** 2026-04-14
- **C.13 - Final Legal Maturity Date:** 2026-04-14
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 4: Federal Farm Credit Bank

- **C.1 - Title:** Federal Farm Credit Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313313VU9, C.4 - ISIN: US313313VU99, C.3 - LEI: 254900C5LP6DN9OP9V83
- **C.18 - Value (incl. sponsor support):** $10744307.96
- **C.18.a - Value (excl. sponsor support):** $10744307.96
- **C.19 - Percentage of Net Assets:** 2.3200%
- **C.17 - Yield as of Reporting Date:** 3.5700%
- **C.11 - Maturity Date (WAM):** 2026-04-20
- **C.12 - Maturity Date (WAL):** 2026-04-20
- **C.13 - Final Legal Maturity Date:** 2026-04-20
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 5: Federal Farm Credit Bank

- **C.1 - Title:** Federal Farm Credit Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313313WJ3, C.4 - ISIN: US313313WJ36, C.3 - LEI: 254900C5LP6DN9OP9V83
- **C.18 - Value (incl. sponsor support):** $16144090.63
- **C.18.a - Value (excl. sponsor support):** $16144090.63
- **C.19 - Percentage of Net Assets:** 3.4900%
- **C.17 - Yield as of Reporting Date:** 3.5600%
- **C.11 - Maturity Date (WAM):** 2026-05-04
- **C.12 - Maturity Date (WAL):** 2026-05-04
- **C.13 - Final Legal Maturity Date:** 2026-05-04
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? No, C.23 Categorized at Level 3? No

### Security 6: Federal Farm Credit Bank

- **C.1 - Title:** Federal Farm Credit Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313313YE2, C.4 - ISIN: US313313YE21, C.3 - LEI: 254900C5LP6DN9OP9V83
- **C.18 - Value (incl. sponsor support):** $10682850.02
- **C.18.a - Value (excl. sponsor support):** $10682850.02
- **C.19 - Percentage of Net Assets:** 2.3100%
- **C.17 - Yield as of Reporting Date:** 3.5500%
- **C.11 - Maturity Date (WAM):** 2026-06-17
- **C.12 - Maturity Date (WAL):** 2026-06-17
- **C.13 - Final Legal Maturity Date:** 2026-06-17
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? No, C.23 Categorized at Level 3? No

### Security 7: Federal Home Loan Bank

- **C.1 - Title:** Federal Home Loan Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313385UX2, C.4 - ISIN: US313385UX25, C.3 - LEI: 2549001DPIFGXC1TOL40
- **C.18 - Value (incl. sponsor support):** $8972022.51
- **C.18.a - Value (excl. sponsor support):** $8972022.51
- **C.19 - Percentage of Net Assets:** 1.9400%
- **C.17 - Yield as of Reporting Date:** 3.6100%
- **C.11 - Maturity Date (WAM):** 2026-03-30
- **C.12 - Maturity Date (WAL):** 2026-03-30
- **C.13 - Final Legal Maturity Date:** 2026-03-30
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 8: Federal Home Loan Bank

- **C.1 - Title:** Federal Home Loan Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313385VJ2, C.4 - ISIN: US313385VJ22, C.3 - LEI: 2549001DPIFGXC1TOL40
- **C.18 - Value (incl. sponsor support):** $16912265.81
- **C.18.a - Value (excl. sponsor support):** $16912265.81
- **C.19 - Percentage of Net Assets:** 3.6600%
- **C.17 - Yield as of Reporting Date:** 3.5700%
- **C.11 - Maturity Date (WAM):** 2026-04-10
- **C.12 - Maturity Date (WAL):** 2026-04-10
- **C.13 - Final Legal Maturity Date:** 2026-04-10
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 9: Federal Home Loan Bank

- **C.1 - Title:** Federal Home Loan Bank
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313385WN2, C.4 - ISIN: US313385WN25, C.3 - LEI: 2549001DPIFGXC1TOL40
- **C.18 - Value (incl. sponsor support):** $25820275.00
- **C.18.a - Value (excl. sponsor support):** $25820275.00
- **C.19 - Percentage of Net Assets:** 5.5800%
- **C.17 - Yield as of Reporting Date:** 3.5600%
- **C.11 - Maturity Date (WAM):** 2026-05-08
- **C.12 - Maturity Date (WAL):** 2026-05-08
- **C.13 - Final Legal Maturity Date:** 2026-05-08
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? No, C.23 Categorized at Level 3? No

### Security 10: Federal Home Loan Mortgage Corp.

- **C.1 - Title:** Federal Home Loan Mortgage Corp.
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313397VU2, C.4 - ISIN: US313397VU23, C.3 - LEI: S6XOOCT0IEG5ABCC6L87
- **C.18 - Value (incl. sponsor support):** $13927806.62
- **C.18.a - Value (excl. sponsor support):** $13927806.62
- **C.19 - Percentage of Net Assets:** 3.0100%
- **C.17 - Yield as of Reporting Date:** 3.5700%
- **C.11 - Maturity Date (WAM):** 2026-04-20
- **C.12 - Maturity Date (WAL):** 2026-04-20
- **C.13 - Final Legal Maturity Date:** 2026-04-20
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 11: Federal Home Loan Mortgage Corp.

- **C.1 - Title:** Federal Home Loan Mortgage Corp.
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313397XH9, C.4 - ISIN: US313397XH93, C.3 - LEI: S6XOOCT0IEG5ABCC6L87
- **C.18 - Value (incl. sponsor support):** $14273442.00
- **C.18.a - Value (excl. sponsor support):** $14273442.00
- **C.19 - Percentage of Net Assets:** 3.0900%
- **C.17 - Yield as of Reporting Date:** 3.5600%
- **C.11 - Maturity Date (WAM):** 2026-05-27
- **C.12 - Maturity Date (WAL):** 2026-05-27
- **C.13 - Final Legal Maturity Date:** 2026-05-27
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? No, C.23 Categorized at Level 3? No

### Security 12: Federal National Mortgage Assoc.

- **C.1 - Title:** Federal National Mortgage Assoc.
- **C.6 - Investment Category:** U.S. Government Agency Debt (if categorized as no-coupon discount notes)
- **Identifiers:** C.3 - CUSIP: 313589UK7, C.4 - ISIN: US313589UK73, C.3 - LEI: B1V7KEBTPIMZEU4LTD58
- **C.18 - Value (incl. sponsor support):** $12476184.00
- **C.18.a - Value (excl. sponsor support):** $12476184.00
- **C.19 - Percentage of Net Assets:** 2.7000%
- **C.17 - Yield as of Reporting Date:** 3.6100%
- **C.11 - Maturity Date (WAM):** 2026-03-18
- **C.12 - Maturity Date (WAL):** 2026-03-18
- **C.13 - Final Legal Maturity Date:** 2026-03-18
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? No, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 13: Fixed Income Clearing Corp. - State Street Bank & Trust Co.

- **C.1 - Title:** Fixed Income Clearing Corp. - State Street Bank & Trust Co. 3.640000%
- **C.6 - Investment Category:** U.S. Treasury Repurchase Agreement, if collateralized only by U.S. Treasuries (including Strips) and cash
- **Identifiers:** C.3 - CUSIP: 85748R009, C.3 - LEI: 549300H47WTHXPU08X20, C.5 - Other ID: 85748R009_3.64_0302
- **C.18 - Value (incl. sponsor support):** $82190481.00
- **C.18.a - Value (excl. sponsor support):** $82190481.00
- **C.19 - Percentage of Net Assets:** 17.7800%
- **C.17 - Yield as of Reporting Date:** 3.6400%
- **C.11 - Maturity Date (WAM):** 2026-03-02
- **C.12 - Maturity Date (WAL):** 2026-03-02
- **C.13 - Final Legal Maturity Date:** 2026-03-02
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

**C.8 - Repurchase Agreement Details:**

- **Is Open?:** No

- **Is Cleared?:** Yes

- **Name of CCP:** Fixed Income Clearing Corp.

- **Is Tri-party?:** No

**Collateral:**
| Issuer Name        | Maturity Date   | Coupon   | Yield   | Principal Amount   | Collateral Value   | Category                           |
|:---|:---|:---|:---|:---|:---|:---|
| U.S. Treasury Note | 2027-12-31      | 3.8750%  | 0.0000% | $82713400.00       | $83834424.64       | U.S. Treasuries (including strips) |

### Security 14: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797PV3, C.4 - ISIN: US912797PV33, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $14075930.17
- **C.18.a - Value (excl. sponsor support):** $14075930.17
- **C.19 - Percentage of Net Assets:** 3.0400%
- **C.17 - Yield as of Reporting Date:** 3.6700%
- **C.11 - Maturity Date (WAM):** 2026-03-19
- **C.12 - Maturity Date (WAL):** 2026-03-19
- **C.13 - Final Legal Maturity Date:** 2026-03-19
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 15: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797QD2, C.4 - ISIN: US912797QD26, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $29067797.00
- **C.18.a - Value (excl. sponsor support):** $29067797.00
- **C.19 - Percentage of Net Assets:** 6.2900%
- **C.17 - Yield as of Reporting Date:** 3.6900%
- **C.11 - Maturity Date (WAM):** 2026-04-16
- **C.12 - Maturity Date (WAL):** 2026-04-16
- **C.13 - Final Legal Maturity Date:** 2026-04-16
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 16: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797QN0, C.4 - ISIN: US912797QN08, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $13401723.78
- **C.18.a - Value (excl. sponsor support):** $13401723.78
- **C.19 - Percentage of Net Assets:** 2.9000%
- **C.17 - Yield as of Reporting Date:** 3.6700%
- **C.11 - Maturity Date (WAM):** 2026-05-14
- **C.12 - Maturity Date (WAL):** 2026-05-14
- **C.13 - Final Legal Maturity Date:** 2026-05-14
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 17: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797SC2, C.4 - ISIN: US912797SC25, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $17956299.96
- **C.18.a - Value (excl. sponsor support):** $17956299.96
- **C.19 - Percentage of Net Assets:** 3.8800%
- **C.17 - Yield as of Reporting Date:** 3.7000%
- **C.11 - Maturity Date (WAM):** 2026-03-26
- **C.12 - Maturity Date (WAL):** 2026-03-26
- **C.13 - Final Legal Maturity Date:** 2026-03-26
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 18: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797SW8, C.4 - ISIN: US912797SW88, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $13878665.22
- **C.18.a - Value (excl. sponsor support):** $13878665.22
- **C.19 - Percentage of Net Assets:** 3.0000%
- **C.17 - Yield as of Reporting Date:** 3.6700%
- **C.11 - Maturity Date (WAM):** 2026-05-28
- **C.12 - Maturity Date (WAL):** 2026-05-28
- **C.13 - Final Legal Maturity Date:** 2026-05-28
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 19: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797SY4, C.4 - ISIN: US912797SY45, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $20783279.09
- **C.18.a - Value (excl. sponsor support):** $20783279.09
- **C.19 - Percentage of Net Assets:** 4.5000%
- **C.17 - Yield as of Reporting Date:** 3.6700%
- **C.11 - Maturity Date (WAM):** 2026-03-10
- **C.12 - Maturity Date (WAL):** 2026-03-10
- **C.13 - Final Legal Maturity Date:** 2026-03-10
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 20: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797TG2, C.4 - ISIN: US912797TG20, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $14248162.50
- **C.18.a - Value (excl. sponsor support):** $14248162.50
- **C.19 - Percentage of Net Assets:** 3.0800%
- **C.17 - Yield as of Reporting Date:** 3.6900%
- **C.11 - Maturity Date (WAM):** 2026-04-07
- **C.12 - Maturity Date (WAL):** 2026-04-07
- **C.13 - Final Legal Maturity Date:** 2026-04-07
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 21: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797TJ6, C.4 - ISIN: US912797TJ68, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $11641134.38
- **C.18.a - Value (excl. sponsor support):** $11641134.38
- **C.19 - Percentage of Net Assets:** 2.5200%
- **C.17 - Yield as of Reporting Date:** 3.6900%
- **C.11 - Maturity Date (WAM):** 2026-04-21
- **C.12 - Maturity Date (WAL):** 2026-04-21
- **C.13 - Final Legal Maturity Date:** 2026-04-21
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

### Security 22: U.S. Treasury Bill

- **C.1 - Title:** U.S. Treasury Bill
- **C.6 - Investment Category:** U.S. Treasury Debt
- **Identifiers:** C.3 - CUSIP: 912797UA3, C.4 - ISIN: US912797UA31, C.3 - LEI: 254900HROIFWPRGM1V77
- **C.18 - Value (incl. sponsor support):** $15138946.23
- **C.18.a - Value (excl. sponsor support):** $15138946.23
- **C.19 - Percentage of Net Assets:** 3.2700%
- **C.17 - Yield as of Reporting Date:** 3.6600%
- **C.11 - Maturity Date (WAM):** 2026-06-16
- **C.12 - Maturity Date (WAL):** 2026-06-16
- **C.13 - Final Legal Maturity Date:** 2026-06-16
- **Characteristics:** C.9 Eligible Security? Yes, C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

## N-MFP: Signatures

**Registrant:** MFS Series Trust I

**Date:** 2026-03-06

**By:** Brian Balasco

**Name of Signing Officer:** Brian Balasco

**Title of Signing Officer:** Assistant Treasurer