# EDGAR Filing Document

**Accession Number:** 0000889512
**File Stem:** 0001193125-26-145273
**Filing Date:** 2026-4
**Character Count:** 19119
**Document Hash:** 8e1fac51d9379035bd1d417ce08ee6ef
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-145273.hdr.sgml**: 20260407

**ACCESSION NUMBER**: 0001193125-26-145273

**CONFORMED SUBMISSION TYPE**: N-MFP3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260331

**FILED AS OF DATE**: 20260407

**DATE AS OF CHANGE**: 20260407

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LEGG MASON PARTNERS INSTITUTIONAL TRUST
- **CENTRAL INDEX KEY:** 0000889512

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 0831

**FILING VALUES:**
- **FORM TYPE:** N-MFP3
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-06740
- **FILM NUMBER:** 26844209

**BUSINESS ADDRESS:**
- **STREET 1:** LEGG MASON & CO., LLC
- **STREET 2:** 620 EIGHTH AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10018
- **BUSINESS PHONE:** 1-877-721-1926

**MAIL ADDRESS:**
- **STREET 1:** LEGG MASON & CO., LLC
- **STREET 2:** 620 EIGHTH AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10018

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CITIFUNDS INSTITUTIONAL TRUST
- **DATE OF NAME CHANGE:** 19981030

## Series and Classes Contracts Data

### Western Asset Premier Institutional Government Reserves (Series ID: S000066839)

| Class ID   | Class Name     | Ticker Symbol   |
|:---|:---|:---|
| C000215193 | Premium Shares | WACXX           |
| C000215194 | Capital Shares | WABXX           |

# Form N-MFP3: Monthly Schedule of Portfolio Holdings

## N-MFP: Filer Information
**Submission Type:** N-MFP3
**CIK:** 0000889512

### General Information

**Report for (YYYY-MM-DD):** 2026-03-31

**Registrant Full Name:** Legg Mason Partners Institutional Trust

**CIK Number of Registrant:** 0000889512

**LEI of Registrant:** 54930003LJE4ZPPMRV82

**Name of Series:** Western Asset Premier Institutional Government Reserves

**LEI of Series:** 549300WB3XRN9YTWFB76

**EDGAR Series Identifier:** S000066839

**Total number of share classes in the series:** 2

**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            | Franklin Templeton Fund Adviser LLC                          | 801-66785         |
| Independent Public Accountant | PricewaterhouseCoopers LLP<br>City: Baltimore<br>State: MD   |  |
| Transfer Agent                | BNY Mellon Investment Servicing (US) Inc.<br>CIK: 0000849542 | 084-01761         |

### Fund Characteristics & Assets

- **Securities Act File Number:** 033-49552

- **Is this a Feeder Fund?:** Yes

- **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:** 6 days

- **WAL:** 6 days

- **Total Value of Portfolio Securities:** $9971567535.66

- **Amortized Cost of Portfolio Securities:** $0.00

- **Cash:** $0.00

- **Total Other Assets:** $45007.50

- **Total Liabilities:** $21811055.92

- **Net Assets of Series:** $9949801487.24

- **Number of Shares Outstanding (Series):** 9949949304.8100

- **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 (%)   |
|:---|:---|:---|:---|:---|
| 2026-03-02 | $21891211198.66           | $23343251867.27            | 66.5500%                  | 70.9600%                   |
| 2026-03-03 | $22142245245.55           | $23594405961.32            | 66.7900%                  | 71.1700%                   |
| 2026-03-04 | $21728213080.98           | $23159643844.69            | 66.1300%                  | 70.4800%                   |
| 2026-03-05 | $21830171515.56           | $23106722326.28            | 66.5400%                  | 70.4300%                   |
| 2026-03-06 | $21121806875.78           | $22350722035.26            | 65.9100%                  | 69.7500%                   |
| 2026-03-09 | $21835912684.96           | $23109333796.12            | 66.6600%                  | 70.5500%                   |
| 2026-03-10 | $20515808534.39           | $22115902480.21            | 64.5900%                  | 69.6300%                   |
| 2026-03-11 | $21353322102.24           | $22918538882.82            | 65.8300%                  | 70.6500%                   |
| 2026-03-12 | $21483511304.64           | $23538834164.46            | 66.2000%                  | 72.5400%                   |
| 2026-03-13 | $21974803195.42           | $24159911771.74            | 66.4900%                  | 73.1000%                   |
| 2026-03-16 | $22384863475.37           | $24490055334.97            | 67.3100%                  | 73.6400%                   |
| 2026-03-17 | $21640337328.84           | $24026217107.32            | 65.5400%                  | 72.7700%                   |
| 2026-03-18 | $22738014537.42           | $24623999560.55            | 68.0500%                  | 73.6900%                   |
| 2026-03-19 | $21408683403.70           | $23190774485.00            | 65.2500%                  | 70.6800%                   |
| 2026-03-20 | $20748611032.06           | $21927510664.86            | 65.9600%                  | 69.7100%                   |
| 2026-03-23 | $22090795167.86           | $22864172382.52            | 68.5900%                  | 70.9900%                   |
| 2026-03-24 | $20406379381.84           | $20825924175.09            | 67.6400%                  | 69.0300%                   |
| 2026-03-25 | $19632112760.13           | $20051701055.35            | 66.7900%                  | 68.2200%                   |
| 2026-03-26 | $18938121491.56           | $19455153288.78            | 66.3300%                  | 68.1400%                   |
| 2026-03-27 | $19269313020.98           | $19786475324.14            | 66.7000%                  | 68.4900%                   |
| 2026-03-30 | $20478295722.26           | $21002331565.91            | 68.0400%                  | 69.7800%                   |
| 2026-03-31 | $22421452908.49           | $23065352790.22            | 69.7500%                  | 71.7500%                   |

### 7-Day Gross Yield
| Date       | 7-Day Gross Yield   |
|:---|:---|
| 2026-03-02 | 3.7200%             |
| 2026-03-03 | 3.7200%             |
| 2026-03-04 | 3.7200%             |
| 2026-03-05 | 3.7100%             |
| 2026-03-06 | 3.7200%             |
| 2026-03-09 | 3.7300%             |
| 2026-03-10 | 3.7300%             |
| 2026-03-11 | 3.7200%             |
| 2026-03-12 | 3.7200%             |
| 2026-03-13 | 3.7200%             |
| 2026-03-16 | 3.7200%             |
| 2026-03-17 | 3.7200%             |
| 2026-03-18 | 3.7200%             |
| 2026-03-19 | 3.7200%             |
| 2026-03-20 | 3.7100%             |
| 2026-03-23 | 3.7100%             |
| 2026-03-24 | 3.7100%             |
| 2026-03-25 | 3.7100%             |
| 2026-03-26 | 3.7100%             |
| 2026-03-27 | 3.7200%             |
| 2026-03-30 | 3.7200%             |
| 2026-03-31 | 3.7300%             |

### Daily Net Asset Value per Share (Series)
| Date       | Net Asset Value per Share   |
|:---|:---|
| 2026-03-02 | 1.0000                      |
|  |  |
| 2026-03-03 | 1.0000                      |
|  |  |
| 2026-03-04 | 1.0000                      |
|  |  |
| 2026-03-05 | 1.0000                      |
|  |  |
| 2026-03-06 | 1.0000                      |
|  |  |
| 2026-03-09 | 1.0000                      |
|  |  |
| 2026-03-10 | 1.0000                      |
|  |  |
| 2026-03-11 | 1.0000                      |
|  |  |
| 2026-03-12 | 1.0000                      |
|  |  |
| 2026-03-13 | 1.0000                      |
|  |  |
| 2026-03-16 | 1.0000                      |
|  |  |
| 2026-03-17 | 1.0000                      |
|  |  |
| 2026-03-18 | 1.0000                      |
|  |  |
| 2026-03-19 | 1.0000                      |
|  |  |
| 2026-03-20 | 1.0000                      |
|  |  |
| 2026-03-23 | 1.0000                      |
|  |  |
| 2026-03-24 | 1.0000                      |
|  |  |
| 2026-03-25 | 1.0000                      |
|  |  |
| 2026-03-26 | 1.0000                      |
|  |  |
| 2026-03-27 | 1.0000                      |
|  |  |
| 2026-03-30 | 1.0000                      |
|  |  |
| 2026-03-31 | 1.0000                      |
|  |  |

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

### Class: PC

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $9327340612.28

- **Number of Shares Outstanding:** 9327346492.3600

- **Expense Reimbursement/Waiver:** 1077832.62

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-03-02 | 1.0000          |
|  |  |
| 2026-03-03 | 1.0000          |
|  |  |
| 2026-03-04 | 1.0000          |
|  |  |
| 2026-03-05 | 1.0000          |
|  |  |
| 2026-03-06 | 1.0000          |
|  |  |
| 2026-03-09 | 1.0000          |
|  |  |
| 2026-03-10 | 1.0000          |
|  |  |
| 2026-03-11 | 1.0000          |
|  |  |
| 2026-03-12 | 1.0000          |
|  |  |
| 2026-03-13 | 1.0000          |
|  |  |
| 2026-03-16 | 1.0000          |
|  |  |
| 2026-03-17 | 1.0000          |
|  |  |
| 2026-03-18 | 1.0000          |
|  |  |
| 2026-03-19 | 1.0000          |
|  |  |
| 2026-03-20 | 1.0000          |
|  |  |
| 2026-03-23 | 1.0000          |
|  |  |
| 2026-03-24 | 1.0000          |
|  |  |
| 2026-03-25 | 1.0000          |
|  |  |
| 2026-03-26 | 1.0000          |
|  |  |
| 2026-03-27 | 1.0000          |
|  |  |
| 2026-03-30 | 1.0000          |
|  |  |
| 2026-03-31 | 1.0000          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-03-02 | $185036609.67             | $165601495.30           |
| 2026-03-03 | $190622965.01             | $262430898.46           |
| 2026-03-04 | $295770000.00             | $474141474.91           |
| 2026-03-05 | $501686686.95             | $248062962.92           |
| 2026-03-06 | $76881926.13              | $757356350.33           |
| 2026-03-09 | $1140935129.49            | $308997341.71           |
| 2026-03-10 | $92700000.00              | $59170558.68            |
| 2026-03-11 | $379201700.01             | $202116757.91           |
| 2026-03-12 | $370715000.00             | $737786855.70           |
| 2026-03-13 | $761630434.15             | $285578413.46           |
| 2026-03-16 | $349088328.87             | $254240043.97           |
| 2026-03-17 | $134089891.37             | $228814380.29           |
| 2026-03-18 | $65085792.51              | $10850000.00            |
| 2026-03-19 | $455050000.00             | $310525002.60           |
| 2026-03-20 | $35000000.00              | $607570462.13           |
| 2026-03-23 | $726921110.66             | $27638711.07            |
| 2026-03-24 | $205143119.86             | $868087926.18           |
| 2026-03-25 | $676452256.59             | $92001304.40            |
| 2026-03-26 | $122200000.00             | $940316531.57           |
| 2026-03-27 | $579446000.00             | $255482840.74           |
| 2026-03-30 | $1802694000.00            | $904124447.46           |
| 2026-03-31 | $2513316815.00            | $655287622.31           |

**Total Gross Subscriptions (Month):** $11659667766.27

**Total Gross Redemptions (Month):** $8656182382.10

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-03-02 | 3.5900%           |
| 2026-03-03 | 3.5900%           |
| 2026-03-04 | 3.5900%           |
| 2026-03-05 | 3.5800%           |
| 2026-03-06 | 3.5900%           |
| 2026-03-09 | 3.6000%           |
| 2026-03-10 | 3.6000%           |
| 2026-03-11 | 3.5900%           |
| 2026-03-12 | 3.5900%           |
| 2026-03-13 | 3.5900%           |
| 2026-03-16 | 3.5900%           |
| 2026-03-17 | 3.5900%           |
| 2026-03-18 | 3.5900%           |
| 2026-03-19 | 3.5900%           |
| 2026-03-20 | 3.5800%           |
| 2026-03-23 | 3.5800%           |
| 2026-03-24 | 3.5800%           |
| 2026-03-25 | 3.5800%           |
| 2026-03-26 | 3.5800%           |
| 2026-03-27 | 3.5900%           |
| 2026-03-30 | 3.5900%           |
| 2026-03-31 | 3.6000%           |

**Beneficial/Record Owner Categories**
| Category                                                                    | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Depository institution or other banking institution                         |  | 6.2000%          | 0.0000%              |
| State or municipal government entity (excluding governmental pension plans) |  | 9.8900%          | 0.0000%              |
| Non-financial corporation                                                   |  | 6.4200%          | 0.0000%              |
| Non-financial corporation                                                   |  | 10.4400%         | 0.0000%              |
| Non-financial corporation                                                   |  | 11.2200%         | 0.0000%              |
| Non-financial corporation                                                   |  | 26.7800%         | 0.0000%              |

### Class: CC

- **Minimum Initial Investment:** $200000000.00

- **Net Assets of Class:** $622460874.96

- **Number of Shares Outstanding:** 622602812.4500

- **Expense Reimbursement/Waiver:** 177256.13

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2026-03-02 | 0.9999          |
|  |  |
| 2026-03-03 | 0.9999          |
|  |  |
| 2026-03-04 | 0.9999          |
|  |  |
| 2026-03-05 | 0.9999          |
|  |  |
| 2026-03-06 | 0.9999          |
|  |  |
| 2026-03-09 | 0.9998          |
|  |  |
| 2026-03-10 | 0.9998          |
|  |  |
| 2026-03-11 | 0.9999          |
|  |  |
| 2026-03-12 | 0.9998          |
|  |  |
| 2026-03-13 | 0.9999          |
|  |  |
| 2026-03-16 | 0.9998          |
|  |  |
| 2026-03-17 | 0.9998          |
|  |  |
| 2026-03-18 | 0.9998          |
|  |  |
| 2026-03-19 | 0.9998          |
|  |  |
| 2026-03-20 | 0.9998          |
|  |  |
| 2026-03-23 | 0.9998          |
|  |  |
| 2026-03-24 | 0.9998          |
|  |  |
| 2026-03-25 | 0.9998          |
|  |  |
| 2026-03-26 | 0.9998          |
|  |  |
| 2026-03-27 | 0.9998          |
|  |  |
| 2026-03-30 | 0.9998          |
|  |  |
| 2026-03-31 | 0.9998          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2026-03-02 | $21644304.95              | $500000000.00           |
| 2026-03-03 | $30300000.00              | $5000000.00             |
| 2026-03-04 | $0.00                     | $31500000.00            |
| 2026-03-05 | $0.00                     | $0.00                   |
| 2026-03-06 | $24200000.00              | $59800000.00            |
| 2026-03-09 | $0.00                     | $959100000.00           |
| 2026-03-10 | $10000000.00              | $600000.00              |
| 2026-03-11 | $500000000.00             | $6100000.00             |
| 2026-03-12 | $3400000.00               | $505000000.00           |
| 2026-03-13 | $501200000.00             | $4100000.00             |
| 2026-03-16 | $57100000.00              | $500000000.00           |
| 2026-03-17 | $0.00                     | $16800000.00            |
| 2026-03-18 | $0.00                     | $11000000.00            |
| 2026-03-19 | $0.00                     | $10600000.00            |
| 2026-03-20 | $0.00                     | $40800000.00            |
| 2026-03-23 | $0.00                     | $0.00                   |
| 2026-03-24 | $0.00                     | $0.00                   |
| 2026-03-25 | $0.00                     | $0.00                   |
| 2026-03-26 | $0.00                     | $2700000.00             |
| 2026-03-27 | $1800000.00               | $9800000.00             |
| 2026-03-30 | $0.00                     | $0.00                   |
| 2026-03-31 | $0.00                     | $4200000.00             |

**Total Gross Subscriptions (Month):** $1149644304.95

**Total Gross Redemptions (Month):** $2667100000.00

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2026-03-02 | 3.6100%           |
| 2026-03-03 | 3.6100%           |
| 2026-03-04 | 3.6100%           |
| 2026-03-05 | 3.6000%           |
| 2026-03-06 | 3.6100%           |
| 2026-03-09 | 3.6200%           |
| 2026-03-10 | 3.6200%           |
| 2026-03-11 | 3.6100%           |
| 2026-03-12 | 3.6100%           |
| 2026-03-13 | 3.6100%           |
| 2026-03-16 | 3.6100%           |
| 2026-03-17 | 3.6100%           |
| 2026-03-18 | 3.6100%           |
| 2026-03-19 | 3.6100%           |
| 2026-03-20 | 3.6000%           |
| 2026-03-23 | 3.6000%           |
| 2026-03-24 | 3.6000%           |
| 2026-03-25 | 3.6000%           |
| 2026-03-26 | 3.6000%           |
| 2026-03-27 | 3.6100%           |
| 2026-03-30 | 3.6100%           |
| 2026-03-31 | 3.6100%           |

**Beneficial/Record Owner Categories**
| Category                                                                    | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| State or municipal government entity (excluding governmental pension plans) |  | 72.2000%         | 0.0000%              |
| Non-financial corporation                                                   |  | 9.5500%          | 0.0000%              |
| State or municipal government entity (excluding governmental pension plans) |  | 9.6600%          | 0.0000%              |

## Part C: Schedule of Portfolio Securities

### Security 1: Government Portfolio

- **C.1 - Title:** Government Portfolio
- **C.6 - Investment Category:** Investment Company
- **Identifiers:** C.3 - CUSIP: NA, C.5 - Other ID: LMGOVERNMENT
- **C.18 - Value (incl. sponsor support):** $9971567535.66
- **C.18.a - Value (excl. sponsor support):** $9971567535.66
- **C.19 - Percentage of Net Assets:** 100.0000%
- **C.17 - Yield as of Reporting Date:** 0.0000%
- **C.11 - Maturity Date (WAM):** 2026-04-01
- **C.12 - Maturity Date (WAL):** 2026-04-01
- **C.13 - Final Legal Maturity Date:** 2026-04-01
- **C.10 - Ratings:** Fitch, Inc.: NR; Moody's Investors Service, Inc.: NR; Standard and Poor's Ratings Services: NR
- **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:** Legg Mason Partners Institutional Trust

**Date:** 2026-04-07

**By:** /s/Christopher Berarducci

**Name of Signing Officer:** Christopher Berarducci

**Title of Signing Officer:** Principal Financial Officer