# EDGAR Filing Document

**Accession Number:** 0000889512
**File Stem:** 0001145549-25-057999
**Filing Date:** 2025-9
**Character Count:** 18348
**Document Hash:** 655d5d6ca7de04213400b8c172795967
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001145549-25-057999.hdr.sgml**: 20250908

**ACCESSION NUMBER**: 0001145549-25-057999

**CONFORMED SUBMISSION TYPE**: N-MFP3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250831

**FILED AS OF DATE**: 20250908

**DATE AS OF CHANGE**: 20250908

**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:** 251299256

**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):** 2025-08-31

**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:** $10419189255.86

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

- **Cash:** $0.00

- **Total Other Assets:** $28254.26

- **Total Liabilities:** $31910024.75

- **Net Assets of Series:** $10387307485.37

- **Number of Shares Outstanding (Series):** 10387593503.7300

- **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 (%)   |
|:---|:---|:---|:---|:---|
| 2025-08-01 | $20538192769.94           | $21569461609.17            | 65.2100%                  | 68.4900%                   |
| 2025-08-04 | $19651602555.53           | $20682945968.38            | 64.1300%                  | 67.5000%                   |
| 2025-08-05 | $19685719673.14           | $20517137659.61            | 64.5900%                  | 67.3200%                   |
| 2025-08-06 | $19404139631.93           | $20156211473.74            | 64.1700%                  | 66.6600%                   |
| 2025-08-07 | $20204397232.23           | $20756519953.20            | 65.5100%                  | 67.3000%                   |
| 2025-08-08 | $19909875586.79           | $20662150945.30            | 64.7400%                  | 67.1900%                   |
| 2025-08-11 | $20679510250.70           | $21631590616.00            | 65.4800%                  | 68.4900%                   |
| 2025-08-12 | $20999163389.85           | $21960672385.07            | 65.6400%                  | 68.6500%                   |
| 2025-08-13 | $21255205566.31           | $22216796683.75            | 65.6100%                  | 68.5800%                   |
| 2025-08-14 | $21315583563.25           | $22095451843.58            | 66.0900%                  | 68.5000%                   |
| 2025-08-15 | $21098570635.80           | $22182991276.71            | 65.2700%                  | 68.6300%                   |
| 2025-08-18 | $21673634586.40           | $22982235908.86            | 65.5200%                  | 69.4700%                   |
| 2025-08-19 | $21472023026.74           | $22780739955.76            | 65.3000%                  | 69.2800%                   |
| 2025-08-20 | $21808477356.06           | $23099114891.63            | 65.6900%                  | 69.5800%                   |
| 2025-08-21 | $21809926344.24           | $22573597541.21            | 66.7700%                  | 69.1100%                   |
| 2025-08-22 | $21378480016.12           | $22662338601.05            | 65.2600%                  | 69.1800%                   |
| 2025-08-25 | $21248645717.80           | $22532613780.79            | 65.1200%                  | 69.0600%                   |
| 2025-08-26 | $21632384059.33           | $22916461600.35            | 65.2200%                  | 69.0900%                   |
| 2025-08-27 | $22970761739.19           | $24100149758.29            | 66.6200%                  | 69.9000%                   |
| 2025-08-28 | $25324232140.23           | $26522828597.51            | 67.5300%                  | 70.7300%                   |
| 2025-08-29 | $21500475148.91           | $23179473091.14            | 63.3600%                  | 68.3100%                   |

### 7-Day Gross Yield
| Date       | 7-Day Gross Yield   |
|:---|:---|
| 2025-08-01 | 4.3800%             |
| 2025-08-04 | 4.3800%             |
| 2025-08-05 | 4.3800%             |
| 2025-08-06 | 4.3800%             |
| 2025-08-07 | 4.3700%             |
| 2025-08-08 | 4.3700%             |
| 2025-08-11 | 4.3700%             |
| 2025-08-12 | 4.3800%             |
| 2025-08-13 | 4.3800%             |
| 2025-08-14 | 4.3800%             |
| 2025-08-15 | 4.3800%             |
| 2025-08-18 | 4.3800%             |
| 2025-08-19 | 4.3800%             |
| 2025-08-20 | 4.3800%             |
| 2025-08-21 | 4.3800%             |
| 2025-08-22 | 4.3800%             |
| 2025-08-25 | 4.3800%             |
| 2025-08-26 | 4.3800%             |
| 2025-08-27 | 4.3900%             |
| 2025-08-28 | 4.3900%             |
| 2025-08-29 | 4.3900%             |

### Daily Net Asset Value per Share (Series)
| Date       | Net Asset Value per Share   |
|:---|:---|
| 2025-08-01 | 1.0000                      |
|  |  |
| 2025-08-04 | 1.0000                      |
|  |  |
| 2025-08-05 | 1.0000                      |
|  |  |
| 2025-08-06 | 1.0000                      |
|  |  |
| 2025-08-07 | 1.0000                      |
|  |  |
| 2025-08-08 | 1.0000                      |
|  |  |
| 2025-08-11 | 1.0000                      |
|  |  |
| 2025-08-12 | 1.0000                      |
|  |  |
| 2025-08-13 | 1.0000                      |
|  |  |
| 2025-08-14 | 1.0000                      |
|  |  |
| 2025-08-15 | 1.0000                      |
|  |  |
| 2025-08-18 | 1.0000                      |
|  |  |
| 2025-08-19 | 1.0000                      |
|  |  |
| 2025-08-20 | 1.0000                      |
|  |  |
| 2025-08-21 | 1.0000                      |
|  |  |
| 2025-08-22 | 1.0000                      |
|  |  |
| 2025-08-25 | 1.0000                      |
|  |  |
| 2025-08-26 | 1.0000                      |
|  |  |
| 2025-08-27 | 1.0000                      |
|  |  |
| 2025-08-28 | 1.0000                      |
|  |  |
| 2025-08-29 | 1.0000                      |
|  |  |

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

### Class: PC

- **Minimum Initial Investment:** $1.00

- **Net Assets of Class:** $9337784302.53

- **Number of Shares Outstanding:** 9337909071.5700

- **Expense Reimbursement/Waiver:** 1234003.95

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2025-08-01 | 1.0000          |
|  |  |
| 2025-08-04 | 1.0000          |
|  |  |
| 2025-08-05 | 1.0000          |
|  |  |
| 2025-08-06 | 1.0000          |
|  |  |
| 2025-08-07 | 1.0000          |
|  |  |
| 2025-08-08 | 1.0000          |
|  |  |
| 2025-08-11 | 1.0000          |
|  |  |
| 2025-08-12 | 1.0000          |
|  |  |
| 2025-08-13 | 1.0000          |
|  |  |
| 2025-08-14 | 1.0000          |
|  |  |
| 2025-08-15 | 1.0000          |
|  |  |
| 2025-08-18 | 1.0000          |
|  |  |
| 2025-08-19 | 1.0000          |
|  |  |
| 2025-08-20 | 1.0000          |
|  |  |
| 2025-08-21 | 1.0000          |
|  |  |
| 2025-08-22 | 1.0000          |
|  |  |
| 2025-08-25 | 1.0000          |
|  |  |
| 2025-08-26 | 1.0000          |
|  |  |
| 2025-08-27 | 1.0000          |
|  |  |
| 2025-08-28 | 1.0000          |
|  |  |
| 2025-08-29 | 1.0000          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2025-08-01 | $432668540.09             | $297601164.79           |
| 2025-08-04 | $184599183.84             | $243750000.00           |
| 2025-08-05 | $18915700.28              | $155772364.53           |
| 2025-08-06 | $340109346.96             | $24150000.00            |
| 2025-08-07 | $848906641.16             | $221709196.00           |
| 2025-08-08 | $207788726.77             | $251975000.00           |
| 2025-08-11 | $358744902.75             | $311912051.18           |
| 2025-08-12 | $85085287.76              | $537954541.48           |
| 2025-08-13 | $324860883.76             | $88200100.00            |
| 2025-08-14 | $481950000.00             | $15377191.73            |
| 2025-08-15 | $141769180.08             | $475199381.15           |
| 2025-08-18 | $464081303.93             | $24863352.26            |
| 2025-08-19 | $262580000.00             | $170042609.00           |
| 2025-08-20 | $316910000.00             | $44646287.37            |
| 2025-08-21 | $45074868.52              | $433925000.00           |
| 2025-08-22 | $455693837.30             | $588820000.00           |
| 2025-08-25 | $80433273.81              | $323490592.38           |
| 2025-08-26 | $702251669.01             | $131172513.44           |
| 2025-08-27 | $1357211694.56            | $395754242.31           |
| 2025-08-28 | $435660000.00             | $89556761.02            |
| 2025-08-29 | $679926713.50             | $950625000.00           |

**Total Gross Subscriptions (Month):** $8225221754.08

**Total Gross Redemptions (Month):** $5776497348.64

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2025-08-01 | 4.2500%           |
| 2025-08-04 | 4.2500%           |
| 2025-08-05 | 4.2500%           |
| 2025-08-06 | 4.2400%           |
| 2025-08-07 | 4.2400%           |
| 2025-08-08 | 4.2400%           |
| 2025-08-11 | 4.2400%           |
| 2025-08-12 | 4.2500%           |
| 2025-08-13 | 4.2500%           |
| 2025-08-14 | 4.2500%           |
| 2025-08-15 | 4.2500%           |
| 2025-08-18 | 4.2500%           |
| 2025-08-19 | 4.2500%           |
| 2025-08-20 | 4.2500%           |
| 2025-08-21 | 4.2500%           |
| 2025-08-22 | 4.2500%           |
| 2025-08-25 | 4.2500%           |
| 2025-08-26 | 4.2500%           |
| 2025-08-27 | 4.2600%           |
| 2025-08-28 | 4.2600%           |
| 2025-08-29 | 4.2600%           |

**Beneficial/Record Owner Categories**
| Category                                            | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| Non-financial corporation                           |  | 5.1800%          | 0.0000%              |
| Depository institution or other banking institution |  | 23.0300%         | 0.0000%              |
| Non-financial corporation                           |  | 14.4900%         | 0.0000%              |
| Non-financial corporation                           |  | 8.9800%          | 0.0000%              |
| Non-financial corporation                           |  | 10.5400%         | 0.0000%              |

### Class: CC

- **Minimum Initial Investment:** $200000000.00

- **Net Assets of Class:** $1049523182.84

- **Number of Shares Outstanding:** 1049684432.1600

- **Expense Reimbursement/Waiver:** 200688.98

**Daily Net Asset Value per Share (Class)**
| Date       | NAV per Share   |
|:---|:---|
| 2025-08-01 | 0.9998          |
|  |  |
| 2025-08-04 | 0.9998          |
|  |  |
| 2025-08-05 | 0.9998          |
|  |  |
| 2025-08-06 | 0.9998          |
|  |  |
| 2025-08-07 | 0.9998          |
|  |  |
| 2025-08-08 | 0.9998          |
|  |  |
| 2025-08-11 | 0.9998          |
|  |  |
| 2025-08-12 | 0.9999          |
|  |  |
| 2025-08-13 | 0.9999          |
|  |  |
| 2025-08-14 | 0.9999          |
|  |  |
| 2025-08-15 | 0.9999          |
|  |  |
| 2025-08-18 | 0.9999          |
|  |  |
| 2025-08-19 | 0.9999          |
|  |  |
| 2025-08-20 | 0.9999          |
|  |  |
| 2025-08-21 | 0.9999          |
|  |  |
| 2025-08-22 | 0.9999          |
|  |  |
| 2025-08-25 | 0.9999          |
|  |  |
| 2025-08-26 | 0.9999          |
|  |  |
| 2025-08-27 | 0.9998          |
|  |  |
| 2025-08-28 | 0.9999          |
|  |  |
| 2025-08-29 | 0.9998          |
|  |  |

**Daily Shareholder Flows**
| Date       | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| 2025-08-01 | $7298684.53               | $69000000.00            |
| 2025-08-04 | $0.00                     | $1700000.00             |
| 2025-08-05 | $15500000.00              | $0.00                   |
| 2025-08-06 | $0.00                     | $60700000.00            |
| 2025-08-07 | $0.00                     | $58400000.00            |
| 2025-08-08 | $11700000.00              | $0.00                   |
| 2025-08-11 | $10409609.00              | $29000000.00            |
| 2025-08-12 | $305000000.00             | $148000000.00           |
| 2025-08-13 | $0.00                     | $12900000.00            |
| 2025-08-14 | $0.00                     | $2700000.00             |
| 2025-08-15 | $34800000.00              | $0.00                   |
| 2025-08-18 | $16289.84                 | $14500000.00            |
| 2025-08-19 | $600000.00                | $1000000.00             |
| 2025-08-20 | $0.00                     | $9500000.00             |
| 2025-08-21 | $0.00                     | $4500000.00             |
| 2025-08-22 | $20000000.00              | $4300000.00             |
| 2025-08-25 | $0.00                     | $1700000.00             |
| 2025-08-26 | $7500000.00               | $46200000.00            |
| 2025-08-27 | $0.00                     | $16400000.00            |
| 2025-08-28 | $1800000000.00            | $43800000.00            |
| 2025-08-29 | $35000000.00              | $1800000000.00          |

**Total Gross Subscriptions (Month):** $2247824583.37

**Total Gross Redemptions (Month):** $2324300000.00

**7-Day Net Yield (Class)**
| Date       | 7-Day Net Yield   |
|:---|:---|
| 2025-08-01 | 4.2700%           |
| 2025-08-04 | 4.2700%           |
| 2025-08-05 | 4.2700%           |
| 2025-08-06 | 4.2600%           |
| 2025-08-07 | 4.2600%           |
| 2025-08-08 | 4.2600%           |
| 2025-08-11 | 4.2600%           |
| 2025-08-12 | 4.2600%           |
| 2025-08-13 | 4.2700%           |
| 2025-08-14 | 4.2600%           |
| 2025-08-15 | 4.2700%           |
| 2025-08-18 | 4.2700%           |
| 2025-08-19 | 4.2700%           |
| 2025-08-20 | 4.2700%           |
| 2025-08-21 | 4.2700%           |
| 2025-08-22 | 4.2700%           |
| 2025-08-25 | 4.2700%           |
| 2025-08-26 | 4.2700%           |
| 2025-08-27 | 4.2800%           |
| 2025-08-28 | 4.2800%           |
| 2025-08-29 | 4.2700%           |

**Beneficial/Record Owner Categories**
| Category                                                                    | Other Category   | Record Owner %   | Beneficial Owner %   |
|:---|:---|:---|:---|
| State or municipal government entity (excluding governmental pension plans) |  | 16.6800%         | 0.0000%              |
| Non-financial corporation                                                   |  | 42.8000%         | 0.0000%              |
| Non-financial corporation                                                   |  | 28.6300%         | 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):** $10419189255.86
- **C.18.a - Value (excl. sponsor support):** $10419189255.86
- **C.19 - Percentage of Net Assets:** 100.0000%
- **C.17 - Yield as of Reporting Date:** 0.0000%
- **C.11 - Maturity Date (WAM):** 2025-09-02
- **C.12 - Maturity Date (WAL):** 2025-09-02
- **C.13 - Final Legal Maturity Date:** 2025-09-02
- **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:** 2025-09-08

**By:** /s/Christopher Berarducci

**Name of Signing Officer:** Christopher Berarducci

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