# EDGAR Filing Document

**Accession Number:** 0000747576
**File Stem:** 0001193125-23-022350
**Filing Date:** 2023-2
**Character Count:** 10419
**Document Hash:** b95b5f6dbbcb221f94f36bdb0dc08ccc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-022350.hdr.sgml**: 20230202

**ACCESSION NUMBER**: 0001193125-23-022350

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20230202

**DATE AS OF CHANGE**: 20230202

**EFFECTIVENESS DATE**: 20230202

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LEGG MASON PARTNERS INSTITUTIONAL TRUST
- **CENTRAL INDEX KEY:** 0000889512
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 0831

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-49552
- **FILM NUMBER:** 23579342

**BUSINESS ADDRESS:**
- **STREET 1:** LEGG MASON & CO., LLC
- **STREET 2:** 620 EIGHTH AVENUE, 49TH FLOOR
- **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, 49TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10018

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

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** LEGG MASON PARTNERS MONEY MARKET TRUST
- **CENTRAL INDEX KEY:** 0000747576
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 0831

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 002-91556
- **FILM NUMBER:** 23579343

**BUSINESS ADDRESS:**
- **STREET 1:** LEGG MASON & CO., LLC
- **STREET 2:** 620 EIGHTH AVENUE, 49TH FLOOR
- **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, 49TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10018

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

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LANDMARK CASH RESERVES
- **DATE OF NAME CHANGE:** 19910320

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** LANDMARK FUNDS CASH RESERVES INC
- **DATE OF NAME CHANGE:** 19861030

## Series and Classes Contracts Data

### Western Asset Government Reserves (Series ID: S000016623)

---

|  |  |  |
|:---|:---|:---|
| Class Name | Ticker Symbol | Class ID   |
| Class A    | SMGXX         | C000046408 |
| Class N    | LGMXX         | C000089729 |

---

### Western Asset Institutional Liquid Reserves (Series ID: S000008908)

---

|  |  |  |
|:---|:---|:---|
| Class Name            | Ticker Symbol | Class ID   |
| Institutional Shares  | CILXX         | C000024235 |
| Investor Shares       | LLRXX         | C000089731 |
| Administrative Shares | LRAXX         | C000091743 |

---

### Western Asset Select Tax Free Reserves (Series ID: S000008909)

---

|  |  |  |
|:---|:---|:---|
| Class Name            | Ticker Symbol | Class ID   |
| Select Shares         | CIFXX         | C000024238 |
| Investor Shares       | LTFXX         | C000089732 |
| Administrative Shares | LFAXX         | C000091744 |

---

### Western Asset Institutional U.S. Treasury Reserves (Series ID: S000008910)

---

|  |  |  |
|:---|:---|:---|
| Class Name            | Ticker Symbol | Class ID   |
| Institutional Shares  | CIIXX         | C000024239 |
| Investor Shares       | LTRXX         | C000089733 |
| Administrative Shares | LTAXX         | C000091745 |

---

### Western Asset Institutional Government Reserves (Series ID: S000016858)

---

|  |  |  |
|:---|:---|:---|
| Class Name            | Ticker Symbol | Class ID   |
| Institutional Shares  | INGXX         | C000046975 |
| Class L               | LWPXX         | C000046976 |
| Investor Shares       | LGRXX         | C000089734 |
| Administrative Shares | LGAXX         | C000091746 |

---

### Western Asset Institutional U.S. Treasury Obligations Money Market Fund (Series ID: S000041891)

---

|  |  |  |
|:---|:---|:---|
| Class Name            | Ticker Symbol | Class ID   |
| Institutional Shares  | LUIXX         | C000130074 |
| Administrative Shares | LAOXX         | C000130075 |
| Investor Shares       | LAIXX         | C000130076 |

---

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

---

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

---

### Western Asset Premier Institutional Liquid Reserves (Series ID: S000066840)

---

|  |  |  |
|:---|:---|:---|
| Class Name     | Ticker Symbol | Class ID   |
| Capital Shares | WAAXX         | C000215195 |

---

### Western Asset Premier Institutional U.S. Treasury Reserves (Series ID: S000066841)

---

|  |  |  |
|:---|:---|:---|
| Class Name     | Ticker Symbol | Class ID   |
| Premium Shares | WAEXX         | C000215196 |
| Capital Shares | WADXX         | C000215197 |

---

## Series and Classes Contracts Data

### Western Asset Government Reserves (Series ID: S000016623)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000046408 | Class A      | SMGXX           |
| C000089729 | Class N      | LGMXX           |

### Western Asset Institutional Liquid Reserves (Series ID: S000008908)

| Class ID   | Class Name            | Ticker Symbol   |
|:---|:---|:---|
| C000024235 | Institutional Shares  | CILXX           |
| C000089731 | Investor Shares       | LLRXX           |
| C000091743 | Administrative Shares | LRAXX           |

### Western Asset Select Tax Free Reserves (Series ID: S000008909)

| Class ID   | Class Name            | Ticker Symbol   |
|:---|:---|:---|
| C000024238 | Select Shares         | CIFXX           |
| C000089732 | Investor Shares       | LTFXX           |
| C000091744 | Administrative Shares | LFAXX           |

### Western Asset Institutional U.S. Treasury Reserves (Series ID: S000008910)

| Class ID   | Class Name            | Ticker Symbol   |
|:---|:---|:---|
| C000024239 | Institutional Shares  | CIIXX           |
| C000089733 | Investor Shares       | LTRXX           |
| C000091745 | Administrative Shares | LTAXX           |

### Western Asset Institutional Government Reserves (Series ID: S000016858)

| Class ID   | Class Name            | Ticker Symbol   |
|:---|:---|:---|
| C000046975 | Institutional Shares  | INGXX           |
| C000046976 | Class L               | LWPXX           |
| C000089734 | Investor Shares       | LGRXX           |
| C000091746 | Administrative Shares | LGAXX           |

### Western Asset Institutional U.S. Treasury Obligations Money Market Fund (Series ID: S000041891)

| Class ID   | Class Name            | Ticker Symbol   |
|:---|:---|:---|
| C000130074 | Institutional Shares  | LUIXX           |
| C000130075 | Administrative Shares | LAOXX           |
| C000130076 | Investor Shares       | LAIXX           |

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

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

### Western Asset Premier Institutional Liquid Reserves (Series ID: S000066840)

| Class ID   | Class Name     | Ticker Symbol   |
|:---|:---|:---|
| C000215195 | Capital Shares | WAAXX           |

### Western Asset Premier Institutional U.S. Treasury Reserves (Series ID: S000066841)

| Class ID   | Class Name     | Ticker Symbol   |
|:---|:---|:---|
| C000215196 | Premium Shares | WAEXX           |
| C000215197 | Capital Shares | WADXX           |

![LOGO](g453570westassetlogo.jpg)

VGOF-P10 02/23

**LEGG MASON PARTNERS INSTITUTIONAL TRUST** 

**LEGG MASON PARTNERS MONEY MARKET TRUST** 

**SUPPLEMENT DATED FEBRUARY 2, 2023, TO THE** 

**PROSPECTUS AND STATEMENT OF ADDITIONAL INFORMATION ("SAI")** 

**OF EACH FUND LISTED IN <u>SCHEDULE A</u>** 

------

**Effective March 2, 2023, the mailing address for BNY Mellon Investment Servicing (US) Inc. ("BNY"), the transfer agent for each fund listed on Schedule A, will change. As such, the following changes shall apply:** 

**1)** **Effective March 2, 2023, the following information replaces any information to the contrary in the statutory prospectus and SAI for each fund listed in Schedule A:** 

---

| | | |
|:---|:---|:---|
| **Mail:** | Regular Mail | Overnight |
|  | BNY Mellon | BNY Mellon |
|  | Attn: Western Asset Money Market Funds | Attn: 534447 |
|  | P.O. Box 534447 | 500 Ross Street, 154-0520 |
|  | Pittsburgh, PA 15253-4447 | Pittsburgh, PA 15262 |

---

**2)** **Effective March 2, 2023, the following replaces the second paragraph of the section titled "Custodian and Transfer Agent" in the SAI for each fund listed in Schedule A:** 

BNY Mellon Investment Servicing (US) Inc. ("BNY"), located at 500 Ross Street, 154-0520, Pittsburgh, PA 15262, serves as the Fund's transfer agent. Under the transfer agency agreement with BNY, BNY maintains the shareholder account records for the Fund, handles certain communications between shareholders and the Fund and distributes dividends and distributions payable by the Fund. For these services, BNY receives a monthly fee computed on the basis of the number of shareholder accounts it maintains for the Fund during the month and is reimbursed for out-of-pocket expenses. Please send all correspondence to BNY at P.O. Box 534447, Pittsburgh, PA 15253-4447.

**<u>SCHEDULE A</u>**

---

| | |
|:---|:---|
| **Fund** | **Date of<br>Statutory Prospectus<br>and SAI** |
|  **<u>LEGG MASON PARTNERS INSTITUTIONAL TRUST</u>** |  |
|  Western Asset Institutional Government Reserves | December 29, 2022 |
|  Western Asset Institutional Liquid Reserves | December 29, 2022 |
|  Western Asset Institutional U.S. Treasury Obligations Money Market Fund | December 29, 2022 |
|  Western Asset Institutional U.S. Treasury Reserves | December 29, 2022 |
|  Western Asset Premier Institutional Government Reserves | December 29, 2022 |
|  Western Asset Premier Institutional Liquid Reserves | December 29, 2022 |
|  Western Asset Premier Institutional U.S. Treasury Reserves | December 29, 2022 |
|  Western Asset Select Tax Free Reserves | December 29, 2022 |
|  **<u>LEGG MASON PARTNERS MONEY MARKET TRUST</u>** |  |
|  Western Asset Government Reserves | December 29, 2022 |

---

**Please retain this supplement for future reference.**