# Legg Mason Partners Institutional Trust

Legg Mason Partners Institutional Trust (CIK 889512) is an SEC-registered fund company with 5 reporting fund series and $1.5B in net assets as of 2026-05-29.

## Registrant

- CIK: 889512
- File number: 811-06740
- LEI: 54930003LJE4ZPPMRV82
- Address: One Madison Avenue, New York, US-NY, 10010
- Phone: 1-877-656-3863
- Net assets: $1.5B
- Total assets: $2.1B
- Fund series: 5
- Latest report: 2026-05-29

## Fund series (5)

| Series | Net assets |
| --- | --- |
| [Western Asset SMASh Series Core Plus Completion Fund](https://search.stillhousedata.com/fund/S000014683) | $659.9M |
| [Western Asset SMASh Series M Fund](https://search.stillhousedata.com/fund/S000014681) | $358.9M |
| [Western Asset SMASh Series C Fund](https://search.stillhousedata.com/fund/S000014682) | $309.2M |
| [Western Asset SMASh Series Core Completion Fund](https://search.stillhousedata.com/fund/S000069099) | $98.5M |
| [Western Asset SMASh Series TF Fund](https://search.stillhousedata.com/fund/S000052179) | $94.6M |

## Largest reported holdings (across all series)

| Holding | Value |
| --- | --- |
| [FEDERAL NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/01F052664) | $12.1M |
| [MORGAN STANLEY CAPITAL I TRUST 2018-MP](https://search.stillhousedata.com/security/61691DAA5) | $9.9M |
| [FEDERAL NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/01F060667) | $9.5M |
| [FEDERAL NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/01F032666) | $8.9M |
| [FEDERAL NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/01F020661) | $7.2M |
| [FEDERAL NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/01F042665) | $5.8M |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/21H022663) | $4.9M |
| [UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT](https://search.stillhousedata.com/security/91282CNJ6) | $4.5M |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/21H050664) | $3.8M |
| [FEDERAL NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/01F040669) | $3.7M |
| [GOVERNMENT NATIONAL MORTGAGE ASSOCIATION](https://search.stillhousedata.com/security/21H020667) | $3.7M |
| [Fnma Pass-Thru I](https://search.stillhousedata.com/security/3140W3ER6) | $3.3M |
| [UNITED STATES OF AMERICA - BUREAU OF THE PUBLIC DEBT](https://search.stillhousedata.com/security/912810TX6) | $3.0M |
| [OAKTREE CLO 2024-25 LTD](https://search.stillhousedata.com/security/67402PAA5) | $2.6M |
| [BX COMMERCIAL MORTGAGE TRUST 2025-COPT](https://search.stillhousedata.com/security/05618XAA8) | $2.5M |

## More

- [CIK 889512 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=889512&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/registrant/889512.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.