# Brown Advisory Mortgage Securities Fund

Brown Advisory Mortgage Securities Fund is a registered fund series of Brown Advisory Funds (series S000043634). Net assets $275.8M as of 2026-03-31.

## Profile

- Series ID: S000043634
- Registrant: Brown Advisory Funds
- LEI: 549300WNB7ML6WH4C484
- Net assets: $275.8M
- Total assets: $347.6M
- As of: 2026-03-31

## Advisers

- [Brown Advisory LLC (Advisor)](https://search.stillhousedata.com/firm/110181)

## Top holdings (200 reported)

_Showing 15 of 200 holdings by value._

| Holding | Ticker | Value | % of fund |
| --- | --- | --- | --- |
| [TREASURY BILL](https://search.stillhousedata.com/security/912797SN8) | — | $25.9M | 939.83% |
| [Fannie Mae or Freddie Mac](https://search.stillhousedata.com/security/01F020646) | — | $24.1M | 875.40% |
| [First American Government Obli](https://search.stillhousedata.com/security/31846V567) | — | $11.7M | 425.45% |
| [Fannie Mae or Freddie Mac](https://search.stillhousedata.com/security/01F030645) | — | $10.3M | 374.12% |
| [Fannie Mae or Freddie Mac](https://search.stillhousedata.com/security/01F032641) | — | $8.2M | 297.79% |
| [Fannie Mae or Freddie Mac](https://search.stillhousedata.com/security/01F042640) | — | $7.8M | 283.44% |
| [Fannie Mae or Freddie Mac](https://search.stillhousedata.com/security/01F050643) | — | $5.0M | 179.47% |
| [Fannie Mae or Freddie Mac](https://search.stillhousedata.com/security/01F040644) | — | $4.5M | 162.35% |
| [Freddie Mac](https://search.stillhousedata.com/security/3132DSGE6) | — | $4.0M | 144.37% |
| [Verizon Master Trust](https://search.stillhousedata.com/security/92348KDB6) | — | $3.0M | 108.66% |
| [Fannie Mae](https://search.stillhousedata.com/security/3140XRGM1) | — | $2.9M | 103.89% |
| [Fannie Mae](https://search.stillhousedata.com/security/3140QNNV0) | — | $2.8M | 102.31% |
| [Government National Mortgage A](https://search.stillhousedata.com/security/36179XHZ2) | — | $2.8M | 101.86% |
| [Fannie Mae](https://search.stillhousedata.com/security/3140XFL66) | — | $2.8M | 101.60% |
| [Fannie Mae](https://search.stillhousedata.com/security/3140Q0UA8) | — | $2.8M | 100.82% |

## Net asset history

| Report date | Net assets |
| --- | --- |
| 2026-03-31 | $275.8M |
| 2025-12-31 | $267.5M |
| 2025-09-30 | $277.4M |
| 2025-06-30 | $289.4M |
| 2025-03-31 | $297.5M |
| 2024-12-31 | $285.4M |
| 2024-09-30 | $298.1M |
| 2024-06-30 | $285.7M |

## More

- [Registrant: Brown Advisory Funds](https://search.stillhousedata.com/registrant/1548609)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/fund/S000043634.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.