# UMBS, TBA Uniform Mortgage-Backed Security, TBA

UMBS, TBA Uniform Mortgage-Backed Security, TBA is a security (CUSIP 01F052441) tracked across SEC portfolio filings. 4 registered fund positions totaling $7.9M via N-PORT as of 2026-03-31.

## Summary

- Issuer: UMBS, TBA
- Class: Uniform Mortgage-Backed Security, TBA
- CUSIP: 01F052441
- Asset category: ABS-MBS
- 13F holders: 0
- N-PORT fund positions: 4
- N-PORT value: $7.9M
- N-PORT report: 2026-03-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [LORD ABBETT BOND DEBENTURE FUND INC](https://search.stillhousedata.com/fund/S000006820) | LORD ABBETT BOND DEBENTURE FUND INC | $4.1M | 1.79% |
| [Pioneer Bond Fund](https://search.stillhousedata.com/fund/S000003927) | Pioneer Bond Fund /DE/ | $3.3M | 6.66% |
| [Capital Group Short Duration Income ETF](https://search.stillhousedata.com/fund/S000077687) | Capital Group Fixed Income ETF Trust | $502K | 2.35% |
| [Short Duration Income Portfolio](https://search.stillhousedata.com/fund/S000045029) | LORD ABBETT SERIES FUND INC | $4K | 0.26% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/01F052441.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.