# MASTR Alternative Loans Trust MASTR Alternative Loan Trust 2004-1

MASTR Alternative Loans Trust MASTR Alternative Loan Trust 2004-1 is a security (CUSIP 576434LU6) tracked across SEC portfolio filings. 1 registered fund positions totaling $211K via N-PORT as of 2026-03-31.

## Summary

- Issuer: MASTR Alternative Loans Trust
- Class: MASTR Alternative Loan Trust 2004-1
- CUSIP: 576434LU6
- Asset category: ABS-CBDO
- 13F holders: 0
- N-PORT fund positions: 1
- N-PORT value: $211K
- N-PORT report: 2026-03-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| Nuveen Multi-Market Income Fund | Nuveen Multi-Market Income Fund | $211K | 34.39% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/576434LU6.md)
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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.