# Commonwealth of Massachusetts MASSACHUSETTS ST-E

Commonwealth of Massachusetts MASSACHUSETTS ST-E is a security (CUSIP 57582RUM6) tracked across SEC portfolio filings. 4 registered fund positions totaling $65.4M via N-PORT as of 2026-05-31.

## Summary

- Issuer: Commonwealth of Massachusetts
- Class: MASSACHUSETTS ST-E
- CUSIP: 57582RUM6
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 4
- N-PORT value: $65.4M
- N-PORT report: 2026-05-31

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD MASSACHUSETTS TAX-EXEMPT FUND](https://search.stillhousedata.com/fund/S000002870) | VANGUARD MASSACHUSETTS TAX-EXEMPT FUNDS | $28.8M | 78.10% |
| BlackRock MuniHoldings Investment Quality Fund | BlackRock MuniHoldings Investment Quality Fund | $24.2M | 446.34% |
| [Franklin Federal Tax-Free Income Fund](https://search.stillhousedata.com/fund/S000006760) | Franklin Federal Tax Free Income Fund | $10.4M | 13.40% |
| [VANGUARD TAX-MANAGED BALANCED FUND](https://search.stillhousedata.com/fund/S000004383) | VANGUARD TAX-MANAGED FUNDS | $2.1M | 1.83% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/57582RUM6.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.