# Commonwealth of Massachusetts MA CMWLTH-B

Commonwealth of Massachusetts MA CMWLTH-B is a security (CUSIP 57582RN93) tracked across SEC portfolio filings. 3 registered fund positions totaling $4.9M via N-PORT as of 2026-05-31.

## Summary

- Issuer: Commonwealth of Massachusetts
- Class: MA CMWLTH-B
- CUSIP: 57582RN93
- Asset category: DBT
- 13F holders: 0
- N-PORT fund positions: 3
- N-PORT value: $4.9M
- 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 | $2.3M | 6.11% |
| Nuveen AMT-Free Municipal Credit Income Fund | Nuveen AMT-Free Municipal Credit Income Fund | $2.1M | 7.60% |
| [AB Massachusetts Portfolio](https://search.stillhousedata.com/fund/S000010355) | AB MUNICIPAL INCOME FUND II | $604K | 22.39% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/57582RN93.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.