Commonwealth of Massachusetts MA CMNWLTH-B-REF is a security (CUSIP 57582R7A8) tracked across SEC portfolio filings. 1 registered fund positions totaling $16.0M via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD MASSACHUSETTS TAX-EXEMPT FUND | VANGUARD MASSACHUSETTS TAX-EXEMPT FUNDS | $16.0M | 43.44% |