Massachusetts Bay Transportation Authority Sales Tax Revenue MA ST BAY AUTH-SER B is a security (CUSIP 575579Z59) tracked across SEC portfolio filings. 1 registered fund positions totaling $5.4M via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD MASSACHUSETTS TAX-EXEMPT FUND | VANGUARD MASSACHUSETTS TAX-EXEMPT FUNDS | $5.4M | 14.72% |