Massachusetts School Building Authority MASSACHUSETTS ST SCH BLDG AUTH SALES TAX REVENUE is a security (CUSIP 576000E41) tracked across SEC portfolio filings. 1 registered fund positions totaling $14.0M via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| BlackRock Strategic Municipal Opportunities Fund | BlackRock Municipal Series Trust | $14.0M | 41.78% |