Massachusetts Water Resources Authority MA WTR RES AUTH-B-REF is a security (CUSIP 576051PP5) tracked across SEC portfolio filings. 2 registered fund positions totaling $6.1M via N-PORT as of 2026-05-31; 1 money-market funds via N-MFP.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD MASSACHUSETTS TAX-EXEMPT FUND | VANGUARD MASSACHUSETTS TAX-EXEMPT FUNDS | $3.5M | 9.41% |
| Nuveen Select Tax-Free Income Portfolio 3 | Nuveen Select Tax-Free Income Portfolio 3 | $2.6M | 118.82% |