Boston Water & Sewer Commission BOSTON MA WTR & SWR-B is a security (CUSIP 101029UP9) tracked across SEC portfolio filings. 1 registered fund positions totaling $2.7M via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| VANGUARD MASSACHUSETTS TAX-EXEMPT FUND | VANGUARD MASSACHUSETTS TAX-EXEMPT FUNDS | $2.7M | 7.26% |