Massachusetts Clean Water Trust/The MASSACHUSETTS ST CLEAN WTR TRUST is a security (CUSIP 575829MN3) tracked across SEC portfolio filings. 1 registered fund positions totaling $661K via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| AB Massachusetts Portfolio | AB MUNICIPAL INCOME FUND II | $661K | 24.50% |