Massachusetts Port Authority Massachusetts Port Authority, Series 2016 B is a security (CUSIP 575896RS6) tracked across SEC portfolio filings. 3 registered fund positions totaling $7.8M via N-PORT as of 2026-05-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Putnam Tax Exempt Income Fund | Putnam Tax Exempt Income Fund | $3.2M | 60.91% |
| BNY Mellon AMT-Free Municipal Bond Fund | BNY MELLON MUNICIPAL FUNDS, INC. | $2.3M | 12.85% |
| Putnam Municipal Opportunities Trust | Putnam Municipal Opportunities Trust | $2.3M | 74.21% |