South Carolina Public Service Authority South Carolina Public Service Authority, Series 2021 B is a security (CUSIP 837151YY9) tracked across SEC portfolio filings. 1 registered fund positions totaling $2.7M via N-PORT as of 2026-04-30.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Putnam Managed Municipal Income Trust | Putnam Managed Municipal Income Trust | $2.7M | 93.20% |