San Antonio Water System is a security (CUSIP 79642B4C4) tracked across SEC portfolio filings. 1 registered fund positions totaling $1.8M via N-PORT as of 2020-11-30.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| BlackRock Municipal Bond Trust | BlackRock Municipal Bond Trust | $1.8M | 105.35% |