Polk Cnty Ia County of Polk IA is a security (CUSIP 7311974F3) tracked across SEC portfolio filings. 2 registered fund positions totaling $17.2M via N-PORT as of 2026-03-31.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| RiverNorth Managed Duration Muni Income Fund Inc. | RiverNorth Managed Duration Municipal Income Fund Inc. | $13.0M | 445.66% |
| RiverNorth Opportunistic Municipal Income Fund Inc. | RiverNorth Opportunistic Municipal Income Fund Inc. | $4.2M | 421.84% |