DISCLOSEDQuarterlyTwo Sigma InvestmentsAmerican Res Corp · NASDAQ957,106 sh · $2.3MFiled 31 Mar 2026·SEC 13F·view source
DISCLOSEDStaleBlackRockAmerican Res Corp · NASDAQ866,015 sh · $633.2KFiled 30 Jun 2024·SEC 13F·view source