Hudson Technologies Inc (HDSN) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for HDSN. 13F holdings as of 2026-06-30.

In 13F filings for the quarter ended June 30, 2026, 148 institutions reported holding HDSN, with 31.6 million shares worth $181.4 million in aggregate.

Top Institutional Holders

InstitutionSharesValueChange
Hartree Partners4,411,889$25MINCREASED
Westerly Capital Management3,380,000$19MINCREASED
BlackRock2,840,272$16MDECREASED
Vanguard2,204,796$13MINCREASED
Dimensional Fund Advisors1,967,914$11MDECREASED

Full institutional holdings, insider history, and congressional trades for Hudson Technologies Inc on SentiSense.