HDSN HUDSON TECHNOLOGIES INC /NY: institutional ownership and insider trading
165 funds reported holding $200M of HUDSON TECHNOLOGIES INC /NY in their latest 13F filings; in Q2 2026 funds net sold $7.25M, with 24 new positions and 30 funds selling out; over the last 12 months insiders bought $6.76M and sold $3.59M on the open market.
Famous investors holding HDSN
- Renaissance Technologies (Renaissance Technologies): $8.28M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $3.30M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $2.35M, 0.0% of the portfolio
- Two Sigma (Two Sigma Investments): $757K, 0.0% of the portfolio
Largest institutional holders of HDSN
- Hartree Partners, LP — $25.3M
- WESTERLY CAPITAL MANAGEMENT, LLC — $19.4M
- BlackRock, Inc. (BLK) — $16.3M
- VANGUARD GROUP INC — $16.0M
- DIMENSIONAL FUND ADVISORS LP — $11.3M
- VANGUARD CAPITAL MANAGEMENT LLC — $9.50M
- RENAISSANCE TECHNOLOGIES LLC — $8.28M
- AMERICAN CENTURY COMPANIES INC — $6.71M
- GEODE CAPITAL MANAGEMENT, LLC — $5.71M
- STATE STREET CORP (STT, STT-PG) — $5.14M
Recent HDSN insider trades
- Sep 24, 2026: Hartree Partners, LP bought 118,549 shares ($605K)
- Sep 23, 2026: Hartree Partners, LP bought 13,515 shares ($68.9K)
- Sep 16, 2026: Hartree Partners, LP bought 11,136 shares ($56.8K)
- Sep 2, 2026: Hartree Partners, LP bought 5,317 shares ($27.1K)
5%+ owners
- Hartree Partners, LP: 11.8% (Schedule 13G/A, filed Jul 2, 2026)