Hudson Technologies Inc /Ny (HDSN) Insider Ownership

Historic Insider Ownership Trends

Hudson Technologies's top three insider shareholders as of May 30, 2026 are Brian F Coleman (President, Ceo, 426.97K shares), Stephen P Mandracchia (Director, 396.76K shares), Dominic J Monetta (Director, 203.05K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Stephen P Mandracchia - 0 396,756 09 Jan, 2023
Vincent P Abbatecola - 169,748 0 18 Nov, 2025
Dominic J Monetta - 203,049 0 15 Sep, 2021
Otto C Morch - 87,366 0 06 Jul, 2022
Brian F Coleman President, Ceo 426,968 0 15 Dec, 2025
Jeffrey R Feeler - 4,065 0 14 Apr, 2026
Nat Krishnamurti Cfo 25,207 0 10 Nov, 2022
Eric A Prouty - 148,852 0 01 Aug, 2025
Richard Parrillo - 185,746 0 20 Jun, 2025
Nicole E Bulgarino - 10,498 0 20 Jun, 2025
Richard Damian Caruso - 6,573 0 02 Jul, 2021
Alan Sheriff - 4,065 0 14 Apr, 2026
Kenneth Gaglione Vp Operations 82,354 0 14 Sep, 2023
Kathleen Houghton Sr. Vp Sales And Marketing 158,618 0 12 Jan, 2026
Loan Nguyen Mansy - 20,595 0 20 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
10 Apr, 2026 Jeffrey R Feeler Common Stock A 4,065 $0.00 4,065 D A
10 Apr, 2026 Alan Sheriff Common Stock A 4,065 $0.00 4,065 D A
08 Jan, 2026 Kathleen Houghton Common Stock A 120,000 $0.75 161,163 D M
08 Jan, 2026 Kathleen Houghton Common Stock A 120,000 $0.75 161,163 D M
08 Jan, 2026 Kathleen Houghton Common Stock A 120,000 $0.75 161,163 D M
08 Jan, 2026 Kathleen Houghton Common Stock D 44,873 $7.10 116,290 D F
08 Jan, 2026 Kathleen Houghton Common Stock D 44,873 $7.10 116,290 D F
08 Jan, 2026 Kathleen Houghton Common Stock D 44,873 $7.10 116,290 D F
08 Jan, 2026 Kathleen Houghton Common Stock A 47,619 $1.60 163,909 D M
08 Jan, 2026 Kathleen Houghton Common Stock A 47,619 $1.60 163,909 D M
08 Jan, 2026 Kathleen Houghton Common Stock A 47,619 $1.60 163,909 D M
08 Jan, 2026 Kathleen Houghton Common Stock D 21,797 $7.10 142,112 D F
08 Jan, 2026 Kathleen Houghton Common Stock D 21,797 $7.10 142,112 D F
08 Jan, 2026 Kathleen Houghton Common Stock D 21,797 $7.10 142,112 D F
08 Jan, 2026 Kathleen Houghton Common Stock A 50,888 $3.81 193,000 D M
08 Jan, 2026 Kathleen Houghton Common Stock A 50,888 $3.81 193,000 D M
08 Jan, 2026 Kathleen Houghton Common Stock A 50,888 $3.81 193,000 D M
08 Jan, 2026 Kathleen Houghton Common Stock D 34,382 $7.10 158,618 D F
08 Jan, 2026 Kathleen Houghton Common Stock D 34,382 $7.10 158,618 D F
08 Jan, 2026 Kathleen Houghton Common Stock D 34,382 $7.10 158,618 D F