InsiderClue
Stocks · Industrials · Wholesale-Machinery, Equipment & Supplies

HUDSON TECHNOLOGIES INC

HDSN Clue Score51
United States Fiscal year ends December CIK 0000925528 Results filed 28 Oct 2026
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What the insiders did Net selling

Individual transactions

54
Insider
Date
Role
Action
Shares
Price
Amount
Hartree Partners, LP
2 Nov 2026
10% owner
Buy
41,290
$4.25
$175.48K
Hartree Partners, LP
30 Oct 2026
10% owner
Buy
58,710
$4.25
$249.51K
Hartree Partners, LP
29 Oct 2026
10% owner
Buy
200,000
$4.44
$888.60K
Hartree Partners, LP
24 Sep 2026
10% owner
Buy
118,549
$5.10
$604.45K
Hartree Partners, LP
23 Sep 2026
10% owner
Buy
11,013
$5.10
$56.17K
Hartree Partners, LP
21 Sep 2026
10% owner
Buy
2,502
$5.10
$12.76K
Hartree Partners, LP
16 Sep 2026
10% owner
Buy
11,136
$5.10
$56.79K
Hartree Partners, LP
2 Sep 2026
10% owner
Buy
5,317
$5.10
$27.12K
Hartree Partners, LP
25 Aug 2026
10% owner
Buy
91,166
$5.50
$501.09K
Hartree Partners, LP
24 Aug 2026
10% owner
Buy
9,446
$5.50
$51.95K
Hartree Partners, LP
12 Aug 2026
10% owner
Buy
5,198
$5.50
$28.59K
Hartree Partners, LP
29 Jul 2026
10% owner
Buy
52,104
$5.99
$312.10K
Hartree Partners, LP
21 Jul 2026
10% owner
Buy
47,708
$5.99
$285.74K
Hartree Partners, LP
20 Jul 2026
10% owner
Buy
17,842
$5.99
$106.86K
Hartree Partners, LP
7 Jul 2026
10% owner
Buy
600
$5.99
$3.59K
Hartree Partners, LP
6 Jul 2026
10% owner
Buy
4,634
$5.99
$27.76K
Hartree Partners, LP
2 Jul 2026
10% owner
Buy
271,302
$5.97
$1.62M
Hartree Partners, LP
1 Jul 2026
10% owner
Buy
288,111
$5.88
$1.70M
Hartree Partners, LP
30 Jun 2026
10% owner
Buy
204,789
$5.68
$1.16M
Brian J. Bertaux
19 May 2026
Chief Financial Officer
Buy
2,000
$4.87
$9.74K
Jeffrey R Feeler
14 May 2026
Director
Buy
5,100
$4.92
$25.09K
Nicole E Bulgarino
14 May 2026
Director
Buy
550
$4.85
$2.66K
Richard Parrillo
14 May 2026
Director
Buy
1,400
$4.97
$6.96K
Richard Parrillo
14 May 2026
Director
Buy
3,600
$4.96
$17.86K
Loan Nguyen Mansy
14 May 2026
Director
Buy
1,400
$4.97
$6.96K
Loan Nguyen Mansy
14 May 2026
Director
Buy
3,600
$4.96
$17.86K
Kenneth Gaglione
13 May 2026
President and CEO
Buy indirect
5,000
$4.90
$24.48K
Alan Sheriff
13 May 2026
Director
Buy
5,200
$4.88
$25.35K
Eric A Prouty
13 May 2026
Director
Buy
5,000
$4.84
$24.20K
Vincent P Abbatecola
17 Nov 2025
Director
Buy
3,500
$6.79
$23.75K
Vincent P Abbatecola
7 Nov 2024
Director
Buy
2,500
$5.98
$14.95K
Vincent P Abbatecola
14 Mar 2023
Director
Buy
1,000
$8.27
$8.27K
Brian F Coleman
17 Aug 2021
President, CEO
Buy
5,000
$2.90
$14.50K
Brian F Coleman
17 Aug 2021
President, CEO
Buy
15,000
$2.89
$43.35K
Brian F Coleman
17 Aug 2021
President, CEO
Buy
5,000
$2.88
$14.40K
Eric A Prouty
8 May 2019
Director
Buy
5,000
$1.89
$9.45K
Eric A Prouty
12 Dec 2018
Director
Buy
5,000
$1.64
$8.20K
Eric A Prouty
15 Aug 2018
Director
Buy
5,000
$1.81
$9.05K
Richard Parrillo
30 May 2018
Director
Buy
2,000
$2.33
$4.66K
Richard Parrillo
30 May 2018
Director
Buy
5,000
$2.31
$11.55K
Richard Parrillo
30 May 2018
Director
Buy
4,000
$2.28
$9.12K
Richard Parrillo
30 May 2018
Director
Buy
9,000
$2.27
$20.43K
Richard Parrillo
30 May 2018
Director
Buy
5,000
$2.22
$11.10K
Eric A Prouty
24 May 2018
Director
Buy
5,000
$2.33
$11.65K
Kevin J Zugibe
23 May 2018
Chairman, CEO
Buy
2,600
$2.13
$5.54K
Kevin J Zugibe
23 May 2018
Chairman, CEO
Buy
1,100
$2.12
$2.33K
Kevin J Zugibe
23 May 2018
Chairman, CEO
Buy
16,300
$2.11
$34.39K
Kevin J Zugibe
15 Mar 2018
Chairman, CEO
Buy
5,000
$5.51
$27.55K
Brian F Coleman
15 Mar 2018
President, COO
Buy
2,000
$5.51
$11.02K
Vincent P Abbatecola
15 Mar 2018
Director
Buy indirect
1,000
$5.50
$5.50K
Stephen P Mandracchia
15 Mar 2018
VP Legal & Regulatory
Buy indirect
2,000
$5.51
$11.02K
Vincent P Abbatecola
17 Dec 2017
Director
Buy
2,000
$5.76
$11.52K
Richard Parrillo
15 Dec 2017
Director
Buy
5,000
$5.78
$28.90K
Richard Parrillo
15 Dec 2017
Director
Buy
5,000
$5.81
$29.05K
Show all 182 transactions →

What was left out

Form 4 filings counted 219
Amendments (4/A) skipped 4
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 5
Sales at will 59
Transactions with no price 0
Shares from compensation/vesting 9,906,982
Sales filed before the plan box existed 42
History held since 25 Oct 2006