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HUDSON TECHNOLOGIES INC /NY Insider Trading Activity
Every SEC Form 4 insider transaction reported for HUDSON TECHNOLOGIES INC /NY (HDSN), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are HDSN insiders buying or selling?
HUDSON TECHNOLOGIES INC /NY insiders reported 21 open-market buys ($5.0M) and 30 sells ($13.0M) across 51 Form 4 filings — a net selling position of $8.0M.
Source: SEC EDGAR Form 4
Key Statistics (as of Jul 8, 2026)
Total Form 4 filings
51
SEC EDGAR
Insider filers
17
Insider buys (21)
$5.0M
Insider sells (30)
$13.0M
Insider sentiment
Net sellingNet insider flow of $8.0M in net selling. 11 insider buys in the last 90 days.
Recent HDSN insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 8, 2026 | Hartree Partners, LP | 10% Owner | Purchase | 5.2K | $5.99 | $31.4K |
| Jul 2, 2026 | Hartree Partners, LP | 10% Owner | Purchase | 764.2K | $5.86 | $4.5M |
| May 21, 2026 | Richard Parrillo | Director | Purchase | 10.0K | $4.83 | $48.3K |
| May 21, 2026 | Brian J. Bertaux | Chief Financial Officer | Purchase | 2.0K | $4.87 | $9.7K |
| May 15, 2026 | Loan Nguyen Mansy | Director | Purchase | 5.0K | $4.96 | $24.8K |
| May 15, 2026 | Richard Parrillo | Director | Purchase | 5.0K | $4.96 | $24.8K |
| May 15, 2026 | Nicole E Bulgarino | Director | Purchase | 550 | $4.85 | $2.7K |
| May 15, 2026 | Eric A Prouty | Director | Purchase | 5.0K | $4.84 | $24.2K |
| May 15, 2026 | Alan Sheriff | Director | Purchase | 5.2K | $4.88 | $25.4K |
| May 15, 2026 | Jeffrey R Feeler | Director | Purchase | 5.1K | $4.92 | $25.1K |
| May 15, 2026 | Kenneth Gaglione | President and CEO | Purchase | 5.0K | $4.90 | $24.5K |
| Dec 9, 2025 | COLEMAN BRIAN F | Director | Sale | 484.6K | $7.40 | $3.6M |
| Nov 18, 2025 | Vincent P Abbatecola | Director | Purchase | 3.5K | $6.79 | $23.7K |
| Nov 12, 2024 | Vincent P Abbatecola | Director | Purchase | 2.5K | $5.98 | $14.9K |
| Jun 18, 2024 | Vincent P Abbatecola | Director | Sale | 10.0K | $9.20 | $92.0K |
| Dec 15, 2023 | Richard Parrillo | Director | Sale | 72.6K | $13.00 | $943.6K |
| Jun 15, 2023 | Eric A Prouty | Director | Sale | 20.0K | $9.56 | $191.2K |
| Mar 15, 2023 | Vincent P Abbatecola | Director | Purchase | 1.0K | $8.27 | $8.3K |
| Feb 7, 2023 | Kathleen Houghton | VP-Sales and Marketing | Sale | 6.7K | $2.96 | $19.8K |
| Dec 14, 2022 | Kenneth Gaglione | VP-Operations | Sale | 19.0K | $11.53 | $219.1K |
| Nov 10, 2022 | Nat Krishnamurti | CFO | Sale | 91.2K | $10.39 | $947.6K |
| Jun 17, 2022 | Vincent P Abbatecola | Director | Sale | 20.0K | $9.75 | $194.9K |
| Jun 6, 2022 | Vincent P Abbatecola | Director | Sale | 20.0K | $9.79 | $195.8K |
| May 31, 2022 | Stephen P Mandracchia | Director | Sale | 150.0K | $9.71 | $1.5M |
| May 9, 2022 | Eric A Prouty | Director | Sale | 75.0K | $9.00 | $675.0K |
Showing the 25 most recent of 51 Form 4 filings for HUDSON TECHNOLOGIES INC /NY.
Most active HDSN insiders
- Vincent P Abbatecola10 filings
- Eric A Prouty7 filings
- Dominic J Monetta5 filings
- Stephen P Mandracchia5 filings
- Richard Parrillo4 filings
Ask anything about HDSN insider activity
Use Trabud's AI agent to query HUDSON TECHNOLOGIES INC /NY's Form 4 history in plain English — "Show me HDSN CEO purchases this year" or compare it against any other ticker.
Open the AI agentHDSN insider trading FAQ
Are HUDSON TECHNOLOGIES INC /NY insiders buying or selling?
Across 51 SEC Form 4 filings, HUDSON TECHNOLOGIES INC /NY (HDSN) insiders reported 21 open-market purchases totaling $5.0M and 30 sales totaling $13.0M. That is a net selling position of $8.0M.
How many insiders trade HDSN stock?
17 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for HUDSON TECHNOLOGIES INC /NY. The most recent filing was accepted on Jul 8, 2026.
Where does Trabud get HDSN insider trading data?
All HDSN insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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