| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director | President, CEO | President, COO +2 more
1 company
Brian F Coleman is Director at HDSN. Brian F Coleman's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $8.6M at current prices.
The HDSN filings lean toward selling, a net 709,316 shares.
Brian F Coleman has 22 Form 4 filings on record from March 2015 to December 2025, all as Director at Hudson Technologies (HDSN), 2015–2025.
The 38 reported transactions were 12 option exercises, 11 option or other derivative awards, 6 open-market sales and 5 tax withholdings, plus smaller numbers of other types.
Counted by filing, the open-market trades come to 2 purchases worth about $83K and 5 sales worth about $4.8M.
The largest open-market purchase was 25,000 shares of HDSN at an average $2.89 on August 17, 2021, about $72K. Twelve months later HDSN was up 240%.
The largest open-market sale was 484,616 shares of HDSN at an average $7.40 on December 5, 2025, about $3.6M.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 5, 2025 | HDSN Hudson Technologies Inc /ny | Director | Sell | 484,616 | $7.40 | $3,588,096.86 | -20.0% | -13.1% | - | |
| Aug 17, 2021 | HDSN Hudson Technologies Inc /ny | President, CEO | Buy | 25,000 | $2.89 | $72,250.00 | +5.1% | +37.2% | +240.3% | |
| Mar 15, 2018 | HDSN Hudson Technologies Inc /ny | President, COO | Buy | 2,000 | $5.51 | $11,020.00 | +0.4% | - | - | |
| Sep 15, 2016 | HDSN Hudson Technologies Inc /ny | President, Chief Operating Officer | Sale+OE | 1,800 | $5.80 | $10,440.00 | -0.2% | - | - | |
| Aug 10, 2016 | HDSN Hudson Technologies Inc /ny | President, Chief Operating Officer | Sell | 21,386 | $5.05 | $107,999.30 | -2.2% | - | - | |
| Aug 9, 2016 | HDSN Hudson Technologies Inc /ny | President, Chief Operating Officer | Sell | 178,514 | $4.94 | $881,859.16 | -15.4% | - | - | |
| Mar 12, 2015 | HDSN Hudson Technologies Inc /ny | President, Chief Operating Officer | Sale+OE | 50,000 | $4.27 | $213,361.00 | -4.8% | - | - |