Insider · CIK 0001824104
Kathleen Houghton
Files at HDSN (HUDSON TECHNOLOGIES INC /NY). First filing -, latest -.
In brief
Kathleen Houghton files SEC Form 4 as officer and director at HDSN (HUDSON TECHNOLOGIES INC /NY). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.
A track record needs three past buys with six months of prices behind them; Kathleen Houghton has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 10 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | MOption exercise Common Stock | +120,000 | $0.75 | $90k | 161,163 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | FTax withholding Common Stock | -44,873 | $7.10 | $319k | 116,290 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | MOption exercise Common Stock | +47,619 | $1.60 | $76k | 163,909 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | FTax withholding Common Stock | -21,797 | $7.10 | $155k | 142,112 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | MOption exercise Common Stock | +50,888 | $3.81 | $194k | 193,000 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | FTax withholding Common Stock | -34,382 | $7.10 | $244k | 158,618 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | MOption exercise Stock Optionderivative | -120,000 | $0.00 | $0 | 0 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | MOption exercise Stock Optionderivative | -47,619 | $0.00 | $0 | 0 | Jan 12, 2026 |
| Jan 8, 2026 | HDSN HUDSON TECHNOLOGIES INC /NY | MOption exercise Stock Optionderivative | -50,888 | $0.00 | $0 | 0 | Jan 12, 2026 |
| Mar 13, 2025 | HDSN HUDSON TECHNOLOGIES INC /NY | AGrant or award Stock Optionderivative | +72,477 | $0.00 | $0 | 72,477 | Mar 17, 2025 |
Questions about Kathleen Houghton
Answered from the filings on this page, as of the latest one.
Is Kathleen Houghton buying or selling?
Kathleen Houghton has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did Kathleen Houghton's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Kathleen Houghton has 0.
Where does Kathleen Houghton file Form 4?
Kathleen Houghton has filed Form 4 at HDSN (HUDSON TECHNOLOGIES INC /NY) as Sr. VP-Sales and Marketing. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.