HDSN
HUDSON TECHNOLOGIES INC /NY · 22 Form 4 · free tier: 48h delay
Recent Form 4 slice from EDGAR — up to 30 filings (not a full archive).
For informational purposes only. Not investment advice. Data is aggregated from public SEC and congressional disclosures. Nothing on this site is a recommendation to buy or sell any security. Public disclosure of a trade is not evidence of wrongdoing or insider trading.
Recent Form 4 trades
Open-market purchases and sales
1 trade in the last 48h is Pro-only
••••••••••••
HDSN · Trade · Nov 2, 2026 · Filed · Nov 2, 2026
$•••••
HDSN · Trade · Oct 30, 2026 · Filed · Nov 2, 2026 · filed 3 days after trade · HUDSON TECHNOLOGIES INC /NY
$249,506
58,710 sh
HDSN · Trade · Oct 29, 2026 · Filed · Nov 2, 2026 · filed 4 days after trade · HUDSON TECHNOLOGIES INC /NY
$888,600
200,000 sh
HDSN · Trade · Sep 24, 2026 · Filed · Sep 28, 2026 · filed 4 days after trade · HUDSON TECHNOLOGIES INC /NY
$604,446
118,549 sh
HDSN · Trade · Sep 23, 2026 · Filed · Sep 23, 2026 · HUDSON TECHNOLOGIES INC /NY
$56,166
11,013 sh
HDSN · Trade · Sep 21, 2026 · Filed · Sep 23, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$12,757
2,502 sh
HDSN · Trade · Sep 2, 2026 · Filed · Sep 4, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$27,117
5,317 sh
HDSN · Trade · Aug 25, 2026 · Filed · Aug 26, 2026 · HUDSON TECHNOLOGIES INC /NY
$501,094
91,166 sh
HDSN · Trade · Aug 24, 2026 · Filed · Aug 26, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$51,953
9,446 sh
HDSN · Trade · Aug 12, 2026 · Filed · Aug 14, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$28,589
5,198 sh
HDSN · Trade · Jul 29, 2026 · Filed · Jul 31, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$312,103
52,104 sh
HDSN · Trade · Jul 21, 2026 · Filed · Jul 22, 2026 · HUDSON TECHNOLOGIES INC /NY
$285,742
47,708 sh
HDSN · Trade · Jul 20, 2026 · Filed · Jul 22, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$106,859
17,842 sh
HDSN · Trade · Jul 7, 2026 · Filed · Jul 8, 2026 · HUDSON TECHNOLOGIES INC /NY
$3,594
600 sh
HDSN · Trade · Jul 6, 2026 · Filed · Jul 8, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$27,758
4,634 sh
HDSN · Trade · Jul 2, 2026 · Filed · Jul 2, 2026 · HUDSON TECHNOLOGIES INC /NY
$1,619,212
271,302 sh
HDSN · Trade · Jul 1, 2026 · Filed · Jul 2, 2026 · HUDSON TECHNOLOGIES INC /NY
$1,695,101
288,111 sh
HDSN · Trade · Jun 30, 2026 · Filed · Jul 2, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$1,162,894
204,789 sh
HDSN · Trade · May 19, 2026 · Filed · May 21, 2026 · filed 2 days after trade · HUDSON TECHNOLOGIES INC /NY
$9,740
2,000 sh
HDSN · Trade · May 14, 2026 · Filed · May 15, 2026 · HUDSON TECHNOLOGIES INC /NY
$24,814
5,000 sh · 2 tx
HDSN · Trade · May 13, 2026 · Filed · May 21, 2026 · filed 8 days after trade · HUDSON TECHNOLOGIES INC /NY
$48,257
10,000 sh