Insider · CIK 0001620724

Eric A Prouty

Files at: HDSN, AQMS. On EDGAR ↗

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $53k · 5sales $0 · 0net $53k

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Jun 17, 2026 AForm 4 →	Jun 22, 9:20 am EDT	HUDSON TECHNOLOGIES INC /NYHDSN	4,440	—	—	158,292	—
Jan 17, 2019 PForm 4 →	Jan 22, 5:49 pm EST	Aqua Metals, Inc.AQMS	5,000	$1.90	$9,500	25,622	+24.2%	plan?
Jan 2, 2019 AForm 4 →	Jan 3, 9:48 pm EST	Aqua Metals, Inc.AQMS	6,757	—	—	20,622	—	plan?
Dec 12, 2018 PForm 4 →	Dec 12, 5:50 pm EST	HUDSON TECHNOLOGIES INC /NYHDSN	5,000	$1.64	$8,200	75,690	+7.07%	plan?
Aug 15, 2018 PForm 4 →	Aug 16, 5:31 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	5,000	$1.81	$9,050	70,690	+7.61%	plan?
Jul 26, 2018 AForm 4 →	Jul 30, 5:51 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	11,364	—	—	65,690	—	plan?
Jul 2, 2018 AForm 4 →	Jul 5, 6:52 pm EDT	Aqua Metals, Inc.AQMS	8,865	—	—	13,865	—	plan?
Jun 18, 2018 PForm 4 →	Jun 18, 6:11 pm EDT	Aqua Metals, Inc.AQMS	5,000	$2.85	$14,250	5,000	—	plan?
May 24, 2018 PForm 4 →	May 24, 1:47 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	5,000	$2.33	$11,650	54,326	+10.1%	plan?
Nov 13, 2017 AForm 4 →	Nov 15, 6:10 pm EST	HUDSON TECHNOLOGIES INC /NYHDSN	3,236	—	—	49,326	—	plan?
Aug 21, 2017 FMForm 4 →	Aug 22, 7:15 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	36,816	$4.67	$171,835	46,090	—	plan?
Aug 24, 2016 AForm 4 →	Sep 13, 5:49 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	3,149	—	—	56,306	—	plan? late
Sep 9, 2015 AForm 4 →	Sep 9, 5:57 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	6,557	—	—	53,157	—	plan?

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Jun 17, 2026 AForm 4 →	Jun 22, 9:20 am EDT	HUDSON TECHNOLOGIES INC /NYHDSN	21,186	—	—	21,186	—
Nov 30, 2018 AForm 4 →	Dec 4, 9:38 pm EST	HUDSON TECHNOLOGIES INC /NYHDSN	42,553	—	—	42,553	—
Jul 26, 2018 AForm 4 →	Jul 30, 5:51 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	18,092	—	—	18,092	—
May 4, 2018 AForm 4 →	May 8, 4:12 pm EDT	Aqua Metals, Inc.AQMS	25,735	—	—	25,735	—
Aug 21, 2017 MForm 4 →	Aug 22, 7:15 pm EDT	HUDSON TECHNOLOGIES INC /NYHDSN	26,600	—	—	0	—