Stocks
HDSN HUDSON TECHNOLOGIES INC /NY

HDSN

HUDSON TECHNOLOGIES INC /NY

Company with tickers: HDSN

CIK

925528

CUSIP

444144109

Shares Outstanding

42,468,822

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-01-30	Stoody Robert	Senior VP - Operations	Other	0	—	—	0
2026-01-30	Stoody Robert	Senior VP - Operations	Other	70,047	—	—	70,047
2026-01-08	Houghton Kathleen	Director, Sr. VP-Sales and Marketing	Convert	120,000	$0.75	$90,000	161,163
2026-01-08	Houghton Kathleen	Director, Sr. VP-Sales and Marketing	Tax	44,873	$7.10	$318,598	116,290
2026-01-08	Houghton Kathleen	Director, Sr. VP-Sales and Marketing	Convert	120,000	—	—	0
2025-12-05	COLEMAN BRIAN F	Director	Sell	484,616	$7.40	$3,588,097	1,944,312
2025-11-24	Gaglione Kenneth	Director, President and CEO	Award	216,309	—	—	216,309
2025-11-24	Gaglione Kenneth	Director, President and CEO	Other	37,504	—	—	37,504
2025-11-24	Gaglione Kenneth	Director, President and CEO	Other	0	—	—	0
2025-11-17	ABBATECOLA VINCENT P	Director	Buy	3,500	$6.79	$23,748	169,748
2025-09-24	ABBATECOLA VINCENT P	Director	Convert	4,744	$7.35	$34,868	169,767
2025-09-24	ABBATECOLA VINCENT P	Director	Convert	4,744	—	—	0
2025-09-24	ABBATECOLA VINCENT P	Director	Tax	3,519	$9.91	$34,873	166,248
2025-07-31	Prouty Eric A	Director	Convert	4,744	—	—	0
2025-07-31	Prouty Eric A	Director	Tax	3,713	$9.39	$34,865	148,852
2025-07-31	Prouty Eric A	Director	Convert	4,744	$7.35	$34,868	152,565
2025-06-18	Parrillo Richard	Director	Award	13,698	—	—	13,698
2025-06-18	Parrillo Richard	Director	Award	3,182	—	—	185,746
2025-06-18	Bulgarino Nicole E	Director	Award	3,182	—	—	10,498
2025-06-18	Bulgarino Nicole E	Director	Award	13,698	—	—	13,698
2025-06-18	ABBATECOLA VINCENT P	Director	Award	3,182	—	—	165,023
2025-06-18	ABBATECOLA VINCENT P	Director	Award	13,698	—	—	13,698
2025-06-18	Mansy Loan Nguyen	Director	Award	6,365	—	—	20,595
2025-06-18	Mansy Loan Nguyen	Director	Award	13,698	—	—	13,698
2025-06-18	Prouty Eric A	Director	Award	13,698	—	—	13,698
2025-06-18	Prouty Eric A	Director	Award	3,182	—	—	147,821
2025-03-13	COLEMAN BRIAN F	Director	Award	140,813	—	—	140,813
2025-03-13	Bertaux Brian J.	VP and CFO	Award	55,109	—	—	55,109
2025-03-13	Houghton Kathleen	Director, Sr. VP-Sales and Marketing	Award	72,477	—	—	72,477
2024-11-07	ABBATECOLA VINCENT P	Director	Buy	2,500	$5.98	$14,948	161,841
2024-07-30	Bertaux Brian J.	VP and CFO	Other	0	—	—	0
2024-06-19	Parrillo Richard	Director	Award	14,493	—	—	14,493
2024-06-19	Parrillo Richard	Director	Award	2,796	—	—	182,564
2024-06-19	Bulgarino Nicole E	Director	Award	14,493	—	—	14,493
2024-06-19	Bulgarino Nicole E	Director	Award	3,915	—	—	7,316
2024-06-19	Mansy Loan Nguyen	Director	Award	5,593	—	—	14,230
2024-06-19	Mansy Loan Nguyen	Director	Award	14,493	—	—	14,493
2024-06-19	ABBATECOLA VINCENT P	Director	Award	25,362	—	—	25,362
2024-06-19	Prouty Eric A	Director	Award	21,739	—	—	21,739
2024-06-14	ABBATECOLA VINCENT P	Director	Sell	10,000	$9.20	$92,000	159,341
2024-06-12	ABBATECOLA VINCENT P	Director	Tax	3,055	$9.21	$28,137	169,341
2024-06-12	ABBATECOLA VINCENT P	Director	Convert	8,276	—	—	0
2024-06-12	ABBATECOLA VINCENT P	Director	Convert	8,276	$3.40	$28,138	172,396
2024-02-27	Houghton Kathleen	Director, Sr. VP-Sales and Marketing	Award	9,444	—	—	9,444
2024-02-27	COLEMAN BRIAN F	Director	Award	20,067	—	—	20,067
2024-02-27	Krishnamurti Nat	CFO	Award	7,378	—	—	7,378
2023-12-14	Parrillo Richard	Director	Sell	2,259	$13.31	$30,067	197,714
2023-12-13	Parrillo Richard	Director	Sell	11,100	$12.95	$143,745	211,272
2023-12-12	Parrillo Richard	Director	Sell	10,000	$12.75	$127,500	242,372
2023-10-25	ABBATECOLA VINCENT P	Director	Convert	21,118	—	—	0
2023-10-25	ABBATECOLA VINCENT P	Director	Tax	3,063	$12.96	$39,696	164,120
2023-10-25	ABBATECOLA VINCENT P	Director	Convert	21,118	$1.88	$39,702	167,183
2023-09-12	Gaglione Kenneth	Director, President and CEO	Tax	44,774	$12.14	$543,556	57,962
2023-09-12	Gaglione Kenneth	Director, President and CEO	Convert	90,135	—	—	0
2023-09-12	Gaglione Kenneth	Director, President and CEO	Convert	90,135	$1.23	$110,866	102,736
2023-07-19	ABBATECOLA VINCENT P	Director	Tax	2,252	$9.46	$21,304	146,065
2023-07-19	ABBATECOLA VINCENT P	Director	Convert	21,739	—	—	0
2023-07-19	ABBATECOLA VINCENT P	Director	Convert	21,739	$0.98	$21,304	148,317
2023-07-19	Parrillo Richard	Director	Tax	2,252	$9.46	$21,304	252,372
2023-07-19	Parrillo Richard	Director	Convert	21,739	$0.98	$21,304	254,624
2023-07-19	Parrillo Richard	Director	Convert	21,739	—	—	0
2023-06-14	Prouty Eric A	Director	Award	11,737	—	—	11,737
2023-06-14	Prouty Eric A	Director	Award	2,618	—	—	144,639
2023-06-14	Mansy Loan Nguyen	Director	Award	5,236	—	—	8,637
2023-06-14	Mansy Loan Nguyen	Director	Award	11,737	—	—	11,737
2023-06-14	Bulgarino Nicole E	Director	Award	21,127	—	—	21,127
2023-06-14	ABBATECOLA VINCENT P	Director	Award	20,540	—	—	20,540
2023-06-14	Prouty Eric A	Director	Sell	20,000	$9.56	$191,200	142,021
2023-06-14	Parrillo Richard	Director	Award	17,606	—	—	17,606
2023-06-14	MANDRACCHIA STEPHEN P	Director	Award	17,606	—	—	17,606
2023-06-02	Prouty Eric A	Director	Tax	4,626	$9.21	$42,605	162,021
2023-06-02	Prouty Eric A	Director	Convert	43,478	—	—	0
2023-06-02	Prouty Eric A	Director	Convert	43,478	$0.98	$42,608	166,647
2023-03-14	ABBATECOLA VINCENT P	Director	Buy	1,000	$8.27	$8,270	126,578
2023-03-01	COLEMAN BRIAN F	Director	Award	234,332	—	—	234,332
2023-03-01	Krishnamurti Nat	CFO	Award	61,308	—	—	61,308
2023-03-01	Gaglione Kenneth	Director, President and CEO	Award	66,757	—	—	66,757
2023-03-01	Houghton Kathleen	Director, Sr. VP-Sales and Marketing	Award	66,757	—	—	66,757
2023-01-06	MANDRACCHIA STEPHEN P	Director	Gift	10,000	—	—	396,756
2023-01-06	MANDRACCHIA STEPHEN P	Director	Other	93,000	—	—	93,000
2022-12-13	Gaglione Kenneth	Director, President and CEO	Tax	14,508	$11.74	$170,324	12,601
2022-12-13	Gaglione Kenneth	Director, President and CEO	Convert	23,902	$3.81	$91,067	27,109
2022-12-13	Gaglione Kenneth	Director, President and CEO	Convert	23,902	—	—	23,902
2022-12-12	Gaglione Kenneth	Director, President and CEO	Sell	19,000	$11.53	$219,070	3,207
2022-11-09	Krishnamurti Nat	CFO	Sell	46,194	$10.13	$467,945	25,207
2022-11-08	Krishnamurti Nat	CFO	Convert	175,000	$0.75	$131,250	200,207
2022-11-08	Krishnamurti Nat	CFO	Convert	175,000	—	—	0
2022-11-08	Krishnamurti Nat	CFO	Tax	83,806	$10.80	$905,105	116,401
2022-11-08	Krishnamurti Nat	CFO	Sell	45,000	$10.66	$479,700	71,401
2022-09-30	Parrillo Richard	Director	Award	2,143	—	—	232,885
2022-09-30	Prouty Eric A	Director	Award	4,744	—	—	4,744
2022-09-30	ABBATECOLA VINCENT P	Director	Award	4,744	—	—	4,744
2022-09-30	Bulgarino Nicole E	Director	Award	3,401	—	—	3,401
2022-09-30	Mansy Loan Nguyen	Director	Award	3,401	—	—	3,401
2022-09-30	MANDRACCHIA STEPHEN P	Director	Award	4,744	—	—	4,744
2022-09-30	Bulgarino Nicole E	Director	Other	0	—	—	0
2022-09-30	Mansy Loan Nguyen	Director	Other	0	—	—	0
2022-08-08	MANDRACCHIA STEPHEN P	Director	Other	93,000	—	—	93,000
2022-08-08	MANDRACCHIA STEPHEN P	Director	Gift	1,000	—	—	406,756
2022-07-05	MORCH OTTO C	Director	Convert	10,281	—	—	0