Stocks
HBIO Harvard Bioscience Inc

HBIO

Harvard Bioscience Inc

Company with tickers: HBIO

CIK

1123494

CUSIP

416906204

Shares Outstanding

4,510,182

13F Activity (30d)

30 filings 30 filers

Date	Insider	Role	Type	Shares	Price	Value	After
2026-03-20	Frost Mark T	Chief Financial Officer	Award	30,000	—	—	47,500
2026-03-20	Duke John D	Director, Chief Executive Officer	Award	75,000	—	—	180,000
2026-03-17	DENELSKY STEPHEN J	Director	Buy	10,000	$4.87	$48,700	21,000
2026-03-17	Snider William	Director	Buy	8,475	$4.85	$41,104	32,000
2026-03-16	Snider William	Director	Buy	12,525	$4.99	$62,500	23,525
2026-03-16	Frost Mark T	Chief Financial Officer	Buy	5,000	$5.00	$25,000	17,500
2026-03-16	Duke John D	Director, Chief Executive Officer	Buy	5,000	$5.01	$25,050	105,000
2025-12-17	Snider William	Director	Other	0	—	—	0
2025-12-17	Snider William	Director	Other	0	—	—	0
2025-12-17	Snider William	Director	Award	110,000	—	—	110,000
2025-09-05	DENELSKY STEPHEN J	Director	Other	0	—	—	0
2025-09-05	DENELSKY STEPHEN J	Director	Award	110,000	—	—	110,000
2025-08-15	Green James W	Director	Tax	11,540	$0.53	$6,105	2,631,968
2025-08-15	Green James W	Director	Tax	33,200	$0.53	$17,563	2,762,840
2025-08-15	Green James W	Director	Other	119,332	—	—	2,643,508
2025-08-15	Green James W	Director	Other	49,048	—	—	2,796,040
2025-08-15	Green James W	Director	Other	113,366	—	—	2,452,566
2025-08-15	Green James W	Director	Other	66,036	—	—	2,565,905
2025-08-08	Duke John D	Director, Chief Executive Officer	Award	500,000	—	—	1,000,000
2025-08-08	Duke John D	Director, Chief Executive Officer	Award	500,000	—	—	500,000
2025-07-16	Gagnon Robert E.	Director	Other	0	—	—	0
2025-07-16	Benson Seth Benjamin	Director	Other	0	—	—	0
2025-07-16	Eade Katherine A.	Director	Award	110,000	—	—	421,126
2025-07-16	Gagnon Robert E.	Director	Award	110,000	—	—	110,000
2025-07-16	Benson Seth Benjamin	Director	Award	110,000	—	—	110,000
2025-06-02	Duke John D	Director, Chief Executive Officer	Other	0	—	—	0
2025-05-12	Frost Mark T	Chief Financial Officer	Award	100,000	—	—	125,000
2025-05-12	Frost Mark T	Chief Financial Officer	Other	25,000	—	—	25,000
2025-03-19	Cote Jennifer	Chief Financial Officer	Tax	5,687	$0.69	$3,916	159,019
2025-03-19	Green James W	Director	Tax	38,413	$0.69	$26,451	2,845,088
2024-12-31	Green James W	Director	Other	145,365	—	—	2,883,501
2024-12-29	Green James W	Director	Tax	25,310	$1.98	$50,114	3,028,866
2024-12-29	Cote Jennifer	Chief Financial Officer	Tax	3,797	$1.98	$7,518	160,210
2024-12-29	Green James W	Director	Tax	56,915	$1.98	$112,692	3,054,176
2024-12-29	Cote Jennifer	Chief Financial Officer	Tax	4,731	$1.98	$9,367	164,007
2024-06-13	Green James W	Director	Buy	10,000	$2.91	$29,100	3,111,091
2024-06-06	Green James W	Director	Buy	20,000	$3.07	$61,400	3,101,091
2024-05-21	LOY BERTRAND	Director	Other	499,633	—	—	499,633
2024-05-21	Eade Katherine A.	Director	Award	45,872	—	—	311,126
2024-05-21	Loewald Thomas W	Director	Award	45,872	—	—	295,311
2024-05-21	LOY BERTRAND	Director	Award	56,575	—	—	56,575
2024-05-21	EDRICK ALAN I	Director	Award	45,872	—	—	273,911
2024-03-06	Cote Jennifer	Chief Financial Officer	Tax	9,920	$4.11	$40,771	168,738
2024-03-05	Green James W	Director	Award	214,797	—	—	3,081,091
2024-03-05	Cote Jennifer	Chief Financial Officer	Award	35,800	—	—	178,658
2024-03-05	Green James W	Director	Award	214,797	—	—	2,866,294
2024-03-05	Cote Jennifer	Chief Financial Officer	Award	35,800	—	—	142,858
2023-12-31	Green James W	Director	Tax	82,790	$5.35	$442,927	2,651,497
2023-12-29	Green James W	Director	Tax	28,783	$5.35	$153,989	2,809,709
2023-12-29	Green James W	Director	Tax	52,206	$5.35	$279,302	2,734,287

Showing 1–50 of 225 transactions