InsiderClue
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HARVARD BIOSCIENCE INC

HBIO Clue Score31
United States Fiscal year ends December CIK 0001123494 Results filed 11 Aug 2026
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What the insiders did Net selling

Individual transactions

87
Insider
Date
Role
Action
Shares
Price
Amount
William Snider
17 Mar 2026
Director
Buy
8,475
$4.85
$41.10K
Stephen J Denelsky
17 Mar 2026
Director
Buy
10,000
$4.87
$48.70K
John D Duke
16 Mar 2026
Chief Executive Officer
Buy
5,000
$5.01
$25.05K
William Snider
16 Mar 2026
Director
Buy
12,525
$4.99
$62.50K
Mark T Frost
16 Mar 2026
Chief Financial Officer
Buy
5,000
$5.00
$25.00K
James W Green
13 Jun 2024
Chief Executive Officer
Buy
10,000
$2.91
$29.10K
James W Green
6 Jun 2024
Chief Executive Officer
Buy
20,000
$3.07
$61.40K
James W Green
17 Aug 2023
Chief Executive Officer
Buy
25,000
$4.38
$109.50K
James W Green
15 Mar 2023
Chief Executive Officer
Buy
20,000
$2.60
$52.00K
Alan I Edrick
15 Mar 2023
Director
Buy
16,192
$2.62
$42.42K
James W Green
14 Mar 2023
Chief Executive Officer
Buy
20,000
$2.67
$53.40K
Alan I Edrick
14 Mar 2023
Director
Buy
13,808
$2.67
$36.87K
James W Green
1 Dec 2022
Chief Executive Officer
Buy
15,000
$2.61
$39.15K
James W Green
30 Nov 2022
Chief Executive Officer
Buy
15,000
$2.41
$36.15K
Bertrand Loy
26 Aug 2022
Director
Buy
9,291
$3.41
$31.68K
Bertrand Loy
25 Aug 2022
Director
Buy
8,244
$3.34
$27.53K
Bertrand Loy
24 Aug 2022
Director
Buy
17,291
$3.23
$55.85K
Bertrand Loy
23 Aug 2022
Director
Buy
8,939
$3.23
$28.87K
Bertrand Loy
22 Aug 2022
Director
Buy
4,918
$3.16
$15.54K
Bertrand Loy
19 Aug 2022
Director
Buy
9,608
$3.28
$31.51K
Bertrand Loy
18 Aug 2022
Director
Buy
1,151
$3.19
$3.67K
James W Green
17 Aug 2022
Chief Executive Officer
Buy
40,000
$3.19
$127.60K
James W Green
15 Jun 2022
Chief Executive Officer
Buy
30,000
$3.71
$111.30K
James W Green
9 May 2022
Chief Executive Officer
Buy
10,000
$3.40
$34.00K
James W Green
6 May 2022
Chief Executive Officer
Buy
30,000
$3.78
$113.40K
James W Green
23 Aug 2021
Chief Executive Officer
Sell
48,175
$8.02
$386.36K
James W Green
21 May 2021
Chief Executive Officer
Sold after exercise
24,312
$7.14
$173.59K
James W Green
20 May 2021
Chief Executive Officer
Sold after exercise
14,876
$7.03
$104.58K
James W Green
19 May 2021
Chief Executive Officer
Sold after exercise
39,188
$7.17
$280.98K
James W Green
18 May 2021
Chief Executive Officer
Sold after exercise
39,188
$7.41
$290.38K
James W Green
12 Mar 2021
Chief Executive Officer
Sell
35,000
$5.98
$209.30K
Alan I Edrick
12 Jun 2020
Director
Buy
20,000
$2.63
$52.50K
James W Green
7 May 2020
Chief Executive Officer
Buy
10,000
$2.53
$25.30K
Bertrand Loy
13 Nov 2019
Director
Buy
6,100
$2.52
$15.37K
Bertrand Loy
12 Nov 2019
Director
Buy
10,579
$2.51
$26.55K
James W Green
11 Nov 2019
Chief Executive Officer
Buy indirect
10,000
$2.61
$26.10K
Bertrand Loy
11 Nov 2019
Director
Buy
12,855
$2.59
$33.29K
Bertrand Loy
8 Nov 2019
Director
Buy
6,616
$2.64
$17.47K
Bertrand Loy
13 Sep 2019
Director
Buy
7,372
$3.11
$22.93K
Bertrand Loy
12 Sep 2019
Director
Buy
11,297
$3.07
$34.68K
Bertrand Loy
11 Sep 2019
Director
Buy
15,590
$3.01
$46.93K
Thomas W Loewald
20 Aug 2019
Director
Buy
20,000
$2.53
$50.52K
James W Green
16 Aug 2019
Chief Executive Officer
Buy indirect
10,000
$2.49
$24.85K
Katherine A. Eade
9 Aug 2019
Director
Buy
39,915
$2.48
$98.83K
Jeffrey Duchemin
12 Apr 2019
Chief Executive Officer
Sell
400
$4.65
$1.86K
Jeffrey Duchemin
11 Apr 2019
Chief Executive Officer
Sell
12,425
$4.51
$56.04K
Jeffrey Duchemin
10 Apr 2019
Chief Executive Officer
Sell
6,332
$4.50
$28.49K
Robert E. Gagnon
29 Aug 2018
Chief Financial Officer
Sell
8,889
$5.77
$51.29K
James W Green
29 Aug 2018
Director
Buy
2,500
$5.74
$14.35K
Yong Sun
14 Aug 2018
VP - Commercial Operations
Exercised, kept
50,000
$4.31
$215.50K
Jeffrey Duchemin
9 Aug 2018
Chief Executive Officer
Sold after exercise
44,500
$6.41
$285.25K
Jeffrey Duchemin
8 Aug 2018
Chief Executive Officer
Sold after exercise
5,500
$6.35
$34.93K
Robert E. Gagnon
7 Aug 2018
Chief Financial Officer
Sold after exercise
100,015
$6.08
$608.09K
Jeffrey Duchemin
7 Aug 2018
Chief Executive Officer
Sold after exercise
100,000
$6.07
$607.00K
Yong Sun
1 Aug 2018
VP - Commercial Operations
Exercised, kept
50,000
$4.31
$215.50K
Robert E. Gagnon
27 Jul 2018
Chief Financial Officer
Sold after exercise
62,514
$5.54
$346.33K
Robert E. Gagnon
24 Jul 2018
Chief Financial Officer
Sell
5,570
$5.25
$29.24K
Robert E. Gagnon
23 Jul 2018
Chief Financial Officer
Sell
1,465
$5.25
$7.69K
Robert E. Gagnon
19 Jul 2018
Chief Financial Officer
Sell
1,100
$5.25
$5.78K
Robert E. Gagnon
13 Jul 2018
Chief Financial Officer
Sell
1,062
$5.25
$5.58K
Robert E. Gagnon
12 Jul 2018
Chief Financial Officer
Sold after exercise
9,145
$5.25
$48.01K
Jeffrey Duchemin
11 Jul 2018
Chief Executive Officer
Sell
14,205
$5.22
$74.15K
Robert E. Gagnon
11 Jul 2018
Chief Financial Officer
Sold after exercise
141,300
$5.23
$739.00K
Jeffrey Duchemin
10 Jul 2018
Chief Executive Officer
Sell
11,600
$5.38
$62.41K
Robert E. Gagnon
10 Jul 2018
Chief Financial Officer
Sold after exercise
13,700
$5.38
$73.71K
Jeffrey Duchemin
9 Jul 2018
Chief Executive Officer
Sell
14,195
$5.41
$76.79K
Robert E. Gagnon
9 Jul 2018
Chief Financial Officer
Sold after exercise
14,200
$5.41
$76.82K
George Uveges
14 Mar 2018
Director
Sell
22,250
$4.58
$101.91K
George Uveges
12 Mar 2018
Director
Exercised, kept
6,586
$3.41
$22.46K
Jeffrey Duchemin
9 Mar 2018
Chief Executive Officer
Sell
7,800
$4.60
$35.88K
Jeffrey Duchemin
8 Mar 2018
Chief Executive Officer
Sell
79,222
$4.52
$358.08K
Robert E. Gagnon
7 Mar 2018
Chief Financial Officer
Sell
97,087
$4.62
$448.54K
George Uveges
7 Mar 2018
Director
Sell
35,054
$4.61
$161.60K
George Uveges
7 Sep 2017
Director
Exercised, kept
21,213
$2.56
$54.31K
George Uveges
7 Sep 2017
Director
Exercised, kept
22,545
$2.59
$58.39K
George Uveges
7 Sep 2017
Director
Exercised, kept
23,720
$2.28
$54.08K
Jeffrey Duchemin
12 Jun 2017
Chief Executive Officer
Sell
22,000
$2.66
$58.52K
Jeffrey Duchemin
12 Jun 2017
Chief Executive Officer
Buy
22,000
$2.76
$60.72K
James W Green
8 Jun 2017
Director
Buy
7,712
$2.55
$19.67K
Robert E. Gagnon
26 May 2017
Chief Financial Officer
Buy
1,000
$2.33
$2.33K
Earl Lewis
25 May 2017
Director
Buy
7,238
$2.33
$16.86K
Earl Lewis
25 May 2017
Director
Buy
5,000
$2.38
$11.90K
Earl Lewis
24 May 2017
Director
Buy
5,000
$2.37
$11.85K
Earl Lewis
23 May 2017
Director
Buy
5,000
$2.39
$11.95K
David Green
7 Feb 2017
Director
Sell
3,239
$3.25
$10.53K
David Green
6 Feb 2017
Director
Sell
1,288
$3.25
$4.19K
Earl Lewis
6 Dec 2016
Director
Sell
23,088
$2.42
$55.87K

What was left out

Form 4 filings counted 247
Amendments (4/A) skipped 2
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 13
Sales at will 22
Transactions with no price 0
Shares from compensation/vesting 12,898,770
Sales filed before the plan box existed 22
History held since 4 Oct 2006