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Who

Stephen J. Denelsky

Director

Company insider

Files Form 4 as: Director, Harvard Bioscience; Director, Amicas.

Every Form 4 they filed

In numbers

Trades disclosed
18
Buys
1
Sells
0
Bought
$97K
Sold
$0
Companies
2
Companies where not an officer
2
First trade
7 Mar 2006
Last trade
9 Jun 2026
Last filed
11 Jun 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
HBIO Harvard BioscienceDirector · Life-science tools · last 9 Jun 20261 buy · 0 sells
AmicasDirector · last 23 Jul 20090 buys · 0 sells

Activity over time

1 Mar – 1 Oct
01Mar 26May 26Jul 26Aug 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
9 Jun 2026filed 11 Jun 2026HBIO Harvard BioscienceLife-science toolsSEC FORM 4 Code A—16,556 at $0.00filing
9 Jun 2026filed 11 Jun 2026HBIO Harvard BioscienceLife-science toolsSEC FORM 4 Code A—16,556 at $0.00filing
17 Mar 2026filed 18 Mar 2026HBIO Harvard BioscienceLife-science toolsSEC FORM 4 Bought$49K10,000 at $4.87filing
17 Mar 2026filed 18 Mar 2026HBIO Harvard BioscienceLife-science toolsSEC FORM 4 Bought$49K10,000 at $4.87filing
5 Sep 2025filed 7 Oct 2025HBIO Harvard BioscienceLife-science toolsSEC FORM 4 Code A—110,000 at $0.00filing
23 Jul 2009filed 24 Jul 2009AmicasSEC FORM 4 Code A—1,500 at $0.00filing
22 Jun 2009filed 24 Jun 2009AmicasSEC FORM 4 Code A—11,538 at $0.00filing
7 Mar 2009filed 10 Mar 2009Amicasoption or derivativeSEC FORM 4 Code A—2,500 at $0.00filing
22 Jul 2008filed 24 Jul 2008AmicasSEC FORM 4 Code A—1,744 at $0.00filing
3 Jun 2008filed 5 Jun 2008AmicasSEC FORM 4 Code A—5,300 at $0.00filing
25 Mar 2008filed 27 Mar 2008Amicasoption or derivativeSEC FORM 4 Code A—2,500 at $0.00filing
7 Mar 2008filed 11 Mar 2008Amicasoption or derivativeSEC FORM 4 Code A—2,500 at $0.00filing
26 Jul 2007filed 30 Jul 2007AmicasSEC FORM 4 Code A—1,275 at $0.00filing
5 Jun 2007filed 7 Jun 2007AmicasSEC FORM 4 Code A—4,687 at $0.00filing
7 Mar 2007filed 9 Mar 2007Amicasoption or derivativeSEC FORM 4 Code A—2,500 at $0.00filing
26 Jul 2006filed 27 Jul 2006AmicasSEC FORM 4 Code A—5,300 at $0.00filing
26 Jul 2006filed 27 Jul 2006AmicasSEC FORM 4 Code A—1,590 at $0.00filing
7 Mar 2006filed 7 Mar 2006Amicasoption or derivativeSEC FORM 4 Code A$12K2,500 at $4.83filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Health Care1

Buys in green, sells in red, by the company’s sector.

Related people

Katherine A. EadeDirector · Director at Harvard Bioscience, filing Form 4 there in the last year
William SniderDirector · Director at Harvard Bioscience, filing Form 4 there in the last year
Robert E. GagnonDirector · Director at Harvard Bioscience, filing Form 4 there in the last year
Seth Benjamin BensonDirector · Director at Harvard Bioscience, filing Form 4 there in the last year
Mark T. FrostChief Financial Officer · Chief Financial Officer at Harvard Bioscience, filing Form 4 there in the last year