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Who

John G. Cooper

Director

Company insider

Files Form 4 as: Director, Rockwell Medical; President & CEO, Windtree Therapeutics.

In numbers

Trades disclosed
86
Buys
2
Sells
1
Bought
$38K
Sold
$4,419
Companies
2
Companies where not an officer
1
First trade
21 Jul 2005
Last trade
1 Jul 2026
Last filed
6 Jul 2026

Companies traded

Where they are an officer
Windtree TherapeuticsDirector, Officer · Biotechnology · last 22 Jul 20152 buys · 0 sells
Everywhere else they filed: board seats, 10% stakes, other companies
RMTI Rockwell MedicalDirector · Biotechnology · last 1 Jul 20260 buys · 1 sell

Activity over time

1 Nov 2024 – 1 Oct 2026
10Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
1 Jul 2026filed 6 Jul 2026RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—9,633 at $0.00filing
1 Jul 2026filed 6 Jul 2026RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—9,633 at $0.00filing
18 Nov 2025filed 18 Nov 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$4,4195,079 at $0.87filing
20 May 2025filed 21 May 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—50,000 at $0.00filing
21 May 2024filed 23 May 2024RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—36,111 at $0.00filing
23 May 2023filed 25 May 2023RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—24,715 at $0.00filing
7 Jun 2022filed 9 Jun 2022RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—25,000 at $0.00filing
17 Jun 2021filed 22 Jun 2021RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—72,857 at $0.00filing
17 Jun 2021filed 22 Jun 2021RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—50,000 at $0.00filing
18 May 2020filed 20 May 2020RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—34,024 at $0.00filing
18 May 2020filed 20 May 2020RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—36,000 at $0.00filing
6 Jun 2019filed 10 Jun 2019RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—22,461 at $0.00filing
6 Jun 2019filed 10 Jun 2019RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—19,879 at $0.00filing
19 Mar 2018filed 21 Mar 2018RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—39,838 at $0.00filing
5 Sep 2017filed 8 Sep 2017RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—23,000 at $0.00filing
22 Jul 2015filed 24 Jul 2015Windtree TherapeuticsBiotechnologySEC FORM 4 Bought—41,667filing
22 Jul 2015filed 24 Jul 2015Windtree Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code P—41,667filing
30 Jun 2015filed 24 Jul 2015Windtree TherapeuticsBiotechnologySEC FORM 4 Code A$3,3764,964 at $0.68filing
31 Mar 2015filed 24 Jul 2015Windtree TherapeuticsBiotechnologySEC FORM 4 Code A$3,3752,836 at $1.19filing
27 Mar 2015filed 31 Mar 2015Windtree Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—97,437 at $0.00filing

News

Rockwell Medical (NASDAQ:RMTI) Shares Cross Above Two Hundred Day Moving Average After Analyst DowngradeRMTI · tickerreport.com · 17 Oct 2026

0 headlines in the last 90 days name John G. Cooper; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Health Care3

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

Related people

Mark StrobeckPresident and CEO · Also traded RMTI in the last 90 days