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Who

Mark Strobeck

President and CEO

Company insider

Files Form 4 as: President and CEO, Rockwell Medical; Director, Windtree Therapeutics; EVP & Chief Operating Officer, Assertio Holdings; Chief Operating Officer, Zyla Life Sciences.

In numbers

Trades disclosed
74
Buys
0
Sells
24
Bought
$0
Sold
$997K
Companies
4
Companies where not an officer
1
First trade
11 Feb 2014
Last trade
1 Oct 2026
Last filed
5 Oct 2026

Companies traded

Where they are an officer
RMTI Rockwell MedicalDirector, Officer · Biotechnology · last 1 Oct 20260 buys · 7 sells
Zyla Life SciencesOfficer · last 20 May 20200 buys · 17 sells
Assertio HoldingsOfficer · last 20 May 20200 buys · 0 sells
Everywhere else they filed: board seats, 10% stakes, other companies
Windtree TherapeuticsDirector · Biotechnology · last 23 Aug 20230 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
20Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
1 Oct 2026filed 5 Oct 2026RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$8,4201,000 at $8.42filing
1 Jul 2026filed 6 Jul 2026RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—30,000 at $0.00filing
1 Jul 2026filed 6 Jul 2026RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—30,000 at $0.00filing
14 Mar 2026filed 16 Mar 2026RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code F$6,6007,333 at $0.90filing
14 Mar 2026filed 16 Mar 2026RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code F$6,6007,333 at $0.90filing
1 Oct 2025filed 1 Oct 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$8,2426,926 at $1.19filing
1 Jul 2025filed 3 Jul 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$5,6796,926 at $0.82filing
1 Jul 2025filed 2 Jul 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$5,6796,926 at $0.82filing
20 May 2025filed 17 Apr 2026RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—352,000 at $0.00filing
20 May 2025filed 17 Apr 2026RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—352,000 at $0.00filing
20 May 2025filed 21 May 2025RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—308,000 at $0.00filing
20 May 2025filed 21 May 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—220,000 at $0.00filing
1 Apr 2025filed 2 Apr 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$7,4806,926 at $1.08filing
17 Mar 2025filed 18 Mar 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code F$11K6,101 at $1.77filing
14 Mar 2025filed 18 Mar 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code F$12K7,333 at $1.70filing
2 Jan 2025filed 6 Jan 2025RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$4,4562,163 at $2.06filing
1 Oct 2024filed 2 Oct 2024RMTI Rockwell MedicalBiotechnologySEC FORM 4 Sold$7,9812,163 at $3.69filing
17 Mar 2024filed 19 Mar 2024RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code F$8,5416,101 at $1.40filing
14 Mar 2024filed 15 Mar 2024RMTI Rockwell Medicaloption or derivative · BiotechnologySEC FORM 4 Code A—141,560 at $0.00filing
14 Mar 2024filed 15 Mar 2024RMTI Rockwell MedicalBiotechnologySEC FORM 4 Code A—100,000 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 Mark Strobeck; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.

Sectors

Health Care7
Not placed17

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

Related people

John G. CooperDirector · Director at Rockwell Medical, filing Form 4 there in the last year
Allen NissensonDirector · Director at Rockwell Medical, filing Form 4 there in the last year
Robert S. RadieDirector · Director at Rockwell Medical, filing Form 4 there in the last year
Megan C. TimminsEVP, CLO & Secretary · EVP, CLO & Secretary at Rockwell Medical, filing Form 4 there in the last year
Joan LauDirector · Director at Rockwell Medical, filing Form 4 there in the last year