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Who

Marla L. Kessler

Director

Company insider

Files Form 4 as: Director, Ironwood Pharmaceuticals.

In numbers

Trades disclosed
12
Buys
0
Sells
2
Bought
$0
Sold
$200K
Companies
1
Companies where not an officer
1
First trade
1 Apr 2019
Last trade
16 Jun 2026
Last filed
17 Jun 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
IRWD Ironwood PharmaceuticalsDirector · Pharmaceuticals · last 16 Jun 20260 buys · 2 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
16 Jun 2026filed 17 Jun 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—63,481 at $0.00filing
16 Jun 2026filed 17 Jun 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—63,481 at $0.00filing
10 Jun 2025filed 12 Jun 2025IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—45,000 at $0.00filing
18 Jun 2024filed 21 Jun 2024IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—24,311 at $0.00filing
14 Dec 2023filed 18 Dec 2023IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$111K9,926 at $11.19filing
20 Jun 2023filed 22 Jun 2023IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—22,350 at $0.00filing
14 Jun 2022filed 16 Jun 2022IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$89K7,610 at $11.65filing
1 Jun 2022filed 3 Jun 2022IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—21,571 at $0.00filing
2 Jun 2021filed 4 Jun 2021IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—22,766 at $0.00filing
3 Jun 2020filed 5 Jun 2020IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—21,720 at $0.00filing
29 May 2019filed 31 May 2019IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—22,706 at $0.00filing
1 Apr 2019filed 3 Apr 2019IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—2,995 at $0.00filing

News

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

Sectors

Health Care2

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

Related people

Alexander J. DennerDirector · Director at Ironwood Pharmaceuticals, filing Form 4 there in the last year
Jeffrey SilberSVP, CMO, Head-Res&Drug · SVP, CMO, Head-Res&Drug at Ironwood Pharmaceuticals, filing Form 4 there in the last year
Ronald SilverPfo & Pao · Pfo & Pao at Ironwood Pharmaceuticals, filing Form 4 there in the last year
Jay ShepardDirector · Director at Ironwood Pharmaceuticals, filing Form 4 there in the last year
Jon R. DuaneDirector · Director at Ironwood Pharmaceuticals, filing Form 4 there in the last year