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Who

Gregory S. Martini

Chief Financial Officer

Company insider

Files Form 4 as: Chief Financial Officer, Kyverna Therapeutics; Chief Financial Officer, Ironwood Pharmaceuticals.

In numbers

Trades disclosed
11
Buys
0
Sells
4
Bought
$0
Sold
$186K
Companies
2
Companies where not an officer
0
First trade
27 Jan 2025
Last trade
18 May 2026
Last filed
20 May 2026

Companies traded

Where they are an officer
KYTX Kyverna TherapeuticsOfficer · Biotechnology · last 18 May 20260 buys · 0 sells
IRWD Ironwood PharmaceuticalsOfficer · Pharmaceuticals · last 10 Mar 20260 buys · 4 sells

Activity over time

1 Feb 2025 – 1 Oct 2026
20Feb 25Jul 25Dec 25May 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
18 May 2026filed 20 May 2026KYTX Kyverna Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—325,000 at $0.00filing
18 May 2026filed 20 May 2026KYTX Kyverna Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—325,000 at $0.00filing
10 Mar 2026filed 12 Mar 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—136,612 at $0.00filing
10 Mar 2026filed 12 Mar 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—136,612 at $0.00filing
24 Feb 2026filed 25 Feb 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$42K11,457 at $3.66filing
24 Feb 2026filed 25 Feb 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$42K11,457 at $3.66filing
23 Feb 2026filed 25 Feb 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$40K10,487 at $3.81filing
23 Feb 2026filed 25 Feb 2026IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$40K10,487 at $3.81filing
11 Aug 2025filed 13 Aug 2025IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$1,0631,265 at $0.84filing
10 Feb 2025filed 12 Feb 2025IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Sold$21K12,052 at $1.76filing
27 Jan 2025filed 29 Jan 2025IRWD Ironwood PharmaceuticalsPharmaceuticalsSEC FORM 4 Code A—111,111 at $0.00filing

News

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

Sectors

Health Care4

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
Mark G. CurrieDirector · Director at Ironwood Pharmaceuticals, filing Form 4 there in the last year