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Who

Jasbir Seehra

Chief Executive Officer

Company insider

Files Form 4 as: Chief Executive Officer, Keros Therapeutics; Director, Eloxx Pharmaceuticals.

In numbers

Trades disclosed
33
Buys
1
Sells
1
Bought
$320K
Sold
$227K
Companies
2
Companies where not an officer
1
First trade
15 Jun 2018
Last trade
2 Apr 2026
Last filed
6 Apr 2026

Companies traded

Where they are an officer
KROS Keros TherapeuticsDirector, Officer · Biotechnology · last 2 Apr 20261 buy · 1 sell
Everywhere else they filed: board seats, 10% stakes, other companies
ELOX Eloxx PharmaceuticalsDirector · Biotechnology · last 15 Jun 20220 buys · 0 sells

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
2 Apr 2026filed 6 Apr 2026KROS Keros TherapeuticsBiotechnologySEC FORM 4 Code M$17K55,000 at $0.30filing
2 Apr 2026filed 6 Apr 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—55,000 at $0.00filing
2 Apr 2026filed 6 Apr 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—55,000 at $0.00filing
2 Apr 2026filed 6 Apr 2026KROS Keros TherapeuticsBiotechnologySEC FORM 4 Code M$17K55,000 at $0.30filing
24 Feb 2026filed 26 Feb 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—217,000 at $0.00filing
24 Feb 2026filed 26 Feb 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—100,000 at $0.00filing
24 Feb 2026filed 26 Feb 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—217,000 at $0.00filing
24 Feb 2026filed 26 Feb 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—100,000 at $0.00filing
19 Feb 2026filed 20 Feb 2026KROS Keros TherapeuticsBiotechnologySEC FORM 4 Sold$113K7,015 at $16.17filing
19 Feb 2026filed 20 Feb 2026KROS Keros TherapeuticsBiotechnologySEC FORM 4 Sold$113K7,015 at $16.17filing
7 Jan 2026filed 9 Jan 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—62,500 at $0.00filing
7 Jan 2026filed 9 Jan 2026KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—62,500 at $0.00filing
3 Sep 2025filed 5 Sep 2025KROS Keros TherapeuticsBiotechnologySEC FORM 4 Code A—90,500 at $0.00filing
4 Apr 2025filed 7 Apr 2025KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—49,367 at $0.00filing
4 Apr 2025filed 7 Apr 2025KROS Keros TherapeuticsBiotechnologySEC FORM 4 Code M$15K49,367 at $0.30filing
23 Feb 2024filed 23 Feb 2024KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—125,000 at $0.00filing
13 Feb 2024filed 15 Feb 2024KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—125,000 at $0.00filing
8 Apr 2023filed 11 Apr 2023KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code M—4,000 at $0.00filing
8 Apr 2023filed 11 Apr 2023KROS Keros TherapeuticsBiotechnologySEC FORM 4 Code M$1,9204,000 at $0.48filing
16 Feb 2023filed 17 Feb 2023KROS Keros Therapeuticsoption or derivative · BiotechnologySEC FORM 4 Code A—200,000 at $0.00filing

News

Reviewing Upstream Bio (NASDAQ:UPB) and Keros Therapeutics (NASDAQ:KROS)KROS · themarketsdaily.com · 12 Oct 2026

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

Sectors

Health Care2

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

Related people

Charles W. NewtonDirector · Director at Keros Therapeutics, filing Form 4 there in the last year
Annita TaniniCorp. Controller & VP, Finance · Corp. Controller & VP, Finance at Keros Therapeutics, filing Form 4 there in the last year
Esther ChoChief Legal Officer · Chief Legal Officer at Keros Therapeutics, filing Form 4 there in the last year
Lorena Raquel LernerChief Scientific Officer · Chief Scientific Officer at Keros Therapeutics, filing Form 4 there in the last year
Jean Jacques BienaimeDirector · Director at Keros Therapeutics, filing Form 4 there in the last year