KROS
Keros Therapeutics, Inc.Company with tickers: KROS
CIK
1664710
CUSIP
492327101
Shares Outstanding
19,791,837
Price History
Institutional Holders
Short Volume
Short Interest
Fails to Deliver
SEC Filings
Earnings Calls
Insider Trades
Congressional Trades
| Date | Insider | Role | Type | Shares |
|---|---|---|---|---|
| 2026-05-15 | BIENAIME JEAN JACQUES | Director | Buy | 1,000 |
| 2026-04-15 | BIENAIME JEAN JACQUES | Director | Buy | 1,000 |
| 2026-04-02 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Convert | 55,000 |
| 2026-04-02 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Convert | 55,000 |
| 2026-03-09 | Newton Charles W. | Director | Award | 14,788 |
| 2026-03-09 | Newton Charles W. | Director | Award | 13,215 |
| 2026-03-09 | BIENAIME JEAN JACQUES | Director | Buy | 2,000 |
| 2026-03-09 | Newton Charles W. | Director | Other | 0 |
| 2026-02-24 | Regnante Keith | CHIEF FINANCIAL OFFICER | Award | 60,000 |
| 2026-02-24 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Award | 100,000 |
| 2026-02-24 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Award | 217,000 |
| 2026-02-24 | Cho Esther | Chief Legal Officer | Award | 80,000 |
| 2026-02-24 | Lerner Lorena Raquel | Chief Scientific Officer | Award | 75,000 |
| 2026-02-19 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Sell | 7,015 |
| 2026-02-18 | Lerner Lorena Raquel | Chief Scientific Officer | Sell | 3,873 |
| 2026-02-18 | Cho Esther | Chief Legal Officer | Sell | 4,745 |
| 2026-02-18 | Regnante Keith | CHIEF FINANCIAL OFFICER | Sell | 4,739 |
| 2026-01-07 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Award | 62,500 |
| 2025-11-21 | ORBIMED ADVISORS LLC | 10% Owner | Other | 140,057 |
| 2025-11-21 | ORBIMED ADVISORS LLC | 10% Owner | Other | 74,465 |
| 2025-11-21 | Knowles Julius | Director | Other | 191,527 |
| 2025-11-21 | Knowles Julius | Director | Other | 6,441 |
| 2025-11-21 | Knowles Julius | Director | Other | 130,494 |
| 2025-11-21 | GORDON CARL L | Director | Other | 140,057 |
| 2025-11-21 | GORDON CARL L | Director | Other | 74,465 |
| 2025-10-15 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | Sell | 155,262 |
| 2025-10-15 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | Sell | 1,121,045 |
| 2025-10-15 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | Other | 5,250 |
| 2025-10-15 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | Sell | 1,226,412 |
| 2025-10-15 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | Other | 5,250 |
| 2025-10-15 | Pontifax Management 4 G.P. (2015) Ltd. | 10% Owner | Sell | 2,284,612 |
| 2025-10-15 | ADAR1 Capital Management, LLC | 10% Owner | Sell | 4,391,237 |
| 2025-10-15 | ADAR1 Capital Management, LLC | 10% Owner | Sell | 254,669 |
| 2025-10-15 | ADAR1 Capital Management, LLC | 10% Owner | Sell | 743,358 |
| 2025-09-03 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Award | 90,500 |
| 2025-08-06 | Cho Esther | Chief Legal Officer | Other | 0 |
| 2025-08-06 | Cho Esther | Chief Legal Officer | Other | 0 |
| 2025-08-06 | Cho Esther | Chief Legal Officer | Other | 0 |
| 2025-08-06 | Cho Esther | Chief Legal Officer | Other | 0 |
| 2025-08-06 | Cho Esther | Chief Legal Officer | Other | 0 |
| 2025-08-06 | Cho Esther | Chief Legal Officer | Other | 44,000 |
| 2025-08-06 | Lerner Lorena Raquel | Chief Scientific Officer | Other | 0 |
| 2025-08-06 | Lerner Lorena Raquel | Chief Scientific Officer | Other | 0 |
| 2025-08-06 | Lerner Lorena Raquel | Chief Scientific Officer | Other | 35,000 |
| 2025-08-06 | Lerner Lorena Raquel | Chief Scientific Officer | Other | 0 |
| 2025-06-20 | ADAR1 Capital Management, LLC | 10% Owner | Exercise | 1 |
| 2025-06-20 | ADAR1 Capital Management, LLC | 10% Owner | Exercise | 200 |
| 2025-06-20 | ADAR1 Capital Management, LLC | 10% Owner | Exercise | 100 |
| 2025-06-20 | ADAR1 Capital Management, LLC | 10% Owner | Exercise | 2 |
| 2025-06-20 | ADAR1 Capital Management, LLC | 10% Owner | Exercise | 14 |
| 2025-06-20 | ADAR1 Capital Management, LLC | 10% Owner | Exercise | 1,400 |
| 2025-06-04 | GORDON CARL L | Director | Award | 5,250 |
| 2025-06-04 | GORDON CARL L | Director | Other | 119,522 |
| 2025-06-04 | Knowles Julius | Director | Other | 341,574 |
| 2025-06-04 | Knowles Julius | Director | Award | 5,250 |
| 2025-06-04 | Knowles Julius | Director | Award | 10,500 |
| 2025-06-04 | Knowles Julius | Director | Other | 232,727 |
| 2025-06-04 | GORDON CARL L | Director | Other | 899,212 |
| 2025-06-04 | GORDON CARL L | Director | Award | 10,500 |
| 2025-06-04 | Kariv Tomer | Director, 10% Owner | Other | 1,226,412 |
| 2025-06-04 | Kariv Tomer | Director, 10% Owner | Other | 2,284,612 |
| 2025-06-04 | Kariv Tomer | Director, 10% Owner | Other | 1,121,045 |
| 2025-06-04 | Kariv Tomer | Director, 10% Owner | Award | 10,500 |
| 2025-06-04 | Kariv Tomer | Director, 10% Owner | Award | 5,250 |
| 2025-06-04 | Farzan Nima | Director | Award | 10,500 |
| 2025-06-04 | Farzan Nima | Director | Award | 5,250 |
| 2025-06-04 | Nussbaum Ran | Director, 10% Owner | Other | 1,121,045 |
| 2025-06-04 | Nussbaum Ran | Director, 10% Owner | Other | 1,226,412 |
| 2025-06-04 | Nussbaum Ran | Director, 10% Owner | Award | 10,500 |
| 2025-06-04 | Nussbaum Ran | Director, 10% Owner | Award | 5,250 |
| 2025-06-04 | Nussbaum Ran | Director, 10% Owner | Other | 2,284,612 |
| 2025-06-04 | Seth Alpna | Director | Award | 5,250 |
| 2025-06-04 | Seth Alpna | Director | Award | 10,500 |
| 2025-06-04 | GRAY MARY ANN | Director | Award | 10,500 |
| 2025-06-04 | GRAY MARY ANN | Director | Award | 5,250 |
| 2025-06-04 | BIENAIME JEAN JACQUES | Director | Award | 5,250 |
| 2025-06-04 | BIENAIME JEAN JACQUES | Director | Award | 10,500 |
| 2025-05-16 | ADAR1 Capital Management, LLC | 10% Owner | Expiration | 300 |
| 2025-05-16 | ADAR1 Capital Management, LLC | 10% Owner | Expiration | 178 |
| 2025-05-16 | ADAR1 Capital Management, LLC | 10% Owner | Expiration | 836 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Other | 325,000 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Other | 254,669 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Other | 500,000 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Other | 74,333 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Buy | 500,000 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Buy | 16,365 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Buy | 18,560 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Buy | 325,000 |
| 2025-04-09 | ADAR1 Capital Management, LLC | 10% Owner | Buy | 74,333 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 0 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 254,669 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 727,193 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 3,474,844 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 0 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 0 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 0 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 0 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 0 |
| 2025-04-08 | ADAR1 Capital Management, LLC | 10% Owner | Other | 0 |
| 2025-04-04 | Seehra Jasbir | Director, CHIEF EXECUTIVE OFFICER | Convert | 49,367 |