KROS
Keros Therapeutics Inc
NASDAQ: KROS · HEALTHCARE · BIOTECHNOLOGY
$11.12
+0.18% today
Updated 2026-04-30
Market cap
$228.75M
P/E ratio
5.03
P/S ratio
0.94x
EPS (TTM)
$2.30
Dividend yield
—
52W range
$10 – $23
Volume
0.4M
Keros Therapeutics Inc (KROS) Insider transactions
Net insider activity
Net selling (9,808,535 shares)
Buy transactions
56
Sell transactions
44
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-04-15 | BIENAIME, JEAN JACQUES | Director | Buy | 1,000 | $11.70 | $11700.00 |
| 2026-04-02 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Sale | 55,000 | — | — |
| 2026-04-02 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 55,000 | $0.30 | $16500.00 |
| 2026-03-09 | NEWTON, CHARLES W. | Director | Buy | 14,788 | — | — |
| 2026-03-09 | NEWTON, CHARLES W. | Director | Buy | 13,215 | — | — |
| 2026-03-09 | BIENAIME, JEAN JACQUES | Director | Buy | 2,000 | $11.21 | $22420.00 |
| 2026-02-24 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 217,000 | — | — |
| 2026-02-24 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 100,000 | — | — |
| 2026-02-24 | REGNANTE, KEITH | CHIEF FINANCIAL OFFICER | Buy | 60,000 | — | — |
| 2026-02-24 | LERNER, LORENA RAQUEL | Chief Scientific Officer | Buy | 75,000 | — | — |
| 2026-02-24 | CHO, ESTHER | Chief Legal Officer | Buy | 80,000 | — | — |
| 2026-02-19 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Sale | 7,015 | $16.17 | $113432.55 |
| 2026-02-18 | REGNANTE, KEITH | CHIEF FINANCIAL OFFICER | Sale | 4,739 | $16.35 | $77482.65 |
| 2026-02-18 | LERNER, LORENA RAQUEL | Chief Science Officer | Sale | 3,873 | $16.35 | $63323.55 |
| 2026-02-18 | CHO, ESTHER | SVP, General Counsel | Sale | 4,745 | $16.35 | $77580.75 |
| 2026-01-07 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 62,500 | — | — |
| 2025-11-21 | ORBIMED, ADVISORS LLC | Director | Sale | 140,057 | $17.75 | $2.49M |
| 2025-11-21 | ORBIMED, ADVISORS LLC | Director | Sale | 74,465 | $17.75 | $1.32M |
| 2025-11-21 | KNOWLES, JULIUS | Director | Sale | 191,527 | $17.75 | $3.40M |
| 2025-11-21 | KNOWLES, JULIUS | Director | Sale | 130,494 | $17.75 | $2.32M |
| 2025-11-21 | GORDON, CARL L | Director | Sale | 140,057 | $17.75 | $2.49M |
| 2025-11-21 | GORDON, CARL L | Director | Sale | 74,465 | $17.75 | $1.32M |
| 2025-10-15 | PONTIFAX, MANAGEMENT 4 G.P. (2015) LTD. | 10% Owner | Sale | 2,284,612 | $17.75 | $40.55M |
| 2025-10-15 | PONTIFAX, MANAGEMENT 4 G.P. (2015) LTD. | 10% Owner | Sale | 1,226,412 | $17.75 | $21.77M |
| 2025-10-15 | PONTIFAX, MANAGEMENT 4 G.P. (2015) LTD. | 10% Owner | Sale | 1,121,045 | $17.75 | $19.90M |
| 2025-10-15 | PONTIFAX, MANAGEMENT 4 G.P. (2015) LTD. | 10% Owner | Sale | 155,262 | $17.75 | $2.76M |
| 2025-10-15 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 4,391,237 | $17.75 | $77.94M |
| 2025-10-15 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 743,358 | $17.75 | $13.19M |
| 2025-10-15 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 254,669 | $17.75 | $4.52M |
| 2025-09-03 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 90,500 | — | — |
| 2025-06-20 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 14 | — | — |
| 2025-06-20 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 2 | — | — |
| 2025-06-20 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 1 | — | — |
| 2025-06-20 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 1,400 | $70.00 | $98000.00 |
| 2025-06-20 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 200 | $70.00 | $14000.00 |
| 2025-06-20 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 100 | $60.00 | $6000.00 |
| 2025-06-04 | SETH, ALPNA | Director | Buy | 10,500 | — | — |
| 2025-06-04 | SETH, ALPNA | Director | Buy | 5,250 | — | — |
| 2025-06-04 | NUSSBAUM, RAN | Director, 10% Owner | Buy | 10,500 | — | — |
| 2025-06-04 | NUSSBAUM, RAN | Director, 10% Owner | Buy | 5,250 | — | — |
| 2025-06-04 | KNOWLES, JULIUS | Director | Buy | 10,500 | — | — |
| 2025-06-04 | KNOWLES, JULIUS | Director | Buy | 5,250 | — | — |
| 2025-06-04 | KARIV, TOMER | Director, 10% Owner | Buy | 10,500 | — | — |
| 2025-06-04 | KARIV, TOMER | Director, 10% Owner | Buy | 5,250 | — | — |
| 2025-06-04 | GRAY, MARY ANN | Director | Buy | 10,500 | — | — |
| 2025-06-04 | GRAY, MARY ANN | Director | Buy | 5,250 | — | — |
| 2025-06-04 | GORDON, CARL L | Director | Buy | 10,500 | — | — |
| 2025-06-04 | GORDON, CARL L | Director | Buy | 5,250 | — | — |
| 2025-06-04 | FARZAN, NIMA | Director | Buy | 10,500 | — | — |
| 2025-06-04 | FARZAN, NIMA | Director | Buy | 5,250 | — | — |
| 2025-06-04 | BIENAIME, JEAN JACQUES | Director | Buy | 10,500 | — | — |
| 2025-06-04 | BIENAIME, JEAN JACQUES | Director | Buy | 5,250 | — | — |
| 2025-05-16 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 836 | — | — |
| 2025-05-16 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 300 | — | — |
| 2025-05-16 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 178 | — | — |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Buy | 500,000 | $10.33 | $5.17M |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Buy | 325,000 | $9.86 | $3.20M |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Buy | 74,333 | $10.33 | $767859.89 |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Buy | 18,560 | $9.40 | $174374.91 |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Buy | 16,365 | $9.40 | $153752.45 |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 500,000 | — | — |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 325,000 | — | — |
| 2025-04-09 | ADAR1, CAPITAL MANAGEMENT, LLC | 10% Owner | Sale | 74,333 | — | — |
| 2025-04-04 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Sale | 49,367 | — | — |
| 2025-04-04 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 49,367 | $0.30 | $14810.10 |
| 2025-02-18 | ROVALDI, CHRISTOPHER | Chief Operating Officer | Buy | 60,000 | — | — |
| 2025-02-18 | REGNANTE, KEITH | CHIEF FINANCIAL OFFICER | Buy | 44,000 | — | — |
| 2025-02-18 | CHYUNG, YUNG H. | Chief Medical Officer | Buy | 44,000 | — | — |
| 2024-11-08 | CHYUNG, YUNG H. | Chief Medical Officer | Buy | 110,000 | — | — |
| 2024-08-13 | ORBIMED, ADVISORS LLC | Director | Sale | 220,600 | $44.01 | $9.71M |
| 2024-08-13 | ORBIMED, ADVISORS LLC | Director | Sale | 29,400 | $44.01 | $1.29M |
| 2024-08-13 | GORDON, CARL L | Director | Sale | 220,600 | $44.01 | $9.71M |
| 2024-08-13 | GORDON, CARL L | Director | Sale | 29,400 | $44.01 | $1.29M |
| 2024-06-03 | BIENAIME, JEAN JACQUES | Director | Buy | 17,600 | — | — |
| 2024-05-30 | SETH, ALPNA | Director | Buy | 10,000 | — | — |
| 2024-05-30 | NUSSBAUM, RAN | Director, 10% Owner | Buy | 10,000 | — | — |
| 2024-05-30 | KNOWLES, JULIUS | Director | Buy | 10,000 | — | — |
| 2024-05-30 | KARIV, TOMER | Director, 10% Owner | Buy | 10,000 | — | — |
| 2024-05-30 | GRAY, MARY ANN | Director | Buy | 10,000 | — | — |
| 2024-05-30 | GORDON, CARL L | Director | Buy | 10,000 | — | — |
| 2024-05-30 | FARZAN, NIMA | Director | Buy | 10,000 | — | — |
| 2024-02-23 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 125,000 | — | — |
| 2024-02-13 | SEEHRA, JASBIR | Director, CHIEF EXECUTIVE OFFICER | Buy | 125,000 | — | — |
| 2024-02-13 | ROVALDI, CHRISTOPHER | CHIEF OPERATING OFFICER | Buy | 150,000 | — | — |
| 2024-02-13 | REGNANTE, KEITH | CHIEF FINANCIAL OFFICER | Buy | 40,000 | — | — |
| 2024-02-13 | COOPER, SIMON PETER | CHIEF MEDICAL OFFICER | Buy | 40,000 | — | — |
| 2024-01-04 | REGNANTE, KEITH | Chief Financial Officer | Sale | 40,000 | — | — |
| 2024-01-04 | REGNANTE, KEITH | CHIEF FINANCIAL OFFICER | Sale | 40,000 | $45.29 | $1.81M |
| 2023-11-04 | REGNANTE, KEITH | Chief Financial Officer | Buy | 40,000 | $16.00 | $640000.00 |
| 2023-06-09 | REGNANTE, KEITH | Chief Financial Officer | Sale | 20,000 | — | — |
| 2023-06-09 | REGNANTE, KEITH | Chief Financial Officer | Buy | 20,000 | $16.00 | $320000.00 |
| 2023-06-09 | REGNANTE, KEITH | Chief Financial Officer | Sale | 15,993 | $45.03 | $720164.79 |
| 2023-06-09 | REGNANTE, KEITH | Chief Financial Officer | Sale | 2,579 | $47.25 | $121857.75 |
| 2023-06-09 | REGNANTE, KEITH | Chief Financial Officer | Sale | 1,428 | $46.46 | $66344.88 |
| 2023-06-08 | REGNANTE, KEITH | Chief Financial Officer | Sale | 20,000 | — | — |
| 2023-06-08 | REGNANTE, KEITH | Chief Financial Officer | Buy | 20,000 | $16.00 | $320000.00 |
| 2023-06-08 | REGNANTE, KEITH | Chief Financial Officer | Sale | 17,301 | $47.66 | $824565.66 |
| 2023-06-08 | REGNANTE, KEITH | Chief Financial Officer | Sale | 2,699 | $48.65 | $131306.35 |
| 2023-06-06 | SETH, ALPNA | Director | Buy | 10,000 | — | — |
| 2023-06-06 | NUSSBAUM, RAN | Director, 10% Owner | Buy | 10,000 | — | — |