Keros Therapeutics Inc. (KROS) - Insider Holders & Insider Ownership

List of insiders holdings for Keros Therapeutics Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1Lazarus Alon
Director
10% Owner		2020-04-13 17:15:1023,038
2,013,102		2,036,140Form 4
2Arkin Bio Ventures Limited Partnership
Arkin Bio Venture Partners Ltd.
Arkin Moshe
10% Owner		2023-02-02 14:23:251,371,074
0		1,371,074Form 13G
3GORDON CARL L
Director		2025-06-06 16:15:1915,750
1,018,734		1,034,484Form 4
4Knowles Julius
Director		2025-06-06 16:15:2316,941
574,301		591,242Form 4
5Seehra Jasbir
CHIEF EXECUTIVE OFFICER		2025-09-05 16:10:08392,723
0		392,723Form 4
6Cho Esther
SVP, General Counsel		2025-08-15 16:32:10209,968
0		209,968Form 3
7ORBIMED ADVISORS LLC
OrbiMed Capital GP VII LLC
OrbiMed Genesis GP LLC
Director		2024-08-15 17:01:280
119,522		119,522Form 4
8Lachey Jennifer
Chief Scientific Officer		2022-07-19 16:40:13103,855
0		103,855Form 4
9Ordonez Claudia
Chief Medical Officer		2021-06-15 17:01:0698,211
0		98,211Form 4
10Lerner Lorena Raquel
Chief Science Officer		2025-08-15 16:34:5076,379
0		76,379Form 3
11Rovaldi Christopher
Chief Operating Officer		2025-02-19 16:15:1360,000
0		60,000Form 4
12Regnante Keith
CHIEF FINANCIAL OFFICER		2025-02-19 16:15:1544,000
0		44,000Form 4
13CHYUNG YUNG H.
Chief Medical Officer		2025-02-19 16:15:1944,000
0		44,000Form 4
14Cooper Simon Peter
CHIEF MEDICAL OFFICER		2024-02-15 20:37:1240,000
0		40,000Form 4
15BIENAIME JEAN JACQUES
Director		2025-06-06 16:15:0515,950
0		15,950Form 4
16GRAY MARY ANN
Director		2025-06-06 16:15:1015,750
0		15,750Form 4
17Farzan Nima
Director		2025-06-06 16:15:1715,750
0		15,750Form 4
18Seth Alpna
Director		2025-06-06 16:15:1215,750
0		15,750Form 4
19Pontifax Management 4 G.P. (2015) Ltd.
Pontifax (Israel) IV L.P.
Pontifax (Cayman) IV L.P.
Pontifax (China) IV L.P.
Pontifax Late Stage Fund L.P.
Pontifax Late Stage GP Ltd.
Kariv Tomer
Nussbaum Ran
10% Owner		2025-10-17 17:53:280
10,500		10,500Form 4
20ADAR1 Capital Management LLC
ADAR1 Partners LP
ADAR1 Capital Management GP LLC
Schneeberger Daniel
10% Owner		2025-10-15 13:24:200
0		0Form 4