Keros Therapeutics Inc. (KROS) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem 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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Time period
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Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-05-15
4:41 pm
Purchase
2026-03-3113GKEROS THERAPEUTICS INC
KROS
Nantahala Capital Management, LLC1,360,419
6.900%
1,360,419increase
(New Position)
Filing
History
2026-04-07
12:39 pm
Sale
2026-03-3113GKEROS THERAPEUTICS INC
KROS
BlackRock, Inc.
BLK
1,990,842
10.100%
-45,946decrease
(-2.26%)
Filing
History
2026-03-27
10:16 am
Sale
2026-03-1313GKEROS THERAPEUTICS INC
KROS
VANGUARD GROUP INC0
0.000%
-1,525,355decrease
(Position Closed)
Filing
History
2026-02-17
5:17 pm
Sale
2025-12-3113GKEROS THERAPEUTICS INC
KROS
ExodusPoint Capital Management LP13,360
0.040%
-1,894,539decrease
(-99.30%)
Filing
History
2026-02-17
4:52 pm
Sale
2025-12-3113GKEROS THERAPEUTICS INC
KROS
Madison Avenue International LP823,707
2.700%
-1,790,695decrease
(-68.49%)
Filing
History
2026-02-17
4:15 pm
Sale
2025-12-3113GKEROS THERAPEUTICS INC
KROS
TANG CAPITAL MANAGEMENT, LLC0
0.000%
-2,418,984decrease
(Position Closed)
Filing
History
2026-02-17
4:05 pm
Sale
2025-12-3113GKEROS THERAPEUTICS INC
KROS
D. E. Shaw & Co., L.P.756,156
3.900%
-789,792decrease
(-51.09%)
Filing
History
2026-01-30
2:17 pm
Sale
2025-12-3113GKEROS THERAPEUTICS INC
KROS
VANGUARD GROUP INC1,525,355
5.000%
-1,040,966decrease
(-40.56%)
Filing
History
2025-11-18
4:07 pm
Purchase
2025-11-1013GKEROS THERAPEUTICS INC
KROS
ExodusPoint Capital Management LP1,907,899
6.300%
1,907,899increase
(New Position)
Filing
History
2025-10-27
4:05 pm
Purchase
2025-10-2013GKEROS THERAPEUTICS INC
KROS
D. E. Shaw & Co., L.P.1,545,948
5.100%
1,545,948increase
(New Position)
Filing
History
2025-10-22
9:26 pm
Purchase
2025-10-1513GKEROS THERAPEUTICS INC
KROS
TANG CAPITAL MANAGEMENT, LLC2,418,984
7.900%
2,418,984increase
(New Position)
Filing
History
2025-10-16
5:36 pm
Sale
2025-10-1513DKEROS THERAPEUTICS INC
KROS
Pontifax VI G.P. L.P.0
0.000%
-4,787,331decrease
(Position Closed)
Filing
History
2025-10-15
06:50 am
Sale
2025-10-1513DKEROS THERAPEUTICS INC
KROS
ADAR1 Capital Management, LLC0
0.000%
-5,389,264decrease
(Position Closed)
Filing
History
2025-08-21
4:15 pm
Sale
2025-08-2113DKEROS THERAPEUTICS INC
KROS
ADAR1 Capital Management, LLC5,389,264
13.270%
-1,700decrease
(-0.03%)
Filing
History
2025-05-14
5:49 pm
Purchase
2025-05-0713GKEROS THERAPEUTICS INC
KROS
Madison Avenue International LP2,614,402
6.400%
2,614,402increase
(New Position)
Filing
History
2025-05-12
11:29 am
Unchanged
2025-05-1213DKEROS THERAPEUTICS INC
KROS
ADAR1 Capital Management, LLC5,390,964
13.270%
0
(Unchanged)
Filing
History
2025-05-08
4:39 pm
Unchanged
2025-05-0813DKEROS THERAPEUTICS INC
KROS
ADAR1 Capital Management, LLC5,390,964
13.270%
0
(Unchanged)
Filing
History
2025-05-05
2:03 pm
Sale
2025-04-3013GKEROS THERAPEUTICS INC
KROS
JPMorgan Chase & Co.
JPM
113,803
0.200%
-2,473,343decrease
(-95.60%)
Filing
History
2025-05-02
09:59 am
Purchase
2025-03-3113GKEROS THERAPEUTICS INC
KROS
JPMorgan Chase & Co.
JPM
2,587,146
6.300%
2,587,146increase
(New Position)
Filing
History
2025-04-30
11:23 am
Purchase
2025-03-3113GKEROS THERAPEUTICS INC
KROS
VANGUARD GROUP INC2,566,321
6.320%
2,566,321increase
(New Position)
Filing
History
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