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Keros Therapeutics
KROS

Overview Fund Activity

156 hedge funds and large institutions have $429M invested in Keros Therapeutics in 2025 Q1 according to their latest regulatory filings, with 49 funds opening new positions, 48 increasing their positions, 40 reducing their positions, and 50 closing their positions.

Holders
156
Holders Change
-5
Holders Change %
-3.11%
% of All Funds
2.12%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
49
Increased
48
Reduced
40
Closed
50
Calls
$12.5M
Puts
$17M
Net Calls
-$4.54M
Net Calls Change
-$4.16M

Top Buyers

1
NL
1
Nuveen LLC
North Carolina
$94.5M
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$26.5M
3
LGM
3
Logos Global Management
California
$20.4M
4
ACM
4
ADAR1 Capital Management
Texas
$15.1M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$12.9M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$4.5M
2
B
2
Braidwell
Connecticut
$0
3
DGM
3
Darwin Global Management
Jersey
$0
4
Holocene Advisors
4
Holocene Advisors
New York
$0
5
JFG
5
Jefferies Financial Group
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
BOCH
26
Blue Owl Capital Holdings
New York
$2.71M 266,033 +23,400 +10%
Charles Schwab
27
Charles Schwab
California
$2.47M 241,923 -37,759 -14%
Millennium Management
28
Millennium Management
New York
$2.38M 233,203 -644,956 -73%
PHP
29
Parkman Healthcare Partners
Connecticut
$2.22M 217,753 -96,788 -31%
CSS
30
Cubist Systematic Strategies
Connecticut
$2.02M 198,411 +197,201 +16,298%
Citadel Advisors
31
Citadel Advisors
Florida
$1.95M 191,609 -599,500 -76%
EC
32
EcoR1 Capital
California
$1.91M 187,500 – –
TAM
33
TFG Asset Management
Cayman Islands
$1.86M 183,000 +80,000 +78%
2L
34
22NW LP
Washington
$1.82M 179,000 +179,000 New
RC
35
RBF Capital
California
$1.73M 170,014 +170,014 New
ClearBridge Investments
36
ClearBridge Investments
New York
$1.6M 156,724 -33,340 -18%
Bank of America
37
Bank of America
North Carolina
$1.59M 155,612 -5,855 -4%
Walleye Capital
38
Walleye Capital
New York
$1.53M 150,503 -47,163 -24%
Acadian Asset Management
39
Acadian Asset Management
Massachusetts
$1.5M 147,567 +147,567 New
WSL
40
Western Standard LLC
California
$1.37M 134,914 +134,914 New
DCM
41
DAFNA Capital Management
California
$1.33M 130,316 – –
Connor, Clark & Lunn Investment Management (CC&L)
42
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.31M 128,103 +98,957 +340%
Susquehanna International Group
43
Susquehanna International Group
Pennsylvania
$1.24M 121,849 -89,460 -42%
Two Sigma Advisers
44
Two Sigma Advisers
New York
$1.22M 119,500 +98,800 +477%
UOC
45
UBS O'Connor
Illinois
$1.18M 115,518 +64,621 +127%
NRD
46
Nebula Research & Development
New York
$1.18M 115,420 +43,710 +61%
CM
47
Caption Management
Oklahoma
$1.09M 106,981 +45,781 +75%
EGM
48
Engineers Gate Manager
New York
$1.09M 106,933 +6,916 +7%
PHS
49
PFM Health Sciences
California
$1.06M 104,323 – –
JF
50
Jump Financial
Illinois
$1.06M 103,826 +103,826 New
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