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Keros Therapeutics
KROS

Overview Fund Activity

138 hedge funds and large institutions have $480M invested in Keros Therapeutics in 2025 Q2 according to their latest regulatory filings, with 26 funds opening new positions, 59 increasing their positions, 34 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
138
Holders Change
-18
Holders Change %
-11.54%
% of All Funds
1.85%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
26
Increased
59
Reduced
34
Closed
43
Calls
$13.3M
Puts
$16.4M
Net Calls
-$3.07M
Net Calls Change
+$1.47M

Top Buyers

1
ACM
ADAR1 Capital Management
Texas
$71.9M
2
MAP
Madison Avenue Partners
New York
$35.9M
3
WSL
Western Standard LLC
California
$20.5M
4
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
$7M
5
Janus Henderson Group
Janus Henderson Group
United Kingdom
$6.31M

Top Sellers

1
NL
Nuveen LLC
North Carolina
$1.01M
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$636K
3
Morgan Stanley
Morgan Stanley
New York
$11.7M
4
Federated Hermes
Federated Hermes
Pennsylvania
$8.73M
5
DS
DRW Securities
Illinois
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
ACM
1
ADAR1 Capital Management
Texas
$71.9M +$52.1M +3,902,803 +263%
BlackRock
2
BlackRock
New York
$36.5M -$702K -52,614 -2%
MAP
3
Madison Avenue Partners
New York
$35.9M +$35.9M +2,691,465 New
Vanguard Group
4
Vanguard Group
Pennsylvania
$35.1M +$872K +65,327 +3%
LGM
5
Logos Global Management
California
$26.7M – – –
NCM
6
Nantahala Capital Management
Connecticut
$21.6M +$1.52M +113,902 +8%
WSL
7
Western Standard LLC
California
$20.5M +$18.7M +1,399,979 +1,038%
TCM
8
Tang Capital Management
California
$18.9M +$4.26M +318,984 +29%
State Street
9
State Street
Massachusetts
$18.5M +$1.09M +81,715 +6%
D.E. Shaw & Co
10
D.E. Shaw & Co
New York
$17.3M +$457K +34,253 +3%
O
11
OrbiMed
New York
$13.6M – – –
Goldman Sachs
12
Goldman Sachs
New York
$11.8M +$1.91M +142,954 +19%
Morgan Stanley
13
Morgan Stanley
New York
$11.7M -$10.9M -818,811 -48%
Alkeon Capital Management
14
Alkeon Capital Management
New York
$11.4M – – –
Geode Capital Management
15
Geode Capital Management
Massachusetts
$11.1M +$309K +23,112 +3%
Federated Hermes
16
Federated Hermes
Pennsylvania
$8.73M -$7.61M -570,109 -47%
RG
17
Redmile Group
California
$7.38M – – –
Jacobs Levy Equity Management
18
Jacobs Levy Equity Management
New Jersey
$7M +$7M +524,340 New
Janus Henderson Group
19
Janus Henderson Group
United Kingdom
$6.31M +$6.31M +472,392 New
PP
20
PDT Partners
New York
$4.44M +$758K +56,755 +21%
Canada Pension Plan Investment Board
21
Canada Pension Plan Investment Board
Ontario, Canada
$4.25M +$4.25M +318,400 New
Bank of America
22
Bank of America
North Carolina
$3.94M +$1.87M +139,865 +90%
RC
23
Rangeley Capital
Connecticut
$3.81M -$1.64M -122,834 -30%
Charles Schwab
24
Charles Schwab
California
$3.78M +$554K +41,480 +17%
Northern Trust
25
Northern Trust
Illinois
$3.65M -$225K -16,888 -6%
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