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Keros Therapeutics

164 hedge funds and large institutions have $409M invested in Keros Therapeutics in 2025 Q4 according to their latest regulatory filings, with 40 funds opening new positions, 39 increasing their positions, 72 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

less ownership

Funds ownership:

27% less capital invested

Capital invested by funds: $559M → $409M (-$150M)

46% less repeat investments, than reductions

Existing positions increased: 39 | Existing positions reduced: 72

67% less funds holding in top 10

Funds holding in top 10: 31 (-2)

Holders
164
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$10.4M
Puts
$4.54M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Mackenzie Financial
51
Mackenzie Financial
Ontario, Canada
$1.04M
Ohio Public Employees Retirement System (OPERS)
52
Ohio Public Employees Retirement System (OPERS)
Ohio
$1.02M
RhumbLine Advisers
53
RhumbLine Advisers
Massachusetts
$901K
Canada Pension Plan Investment Board
54
Canada Pension Plan Investment Board
Ontario, Canada
$898K
Massachusetts Financial Services
55
Massachusetts Financial Services
Massachusetts
$890K
HSA
56
Hussman Strategic Advisors
Maryland
$855K
MAM
57
Martingale Asset Management
Massachusetts
$802K
Point72 Asset Management
58
Point72 Asset Management
Connecticut
$791K
American Century Companies
59
American Century Companies
Missouri
$746K
Fidelity Investments
60
Fidelity Investments
Massachusetts
$725K
Wells Fargo
61
Wells Fargo
California
$667K
A
62
AlphaQuest
New York
$653K
CIM
63
Cambria Investment Management
California
$638K
AllianceBernstein
64
AllianceBernstein
Tennessee
$628K
Rafferty Asset Management
65
Rafferty Asset Management
New York
$617K
T. Rowe Price Associates
66
T. Rowe Price Associates
Maryland
$605K
CM
67
Caption Management
Oklahoma
$601K
SO
68
STRS Ohio
Ohio
$597K
Tudor Investment Corp
69
Tudor Investment Corp
Connecticut
$576K
Franklin Resources
70
Franklin Resources
California
$562K
DekaBank Deutsche Girozentrale
71
DekaBank Deutsche Girozentrale
Germany
$531K
FRM
72
Fox Run Management
Connecticut
$523K
Los Angeles Capital Management
73
Los Angeles Capital Management
California
$508K
BIG
74
Brooklyn Investment Group
New York
$490K
Creative Planning
75
Creative Planning
Kansas
$471K