Stock Ownership/KROS

KEROS THERAPEUTICS INC (KROS): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in KROS · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
14
13F filers
Aggregate Value
$45.5M
Across holders
Last Price
$10.78
2026-08-24
Sector
Health Care
GICS
Quarterly fund activity4 increased9 reduced3 exited
Full exits: TUDOR INVESTMENT CORP ET AL, Magnetar Financial LLC, Brevan Howard Capital Management LP
Institutional Holders of KROS
↗
14 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund968K$10.4M22.7%0.0%Added+$10.3MQ2 2026
ORBIMED ADVISORS LLC
CIK 0001055951
Hedge Fund759K$8.1M17.8%0.2%Unchanged+$0Q2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund609K$6.5M14.3%0.0%Reduced$-1.2MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund396K$4.2M9.3%0.0%Reduced$-738KQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund359K$3.8M8.4%0.0%Reduced$-1.0MQ2 2026
SHAW D E & CO INC
CIK 0001009207
Hedge Fund267K$2.9M6.3%0.0%Reduced$-7.4MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund247K$2.6M5.8%0.0%Reduced$-1.3MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund233K$2.5M5.5%0.0%Reduced$-3.8MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund185K$2.0M4.3%0.0%Added+$834KQ2 2026
Man Group plc
CIK 0001637460
Hedge Fund156K$1.7M3.7%0.0%Reduced$-889KQ2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$10.4M· 22.7% of total· 0.0% port· 968K sh· +$10.3M QoQ· Q2 2026
ORBIMED ADVISORS LLCUnchanged
Hedge Fund
$8.1M· 17.8% of total· 0.2% port· 759K sh· +$0 QoQ· Q2 2026
Qube Research & Technologies LtdReduced
Hedge Fund
$6.5M· 14.3% of total· 0.0% port· 609K sh· $-1.2M QoQ· Q2 2026
CITADEL ADVISORS LLCReduced
Hedge Fund
$4.2M· 9.3% of total· 0.0% port· 396K sh· $-738K QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$3.8M· 8.4% of total· 0.0% port· 359K sh· $-1.0M QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$2.9M· 6.3% of total· 0.0% port· 267K sh· $-7.4M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$2.6M· 5.8% of total· 0.0% port· 247K sh· $-1.3M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPReduced
Hedge Fund
$2.5M· 5.5% of total· 0.0% port· 233K sh· $-3.8M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$2.0M· 4.3% of total· 0.0% port· 185K sh· +$834K QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$1.7M· 3.7% of total· 0.0% port· 156K sh· $-889K QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$370K· 0.8% of total· 0.0% port· 35K sh· — QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$334K· 0.7% of total· 0.0% port· 31K sh· — QoQ· Q2 2026
Point72 Asset Management, L.P.Reduced
Hedge Fund
$111K· 0.2% of total· 0.0% port· 10K sh· $-1.1M QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$1K· 0.0% of total· 0.0% port· 126 sh· $-2K QoQ· Q2 2026
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