13F

Stock

Karyopharm Therapeutics Inc.

KPTI · held by 69 managers

Reported value

$57.8M

Holders

69

+4 new · −0 exited

Holders’ est. mark

$10.7K

Price effect on 4 books still in the name

Largest holder

$6.84M

Opaleye Management Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Opaleye Management Inc.930K$6.84MHeld
Affinity Asset Advisors, LLC889.6K$6.55MHeld
Vanguard559.6K$4.12MHeld
Ikarian Capital, LLC544.6K$4.01MHeld
Soleus Capital Management, L.P.440K$3.24MHeld
ADAGE CAPITAL PARTNERS GP, L.L.C.421.3K$3.1MHeld
Davidson Kempner Capital Management LP310K$2.28MNew
BRAIDWELL LP303.4K$2.23MHeld
Exome Asset Management LLC295.5K$2.18MHeld
AMERIPRISE FINANCIAL INC276.9K$2.04MHeld
Boxer Capital Management, LLC252.5K$1.86MNew
BlackRock, Inc.247.6K$1.82MHeld
GEODE CAPITAL MANAGEMENT, LLC187.7K$1.38MHeld
TWO SIGMA INVESTMENTS, LP148.8K$1.1MHeld
SUSQUEHANNA INTERNATIONAL GROUP, LLP147.7K$1.09MHeld
BOOTHBAY FUND MANAGEMENT, LLC144.6K$1.06MHeld
Catalio Capital Management, LP143K$1.05MHeld
Avidity Partners Management LP134.6K$990.4KHeld
MARSHALL WACE, LLP128.5K$945.4KHeld
GROUP ONE TRADING LLC102.4K$753.8KHeld
Walleye Capital LLC95.7K$704.1KHeld
TWO SIGMA ADVISERS, LP89.7K$660.4KHeld
UBS Group AG88.5K$651KHeld
BRIDGEWAY CAPITAL MANAGEMENT, LLC65.9K$484.8KHeld
Context Capital Management, LLC63K$463.6KHeld
Renaissance Technologies59.9K$441KHeld
Quadrature Capital Ltd59.7K$439.5KHeld
State Street58.9K$433.8KHeld
ROYAL BANK OF CANADA58K$427KHeld
Connor, Clark & Lunn Investment Management Ltd.57.2K$421.1KHeld
Jump Financial, LLC53.8K$396.1KHeld
DAFNA Capital Management LLC51K$375.4KHeld
ADAR1 Capital Management, LLC50K$368KHeld
BANK OF AMERICA CORP /DE/48.1K$353.9K$77Added$353.3K
Trexquant Investment LP41.7K$307.2KHeld
SILVERBACK ASSET MANAGEMENT LLC40K$294.4KHeld
JANE STREET GROUP, LLC35.5K$261.5KHeld
SIMPLEX TRADING, LLC32.9K$241.9KHeld
Citadel31.7K$233.4KHeld
NORTHERN TRUST CORP29K$213.6KHeld
PRELUDE CAPITAL MANAGEMENT, LLC28.7K$211.4KHeld
Baird Financial Group, Inc.28K$206KHeld
Persistent Asset Partners Ltd18.3K$134.8KNew
TUDOR INVESTMENT CORP ET AL12.9K$95.1KNew
XTX Topco Ltd11.9K$87.6KHeld
Bank of New York Mellon Corp11.1K$81.6KHeld
MORGAN STANLEY8.86K$65.2K$7.26KCut−$103.3K
BARCLAYS PLC4.11K$30.2K$3.37KAdded$3.37K
TD Waterhouse Canada Inc.3.2K$23.5KHeld
JPMORGAN CHASE & CO1.74K$12.8KHeld
T. Rowe Price Investment Management, Inc.1.49M$11KHeld
Corient Private Wealth LLC10K$10KHeld
Rockefeller Capital Management L.P.733$5.39KHeld
Fidelity679$5KHeld
Aspect Partners, LLC391$2.88KHeld
OSAIC HOLDINGS, INC.282$2.08KHeld
Quent Capital, LLC235$1.73KHeld
MB, LEVIS & ASSOCIATES, LLC100$736Held
C WorldWide Group Holding A/S100K$736Held
HARBOUR INVESTMENTS, INC.85$626Held
BNP PARIBAS FINANCIAL MARKETS82$604Held
SBI Securities Co., Ltd.74$545Held
Activest Wealth Management66$486Held
Allworth Financial LP26$192$21Added$21
PRICE T ROWE ASSOCIATES INC /MD/10.9K$81Held
ACADIAN ASSET MANAGEMENT LLC3.73K$27Held
West Branch Capital LLC3$23Held
CIBC Private Wealth Group LLC3$22Held
CITIGROUP INC1$7Held

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.