WhaleCreep

Which hedge funds own KPTI? KARYOPHARM THERAPEUTICS INC, Q2 2026 13F holders

HealthcareBiotechnology

24 tracked hedge funds disclosed a position in KPTI (KARYOPHARM THERAPEUTICS INC) in their Q2 2026 13F filings, worth $95.4m in total. The largest holder by portfolio weight is Catalio Capital Management, LP at 1.7% of its book. 7 opened a new position this quarter: Silverarc Capital Management, LLC, Ghisallo Capital Management LLC, J. Goldman & Co LP, ExodusPoint Capital Management, LP. 9 exited: Commodore Capital LP, Ikarian Capital, LLC, DAFNA Capital Management LLC.

24
Holders
Tracked managers whose filing for the quarter reports a long equity position in the security.
7
New this quarter
Holders whose previous filing (at most two quarters earlier) did not report the security.
9
Exited this quarter
Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
$9.9m
Inflow, new holders
Combined value of the positions the new holders reported for the quarter.
$18.2m
Outflow, exits
Combined value the exiting managers reported for the security in their previous filing.
$95.4m
Combined value
Sum of the holders' reported positions in the security.
1.9%
Share of managers holding
Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.

Holders, Q2 2026

24 rows
Catalio Capital Management, LP Hedge fund1.7%$9.2m940,855+4.8%added
Avidity Partners Management LP Hedge fund1.4%$9.0m924,487+99%added
Silverarc Capital Management, LLC Hedge fund0.3%$2.9m297,460–new
Boxer Capital Management, LLC Hedge fund0.2%$3.0m302,5360.0%held
Birchview Capital, LP Hedge fund0.2%$420k42,952−49%reduced
RA Capital Management, L.P. Hedge fund0.2%$18.7m1.92m0.0%held
Affinity Asset Advisors, LLC Hedge fund0.1%$3.1m312,500−38%reduced
Soleus Capital Management, L.P. Hedge fund0.1%$4.3m440,0000.0%held
Eversept Partners, LP Hedge fund0.1%$2.7m276,1740.0%held
Ghisallo Capital Management LLC Hedge fund0.10%$4.9m500,000–new
Davidson Kempner Capital Management LP Hedge fund0.05%$2.9m300,0000.0%held
Brevan Howard Capital Management LP Hedge fund0.04%$3.0m309,817+46%added
J. Goldman & Co LP Hedge fund0.02%$659k67,500–new
Adage Capital Partners GP, L.L.C. Hedge fund0.02%$14.9m1.52m−16%reduced
Trexquant Investment LP Hedge fund0.01%$1.8m188,368−27%reduced
Two Sigma Investments, LP Hedge fund0.01%$6.8m695,264+360%added
Engineers Gate Manager LP Hedge fund0.0%$332k33,966−70%reduced
ExodusPoint Capital Management, LP Hedge fund0.0%$260k26,582–new
Millennium Management LLC Hedge fund0.0%$3.0m305,676−27%reduced
Y-Intercept (Hong Kong) Ltd Hedge fund0.0%$101k10,375–new
Renaissance Technologies LLC Hedge fund0.0%$1.1m108,214+2.7%added
Squarepoint Ops LLC Hedge fund0.0%$623k63,801–new
Marshall Wace, LLP Hedge fund0.0%$1.3m128,4510.0%held
Citadel Advisors LLC Hedge fund0.0%$509k52,069–new