WhaleCreep

Which hedge funds own CPRXEUR? CATALYST PHARMACEUTICALS INC, Q2 2026 13F holders

43 tracked hedge funds disclosed a position in CPRXEUR (CATALYST PHARMACEUTICALS INC) in their Q2 2026 13F filings, worth $576.2m in total. The largest holder by portfolio weight is Versor Investments LP at 5.0% of its book. 25 opened a new position this quarter: Versor Investments LP, Glazer Capital, LLC, Chicago Capital Management, LLC, Kintayl Capital LP. 11 exited: Ishara Investments LP, Deerfield Management Company, L.P., Fundsmith (Terry Smith).

43
Holders
Tracked managers whose filing for the quarter reports a long equity position in the security.
25
New this quarter
Holders whose previous filing (at most two quarters earlier) did not report the security.
11
Exited this quarter
Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
$316m
Inflow, new holders
Combined value of the positions the new holders reported for the quarter.
$134m
Outflow, exits
Combined value the exiting managers reported for the security in their previous filing.
$576m
Combined value
Sum of the holders' reported positions in the security.
3.5%
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

43 rows
Versor Investments LP Hedge fund5.0%$2.4m76,286–new
JW Asset Management, LLC Hedge fund3.8%$12.2m388,3920.0%held
Glazer Capital, LLC Hedge fund2.8%$113m3.60m–new
Chicago Capital Management, LLC Hedge fund2.6%$2.9m122,650–new
Kintayl Capital LP Hedge fund1.7%$3.6m114,111–new
Athos Capital Ltd Hedge fund1.7%$4.7m150,000–new
Oxford Asset Management LLP Hedge fund1.1%$2.2m70,212–new
HBK Investments L P Hedge fund1.0%$88.6m2.82m–new
Melqart Asset Management (UK) Ltd Hedge fund0.7%$7.8m247,556–new
GABELLI & Co INVESTMENT ADVISERS, INC. Hedge fund0.7%$5.0m159,003–new
Polar Asset Management Partners Inc. Hedge fund0.7%$36.2m1.15m–new
AQR Arbitrage LLC Hedge fund0.3%$21.2m674,223–new
Twinbeech Capital LP Hedge fund0.2%$1.1m34,300–new
Pavaki Capital Management LLC Hedge fund0.1%$251k8,0000.0%held
Soros Fund Management Family office0.1%$10.8m344,593–new
Diametric Capital, LP Hedge fund0.1%$1.2m39,674+115%added
Prelude Capital Management, LLC Hedge fund0.1%$1.7m54,292–new
Renaissance Technologies LLC Hedge fund0.09%$67.1m2.14m−9.0%reduced
CenterBook Partners LP Hedge fund0.09%$1.8m57,723–new
Qube Research & Technologies Ltd Hedge fund0.08%$70.9m2.25m+446%added
Quantbot Technologies LP Hedge fund0.07%$1.8m56,560+3858%added
Y-Intercept (Hong Kong) Ltd Hedge fund0.05%$2.6m82,483–new
Engineers Gate Manager LP Hedge fund0.04%$2.8m87,867+31%added
Wolverine Asset Management LLC Hedge fund0.03%$2.3m73,554–new
Gsa Capital Partners LLP Hedge fund0.03%$427k13,574−46%reduced
Marshall Wace, LLP Hedge fund0.02%$28.7m911,700+352%added
Persistent Asset Partners Ltd Hedge fund0.02%$73.3k2,331–new
Millennium Management LLC Hedge fund0.02%$33.6m1.07m+39%added
Schonfeld Strategic Advisors LLC Hedge fund0.02%$4.0m127,302–new
Arrowstreet Capital, Limited Partnership Hedge fund0.01%$23.5m748,924−22%reduced
Woodline Partners LP Hedge fund0.01%$3.2m100,4780.0%held
Point72 Asset Management, L.P. Hedge fund0.01%$5.5m176,560−59%reduced
Candriam S.C.A. Hedge fund0.01%$1.8m55,795–new
Armistice Capital, LLC Hedge fund0.01%$212k6,733–new
Boothbay Fund Management, LLC Hedge fund0.01%$305k9,701–new
Trexquant Investment LP Hedge fund0.0%$532k16,918−92%reduced
D. E. Shaw & Co., Inc. Hedge fund0.0%$4.2m134,531+232%added
Citadel Advisors LLC Hedge fund0.0%$2.7m85,147−85%reduced
Two Sigma Investments, LP Hedge fund0.0%$954k30,354–new
Squarepoint Ops LLC Hedge fund0.0%$369k11,739–new
AQR Capital Management LLC Hedge fund0.0%$1.8m56,597−75%reduced
Quarry LP Hedge fund0.0%$3.0k95−99%reduced
CVA Family Office, LLC Family office0.0%$1.8k56–new