WhaleCreep

Which hedge funds own CYTK? CYTOKINETICS INC, Q2 2026 13F holders

HealthcareBiotechnology

91 tracked hedge funds disclosed a position in CYTK (CYTOKINETICS INC) in their Q2 2026 13F filings, worth $2.7bn in total. The largest holder by portfolio weight is Sarissa Capital Management LP at 10.9% of its book. 27 opened a new position this quarter: Ishara Investments LP, Tri Locum Partners LP, Kingdon Capital Management, L.L.C., PFM Health Sciences, LP. 17 exited: Logos Global Management LP, Catalio Capital Management, LP, Ikarian Capital, LLC.

91
Holders
Tracked managers whose filing for the quarter reports a long equity position in the security.
27
New this quarter
Holders whose previous filing (at most two quarters earlier) did not report the security.
17
Exited this quarter
Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
$268m
Inflow, new holders
Combined value of the positions the new holders reported for the quarter.
$278m
Outflow, exits
Combined value the exiting managers reported for the security in their previous filing.
$2.7bn
Combined value
Sum of the holders' reported positions in the security.
7.3%
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

91 rows
Sarissa Capital Management LP Hedge fund10.9%$19.5m228,6230.0%held
Checkpoint Capital L.P. Hedge fund10.4%$40.5m475,000+164%added
Melqart Asset Management (UK) Ltd Hedge fund6.2%$65.4m767,525−9.1%reduced
Integral Health Asset Management, LLC Hedge fund5.6%$136m1.60m0.0%held
Trails Edge Capital Partners, LP Hedge fund3.9%$24.5m288,089−4.0%reduced
Avoro Capital Advisors LLC Hedge fund3.8%$426m5.00m+50%added
Exome Asset Management LLC Hedge fund3.2%$5.1m60,056−42%reduced
Armistice Capital, LLC Hedge fund2.8%$102m1.20m+57%added
DAFNA Capital Management LLC Hedge fund2.8%$14.7m171,998−21%reduced
Sphera Funds Management Ltd. Hedge fund2.7%$18.7m219,987+452%added
ACT Capital Management, LLC Hedge fund2.6%$4.0m47,500−26%reduced
Affinity Asset Advisors, LLC Hedge fund2.3%$46.9m550,000−21%reduced
Frazier Life Sciences Management, L.P. Hedge fund2.2%$98.8m1.16m0.0%held
RTW Investments, LP Hedge fund2.1%$244m2.86m+5.2%added
Ishara Investments LP Hedge fund2.1%$2.8m32,800–new
Tri Locum Partners LP Hedge fund2.0%$16.5m194,000–new
ADAR1 Capital Management, LLC Hedge fund1.8%$39.0m457,907−28%reduced
Kingdon Capital Management, L.L.C. Hedge fund1.8%$13.4m157,100–new
Seven Fleet Capital Management LP Hedge fund1.7%$10.1m118,240+93%added
HighVista Strategies LLC Hedge fund1.5%$6.6m78,003+33%added
PFM Health Sciences, LP Hedge fund1.4%$16.3m191,686–new
Polymer Capital Management (HK) LTD Hedge fund1.2%$11.8m138,255–new
Birchview Capital, LP Hedge fund1.2%$2.6m30,0000.0%held
Artia Global Partners LP Hedge fund1.1%$6.0m70,700+334%added
Stempoint Capital LP Hedge fund1.1%$6.4m75,603−42%reduced
Encore Global Management, LP Hedge fund1.1%$1.1m12,731+155%added
Militia Capital Management LLC Hedge fund0.9%$5.1m60,000–new
Deep Track Capital, LP Hedge fund0.9%$59.6m700,000−49%reduced
Rock Springs Capital Management LP Hedge fund0.8%$16.0m187,980+314%added
Boxer Capital Management, LLC Hedge fund0.6%$8.5m100,0000.0%held
Capricorn Fund Managers Ltd Hedge fund0.6%$7.0m81,879–new
Polar Capital Holdings Plc Hedge fund0.5%$192m2.25m+36%added
Cinctive Capital Management LP Hedge fund0.5%$11.7m137,838+293%added
Palo Alto Investors LP Hedge fund0.4%$2.7m32,1950.0%held
Aquatic Capital Management LLC Hedge fund0.4%$10.7m125,090+73%added
Burkehill Global Management, LP Hedge fund0.3%$8.5m100,000–new
Campbell & CO Investment Adviser LLC Hedge fund0.3%$5.6m65,978–new
Seven Grand Managers, LLC Hedge fund0.3%$7.2m85,000–new
Woodline Partners LP Hedge fund0.3%$93.8m1.10m+10%added
Ghisallo Capital Management LLC Hedge fund0.3%$14.5m170,000–new
SummitTX Capital, L.P. Hedge fund0.3%$9.6m112,893+127%added
Holocene Advisors, LP Hedge fund0.2%$97.5m1.14m–new
Balyasny Asset Management L.P. Hedge fund0.2%$121m36.36m−0.8%reduced
Arrowpoint Investment Partners (Singapore) Pte. Ltd. Hedge fund0.2%$753k8,836+20%added
Point72 Asset Management, L.P. Hedge fund0.2%$135m1.59m+154%added
Dark Forest Capital Management LP Hedge fund0.2%$3.1m36,708+117%added
ExodusPoint Capital Management, LP Hedge fund0.2%$21.2m249,259+377%added
ABS Investment Management LLC Hedge fund0.2%$273k85–
Candriam S.C.A. Hedge fund0.2%$37.7m443,066+32%added
Bayforest Capital Ltd Hedge fund0.2%$183k2,143+96%added