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Cytokinetics Inc

CYTK
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001061983

In the last 90 days, Cytokinetics Inc insiders filed 0 open-market purchases and 18 sales; 481 institutions reported holding it in 13F filings for Q2 2026, worth $13.7B in total; no superinvestor holds it.

13F holders, Q2 2023

Institutional positions in Cytokinetics Inc as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
253
−9 vs. Q1 2023
Shares held
108.7M
−59.3K (−0.1%) vs. Q1 2023
Total value
$3.55B
−$284.9M (−7.4%) vs. Q1 2023
New holders
29
97 more added
Sold out
38
80 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CYTK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2023: 253 institutions
Q1 2021: 193 institutionsQ2 2021: 191 institutionsQ3 2021: 211 institutionsQ4 2021: 250 institutionsQ1 2022: 240 institutionsQ2 2022: 263 institutionsQ3 2022: 276 institutionsQ4 2022: 278 institutionsQ1 2023: 263 institutionsQ2 2023: 253 institutionsQ3 2023: 251 institutionsQ4 2023: 347 institutionsQ1 2024: 390 institutionsQ2 2024: 344 institutionsQ3 2024: 348 institutionsQ4 2024: 347 institutionsQ1 2025: 356 institutionsQ2 2025: 312 institutionsQ3 2025: 381 institutionsQ4 2025: 431 institutionsQ1 2026: 441 institutionsQ2 2026: 481 institutions
Value heldQ2 2023: $3.55B
Q1 2021: $1.74BQ2 2021: $1.50BQ3 2021: $3.22BQ4 2021: $4.16BQ1 2022: $3.52BQ2 2022: $4.16BQ3 2022: $5.08BQ4 2022: $4.88BQ1 2023: $3.83BQ2 2023: $3.55BQ3 2023: $3.22BQ4 2023: $9.54BQ1 2024: $8.26BQ2 2024: $7.34BQ3 2024: $7.20BQ4 2024: $6.18BQ1 2025: $5.48BQ2 2025: $4.55BQ3 2025: $7.75BQ4 2025: $8.87BQ1 2026: $9.63BQ2 2026: $13.7B
Institutions holding CYTK and their total value by quarter
QuarterHoldersValue
Q2 2026481$13.7B
Q1 2026441$9.63B
Q4 2025431$8.87B
Q3 2025381$7.75B
Q2 2025312$4.55B
Q1 2025356$5.48B
Q4 2024347$6.18B
Q3 2024348$7.20B
Q2 2024344$7.34B
Q1 2024390$8.26B
Q4 2023347$9.54B
Q3 2023251$3.22B
Q2 2023253$3.55B
Q1 2023263$3.83B
Q4 2022278$4.88B
Q3 2022276$5.08B
Q2 2022263$4.16B
Q1 2022240$3.52B
Q4 2021250$4.16B
Q3 2021211$3.22B
Q2 2021191$1.50B
Q1 2021193$1.74B

Institutions, Q2 2023

Shares, value and share of portfolio for each institution holding Cytokinetics Inc; share changes are against Q1 2023.

Institutions holding CYTK in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.15,362,173$501.1M0.01%+736,791+5.0%Added
FMR LLC12,162,968$396.8M0.03%−701,844−5.5%Reduced
Vanguard Group Inc10,270,729$335.0M0.01%+87,397+0.9%Added
Wellington Management Group LLP8,270,799$269.8M0.05%+744,182+9.9%Added
State Street Corp5,091,580$166.1M0.01%+337,680+7.1%Added
American Century Companies Inc2,724,822$88.9M0.07%+46,124+1.7%Added
Polar Capital Holdings Plc2,654,445$86.6M0.59%+42,753+1.6%Added
RTW Investments, LP2,574,198$84.0M1.60%00.0%Unchanged
PFM Health Sciences, LP2,399,545$78.3M3.15%00.0%Unchanged
Pictet Asset Management SA2,252,206$73.5M0.09%−18,185−0.8%Reduced
Boxer Capital, LLC2,100,000$68.5M3.18%00.0%Unchanged
Janus Henderson Group PLC2,095,699$68.4M0.04%+522,055+33.2%Added
Geode Capital Management, LLC1,909,231$62.3M0.01%+174,535+10.1%Added
T. Rowe Price Investment Management, Inc.1,804,316$58.9M0.04%+286,254+18.9%Added
Lord, Abbett & Co. LLC1,690,470$55.1M0.19%−616,799−26.7%Reduced
Logos Global Management LP1,650,000$53.8M7.43%+400,000+32.0%Added
Invesco Ltd.1,503,256$49.0M0.01%+25,775+1.7%Added
Artal Group S.A.1,416,031$46.2M1.48%+49,008+3.6%Added
Bank of New York Mellon Corp1,293,943$42.2M0.01%+10,851+0.8%Added
Franklin Resources Inc1,120,185$36.5M0.02%+35,541+3.3%Added
Goldman Sachs Group Inc1,106,238$36.1M0.01%+31,714+3.0%Added
Northern Trust Corp1,099,333$35.9M0.01%+88,408+8.7%Added
Price T Rowe Associates Inc1,085,313$35.4M0.00%−86,716−7.4%Reduced
Balyasny Asset Management LLC1,071,532$35.0M0.10%+119,528+12.6%Added
Morgan Stanley908,251$29.6M0.00%+96,007+11.8%Added
Citadel Advisors LLC899,989$29.4M0.03%+899,989New
Sofinnova Investments, Inc.843,228$27.5M1.82%+489,432+138.3%Added
Charles Schwab Investment Management Inc771,078$25.2M0.01%+48,397+6.7%Added
Norges Bank751,450$24.5M0.00%+13,291+1.8%Added
Nicholas Investment Partners, LP682,867$22.3M1.52%+71,877+11.8%Added
Integral Health Asset Management, LLC650,000$21.2M2.78%+50,000+8.3%Added
Great Point Partners LLC600,000$19.6M3.92%+100,000+20.0%Added
Eventide Asset Management, LLC556,000$18.1M0.31%00.0%Unchanged
Principal Financial Group Inc555,715$18.1M0.01%−27,189−4.7%Reduced
Candriam Luxembourg S.C.A.538,240$17.6M0.13%00.0%Unchanged
Millennium Management LLC516,465$16.8M0.02%+293,770+131.9%Added
Hood River Capital Management LLC502,527$16.4M0.49%+16,255+3.3%Added
Rock Springs Capital Management LP447,600$14.6M0.35%00.0%Unchanged
BNP PARIBAS ASSET MANAGEMENT Holding S.A.429,219$14.0M0.04%−135,533−24.0%Reduced
Saturn V Capital Management LLC406,225$13.3M7.35%+123,339+43.6%Added
Eagle Asset Management Inc404,162$13.2M0.07%−96,223−19.2%Reduced
JPMorgan Chase & Co375,005$12.2M0.00%+18,935+5.3%Added
Finepoint Capital LP369,093$12.0M4.17%−44,700−10.8%Reduced
Nuveen Asset Management, LLC367,162$12.0M0.00%+22,253+6.5%Added
Ensign Peak Advisors, Inc351,169$11.5M0.02%00.0%Unchanged
Ameriprise Financial Inc345,068$11.3M0.00%−56,086−14.0%Reduced
DAFNA Capital Management LLC332,734$10.9M2.97%+56,239+20.3%Added
UBS Group AG301,504$9.84M0.00%+51,174+20.4%Added
Bank of Montreal244,309$9.32M0.01%−131,510−35.0%Reduced
Two Sigma Advisers, LP278,400$9.08M0.02%−178,600−39.1%Reduced
Rhumbline Advisers271,864$8.87M0.01%+12,766+4.9%Added
Pinnacle Associates Ltd270,361$8.82M0.15%−9,645−3.4%Reduced
Legal & General Group Plc268,536$8.76M0.00%+300.0%Added
Bank of America Corp260,979$8.51M0.00%−942,276−78.3%Reduced
Marshall Wace, LLP255,392$8.33M0.02%−489,915−65.7%Reduced
Man Group plc244,107$7.96M0.02%––
Russell Investments Group, Ltd.238,591$7.78M0.02%+18,866+8.6%Added
Rafferty Asset Management, LLC224,424$7.32M0.04%+33,270+17.4%Added
Ally Bridge Group (NY) LLC223,382$7.29M8.83%00.0%Unchanged
Tekla Capital Management LLC219,025$7.14M0.28%00.0%Unchanged
ExodusPoint Capital Management, LP212,892$6.95M0.08%−57,557−21.3%Reduced
Putnam Investments LLC210,330$6.86M0.01%+10,662+5.3%Added
Deutsche Bank AG201,109$6.56M0.00%−18,367−8.4%Reduced
Rhenman & Partners Asset Management AB200,000$6.52M0.69%−5,000−2.4%Reduced
Swiss National Bank197,700$6.45M0.00%+3,700+1.9%Added
Polar Asset Management Partners Inc.190,400$6.21M0.12%+190,400New
Voya Investment Management LLC183,580$5.99M0.01%+40,471+28.3%Added
Peregrine Capital Management LLC180,728$5.90M0.16%−18,688−9.4%Reduced
Nantahala Capital Management, LLC179,257$5.85M0.71%+149,257+497.5%Added
Citigroup Inc175,503$5.72M0.01%−50,356−22.3%Reduced
Public Sector Pension Investment Board169,764$5.54M0.04%+3,330+2.0%Added
Alliancebernstein L.P.167,923$5.48M0.00%−43,574−20.6%Reduced
Point72 Asset Management, L.P.160,400$5.23M0.02%+160,400New
Jane Street Group, LLC147,386$4.81M0.01%+66,574+82.4%Added
Barclays PLC145,346$4.74M0.00%−195,926−57.4%Reduced
New York State Teachers Retirement System132,665$4.33M0.01%−500−0.4%Reduced
Opaleye Management Inc.130,000$4.24M1.01%−77,500−37.3%Reduced
California Public Employees Retirement System127,401$4.16M0.00%−8,216−6.1%Reduced
Affinity Asset Advisors, LLC125,148$4.08M1.61%−96,315−43.5%Reduced
UBS Asset Management Americas Inc115,546$4.07M0.00%00.0%Unchanged
Credit Suisse AG124,558$4.06M0.00%+22,873+22.5%Added
Connor, Clark & Lunn Investment Management Ltd.122,353$3.99M0.02%−45,229−27.0%Reduced
Prudential Financial Inc119,208$3.89M0.01%+26,188+28.2%Added
Sectoral Asset Management Inc117,083$3.82M0.64%+33,233+39.6%Added
Palo Alto Investors LP111,717$3.64M0.29%00.0%Unchanged
Thornburg Investment Management Inc110,997$3.62M0.06%+20,603+22.8%Added
California State Teachers Retirement System110,889$3.62M0.01%+1,366+1.2%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys108,110$3.53M0.03%+7,912+7.9%Added
Susquehanna International Group, LLP106,057$3.46M0.01%−31,057−22.7%Reduced
Wells Fargo & Company102,664$3.35M0.00%+29,193+39.7%Added
Assenagon Asset Management S.A.101,327$3.31M0.01%+66,709+192.7%Added
Great West Life Assurance Co99,065$3.23M0.01%−4,647−4.5%Reduced
Qube Research & Technologies Ltd95,556$3.12M0.01%−6,942−6.8%Reduced
Thrivent Financial for Lutherans91,493$2.98M0.01%−2,288−2.4%Reduced
Moody Aldrich Partners LLC89,276$2.91M0.57%−270−0.3%Reduced
PDT Partners, LLC87,729$2.86M0.39%−112−0.1%Reduced
Texas Permanent School Fund82,159$2.68M0.02%−3,843−4.5%Reduced
State of Wisconsin Investment Board81,075$2.64M0.01%−1,849−2.2%Reduced
TD Asset Management Inc73,343$2.39M0.00%−600−0.8%Reduced
Weiss Multi-Strategy Advisers LLC69,222$2.26M0.05%+5,340+8.4%Added