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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 2021

Institutional positions in Cytokinetics Inc as of Jun 30, 2021. 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
191
−2 vs. Q1 2021
Shares held
75.8M
+991.2K (+1.3%) vs. Q1 2021
Total value
$1.50B
−$238.0M (−13.7%) vs. Q1 2021
New holders
20
69 more added
Sold out
22
66 more reduced

Compare with Q1 2021: 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 2021: 191 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 2021: $1.50B
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 2021

Shares, value and share of portfolio for each institution holding Cytokinetics Inc; share changes are against Q1 2021.

Institutions holding CYTK in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.11,654,402$230.6M0.01%−273,042−2.3%Reduced
FMR LLC8,488,682$168.0M0.01%+4,646,979+121.0%Added
Vanguard Group Inc4,725,689$93.5M0.00%−173,485−3.5%Reduced
State Street Corp4,250,786$84.1M0.00%+108,816+2.6%Added
Driehaus Capital Management LLC3,099,657$61.3M0.81%−135,981−4.2%Reduced
Farallon Capital Management, L.L.C.2,876,000$56.9M0.27%+376,000+15.0%Added
Wasatch Advisors Inc2,594,312$51.3M0.21%−15,439−0.6%Reduced
Polar Capital Holdings Plc2,429,100$48.1M0.26%−242,784−9.1%Reduced
Boxer Capital, LLC2,100,000$41.6M1.47%00.0%Unchanged
RTW Investments, LP2,000,000$39.6M0.60%00.0%Unchanged
PFM Health Sciences, LP1,687,012$33.4M1.07%+150,639+9.8%Added
Logos Global Management LP1,400,000$27.7M2.38%+700,000+100.0%Added
Deerfield Management Company, L.P. (Series C)1,238,083$24.5M0.44%−1,322,917−51.7%Reduced
Geode Capital Management, LLC1,210,422$24.0M0.00%+52,294+4.5%Added
Wellington Management Group LLP1,209,322$23.9M0.00%+213,045+21.4%Added
Marshall Wace North America L.P.1,146,502$22.7M0.10%−1,553,621−57.5%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,095,804$21.7M0.08%+189,082+20.9%Added
Morgan Stanley929,960$18.4M0.00%+226,743+32.2%Added
Northern Trust Corp907,580$18.0M0.00%+97,399+12.0%Added
Two Sigma Advisers, LP877,000$17.4M0.05%−98,300−10.1%Reduced
HealthCor Management, L.P.749,310$14.8M0.61%+286,810+62.0%Added
Adage Capital Partners GP, L.L.C.711,407$14.1M0.03%−838,593−54.1%Reduced
Commodore Capital LP704,317$13.9M4.86%+704,317New
Vivo Capital, LLC700,000$13.9M0.60%00.0%Unchanged
Integral Health Asset Management, LLC700,000$13.9M3.81%00.0%Unchanged
Bank of New York Mellon Corp622,586$12.3M0.00%−64,576−9.4%Reduced
Opaleye Management Inc.580,000$11.5M1.91%00.0%Unchanged
Goldman Sachs Group Inc562,503$11.1M0.00%−242,785−30.1%Reduced
Foresite Capital Management IV, LLC545,101$10.8M1.46%−336,800−38.2%Reduced
Principal Financial Group Inc523,081$10.4M0.01%+5,362+1.0%Added
Candriam Luxembourg S.C.A.513,344$10.2M0.07%+137,491+36.6%Added
Charles Schwab Investment Management Inc511,304$10.1M0.00%+37,785+8.0%Added
Artal Group S.A.500,000$9.89M0.23%+500,000New
Sofinnova Investments, Inc.481,323$9.53M0.58%+91,603+23.5%Added
Alliancebernstein L.P.456,474$9.03M0.00%+94,150+26.0%Added
Millennium Management LLC451,882$8.94M0.01%−468,893−50.9%Reduced
Peregrine Capital Management LLC424,175$8.39M0.15%−22,379−5.0%Reduced
Invesco Ltd.421,796$8.35M0.00%+1,284+0.3%Added
Two Sigma Investments, LP410,243$8.12M0.02%−135,972−24.9%Reduced
Pictet Asset Management Ltd407,469$8.06M0.01%−12,384−2.9%Reduced
Pinnacle Associates Ltd329,395$6.52M0.12%+5,096+1.6%Added
Point72 Asset Management, L.P.327,500$6.48M0.03%−47,100−12.6%Reduced
CM Management, LLC325,000$6.43M4.65%00.0%Unchanged
Ameriprise Financial Inc315,022$6.24M0.00%−1,007−0.3%Reduced
Bain Capital Public Equity Management II, LLC267,266$5.29M0.23%+185,900+228.5%Added
Nuveen Asset Management, LLC257,432$5.09M0.00%−38,434−13.0%Reduced
Bank of America Corp245,402$4.86M0.00%+96,649+65.0%Added
Burrage Capital Management LLC244,673$4.84M4.85%00.0%Unchanged
Citigroup Inc241,835$4.79M0.00%+55,089+29.5%Added
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)230,718$4.57M0.05%00.0%Unchanged
South Dakota Investment Council230,670$4.57M0.08%−47,347−17.0%Reduced
Ensign Peak Advisors, Inc202,555$4.01M0.01%+37,010+22.4%Added
Assenagon Asset Management S.A.198,633$3.93M0.02%−32,399−14.0%Reduced
Rhumbline Advisers195,601$3.87M0.01%−7,616−3.7%Reduced
Parametric Portfolio Associates LLC172,383$3.41M0.00%+5,778+3.5%Added
Polar Asset Management Partners Inc.172,100$3.41M0.04%+172,100New
Russell Investments Group, Ltd.169,460$3.35M0.01%+76,723+82.7%Added
Squarepoint Ops LLC167,748$3.32M0.02%+145,974+670.4%Added
Mirador Capital Partners LP158,499$3.14M0.71%+9,415+6.3%Added
Legal & General Group Plc155,860$3.08M0.00%−46,066−22.8%Reduced
Public Sector Pension Investment Board146,592$2.90M0.02%+660+0.5%Added
Marshall Wace, LLP132,497$2.62M0.01%−141,409−51.6%Reduced
New York State Teachers Retirement System125,665$2.49M0.01%+200+0.2%Added
Swiss National Bank124,800$2.47M0.00%−20,700−14.2%Reduced
Rafferty Asset Management, LLC123,981$2.45M0.02%−22,020−15.1%Reduced
Palo Alto Investors LP123,686$2.45M0.13%00.0%Unchanged
Ikarian Capital, LLC120,895$2.39M0.43%−6,105−4.8%Reduced
State of New Jersey Common Pension Fund D103,762$2.05M0.01%00.0%Unchanged
Comerica Bank66,910$2.01M0.01%−4,720−6.6%Reduced
Credit Suisse AG97,567$1.93M0.00%−24,041−19.8%Reduced
Deutsche Bank AG96,063$1.90M0.00%+51,585+116.0%Added
Alps Advisors Inc94,492$1.87M0.02%−34,160−26.6%Reduced
State of Wisconsin Investment Board94,200$1.86M0.00%−10,700−10.2%Reduced
California State Teachers Retirement System93,911$1.86M0.00%−6,152−6.1%Reduced
Citadel Advisors LLC87,074$1.72M0.00%−234,642−72.9%Reduced
Altium Capital Management LP84,262$1.67M0.39%−19,000−18.4%Reduced
Susquehanna International Group, LLP80,527$1.59M0.00%+26,040+47.8%Added
Prudential Financial Inc77,198$1.53M0.00%−3,617−4.5%Reduced
First Trust Advisors LP75,858$1.50M0.00%+26,570+53.9%Added
Employees Retirement System of Texas75,358$1.49M0.02%00.0%Unchanged
Macquarie Group Ltd74,599$1.48M0.00%−160−0.2%Reduced
Renaissance Technologies LLC70,767$1.40M0.00%+70,767New
Affinity Asset Advisors, LLC70,000$1.39M0.66%+30,000+75.0%Added
Ironwood Investment Management LLC68,240$1.35M0.68%−948−1.4%Reduced
Public Employees Retirement System of Ohio66,629$1.32M0.00%00.0%Unchanged
UBS Asset Management Americas Inc62,935$1.25M0.00%−482−0.8%Reduced
New York State Common Retirement Fund60,745$1.20M0.00%+545+0.9%Added
Great West Life Assurance Co60,036$1.19M0.00%−1,031−1.7%Reduced
Thrivent Financial for Lutherans58,646$1.16M0.00%+231+0.4%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys55,053$1.09M0.01%+212+0.4%Added
Texas Permanent School Fund53,461$1.06M0.01%+334+0.6%Added
Barclays PLC53,141$1.05M0.00%−82,746−60.9%Reduced
Gyon Technologies Capital Management, LP50,984$1.01M0.33%+50,984New
Jacobs Levy Equity Management, Inc50,570$1.00M0.01%+50,570New
Group One Trading, L.P.50,455$999.0K0.02%+18,378+57.3%Added
State of Alaska, Department of Revenue49,645$982.0K0.01%+1,675+3.5%Added
Cubist Systematic Strategies, LLC44,619$883.0K0.01%−37,016−45.3%Reduced
American International Group, Inc.44,549$882.0K0.00%−35−0.1%Reduced
Simplex Trading, LLC43,734$865.0K0.03%+30,946+242.0%Added
Wells Fargo & Company43,034$852.0K0.00%−39,024−47.6%Reduced