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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, Q3 2024

Institutional positions in Cytokinetics Inc as of Sep 30, 2024. 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
348
+6 vs. Q2 2024
Shares held
136.3M
+15.6M (+12.9%) vs. Q2 2024
Total value
$7.20B
+$667.5M (+10.2%) vs. Q2 2024
New holders
47
146 more added
Sold out
41
95 more reduced

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 348 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 heldQ3 2024: $7.20B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Cytokinetics Inc; share changes are against Q2 2024.

Institutions holding CYTK in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.15,252,839$805.3M0.02%+15,252,839New
FMR LLC12,094,254$638.6M0.04%+571,126+5.0%Added
Vanguard Group Inc11,761,605$621.0M0.01%+323,909+2.8%Added
T. Rowe Price Investment Management, Inc.9,689,987$511.6M0.31%+1,551,310+19.1%Added
Wellington Management Group LLP7,774,970$410.5M0.07%+265,440+3.5%Added
State Street Corp6,458,324$341.0M0.01%−90,212−1.4%Reduced
Bank of America Corp4,829,423$255.0M0.02%+448,654+10.2%Added
Price T Rowe Associates Inc3,164,945$167.1M0.02%+806,602+34.2%Added
Geode Capital Management, LLC2,848,584$150.4M0.01%+109,938+4.0%Added
RTW Investments, LP2,721,158$143.7M2.08%00.0%Unchanged
Polar Capital Holdings Plc2,337,847$123.4M0.73%−116,818−4.8%Reduced
Boxer Capital, LLC2,100,000$110.9M5.44%00.0%Unchanged
Pictet Asset Management Holding SA2,088,567$110.2M0.12%+320,405+18.1%Added
Armistice Capital, LLC1,896,575$100.1M2.62%−169,416−8.2%Reduced
Marshall Wace, LLP1,873,701$98.9M0.13%+195,542+11.7%Added
PFM Health Sciences, LP1,757,192$92.8M5.32%00.0%Unchanged
Alliancebernstein L.P.1,661,014$87.7M0.03%−218,147−11.6%Reduced
Vestal Point Capital, LP1,500,000$79.2M6.25%−575,000−27.7%Reduced
Northern Trust Corp1,329,654$70.2M0.01%+46,761+3.6%Added
Charles Schwab Investment Management Inc1,321,391$69.8M0.01%+395,709+42.7%Added
JPMorgan Chase & Co1,234,917$65.2M0.01%+122,974+11.1%Added
Westfield Capital Management Co LP1,212,886$64.0M0.29%+339,373+38.9%Added
Melqart Asset Management (UK) Ltd1,212,258$64.0M6.29%−463,527−27.7%Reduced
Goldman Sachs Group Inc1,184,789$62.6M0.01%+46,635+4.1%Added
Morgan Stanley1,168,372$61.7M0.00%+62,698+5.7%Added
Brown Advisory Inc1,165,991$61.6M0.08%+403,442+52.9%Added
Janus Henderson Group PLC1,143,830$60.4M0.03%+167,501+17.2%Added
Sarissa Capital Management LP1,110,000$58.6M14.57%00.0%Unchanged
Pentwater Capital Management LP1,100,000$58.1M1.06%−19,000−1.7%Reduced
Norges Bank992,637$52.4M0.01%+192,973+24.1%Added
Hood River Capital Management LLC990,796$52.3M0.84%+253,159+34.3%Added
RP Management, LLC980,392$51.8M22.73%00.0%Unchanged
Citadel Advisors LLC937,191$49.5M0.05%+78,218+9.1%Added
ADAR1 Capital Management, LLC911,182$48.1M8.06%+57,320+6.7%Added
Bank of New York Mellon Corp907,295$47.9M0.01%−161,301−15.1%Reduced
OrbiMed Advisors LLC766,906$40.5M0.74%−46,000−5.7%Reduced
Integral Health Asset Management, LLC750,000$39.6M4.66%−250,000−25.0%Reduced
Deep Track Capital, LP629,906$33.3M1.06%+497,411+375.4%Added
TD Asset Management Inc561,018$29.4M0.03%+200,420+55.6%Added
Franklin Resources Inc536,447$29.2M0.01%+132,886+32.9%Added
Fisher Asset Management, LLC542,284$28.6M0.01%+7,764+1.5%Added
Ameriprise Financial Inc542,135$28.6M0.01%+198,001+57.5%Added
Siren, L.L.C.525,971$27.8M1.39%+525,971New
Invesco Ltd.503,091$26.6M0.01%+7,693+1.6%Added
Checkpoint Capital L.P.466,813$24.6M12.23%+276,813+145.7%Added
Point72 Asset Management, L.P.464,010$24.5M0.09%+89,162+23.8%Added
Ensign Peak Advisors, Inc461,836$24.4M0.04%−1,595−0.3%Reduced
Pinnacle Associates Ltd258,358$21.6M0.37%+4,494+1.8%Added
Logos Global Management LP400,000$21.1M2.37%+400,000New
DAFNA Capital Management LLC398,100$21.0M4.97%00.0%Unchanged
Nuveen Asset Management, LLC383,176$20.2M0.01%+28,035+7.9%Added
Rhumbline Advisers378,676$20.0M0.02%−581−0.2%Reduced
Barclays PLC376,996$19.9M0.01%+94,618+33.5%Added
Standard Life Aberdeen plc348,056$18.4M0.03%−21,181−5.7%Reduced
Massachusetts Financial Services Co344,448$18.2M0.01%+68,381+24.8%Added
Saturn V Capital Management LLC331,283$17.5M6.25%+59,247+21.8%Added
American Century Companies Inc328,957$17.4M0.01%−2,487−0.8%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.328,072$17.3M0.04%−55,970−14.6%Reduced
Great Point Partners LLC316,000$16.7M5.03%−158,202−33.4%Reduced
UBS Group AG313,559$16.6M0.00%+13,955+4.7%Added
Man Group plc302,213$16.0M0.05%+227,074+302.2%Added
Thornburg Investment Management Inc283,482$15.0M0.19%+30,671+12.1%Added
Principal Financial Group Inc273,082$14.4M0.01%−120,497−30.6%Reduced
UBS Asset Management Americas Inc266,756$14.1M0.00%+14,814+5.9%Added
Kingdon Capital Management, L.L.C.266,700$14.1M2.07%00.0%Unchanged
Two Sigma Investments, LP258,917$13.7M0.03%+200,317+341.8%Added
Finepoint Capital LP256,449$13.5M1.65%00.0%Unchanged
Eventide Asset Management, LLC254,148$13.4M0.23%00.0%Unchanged
Renaissance Technologies LLC244,367$12.9M0.02%−226,600−48.1%Reduced
Comerica Bank237,022$12.5M0.05%+70,842+42.6%Added
Sphera Funds Management Ltd.225,021$11.9M1.94%−159,903−41.5%Reduced
First Turn Management, LLC223,147$11.8M1.87%−70,171−23.9%Reduced
Rafferty Asset Management, LLC216,826$11.4M0.04%−48,243−18.2%Reduced
Superstring Capital Management LP215,798$11.4M10.19%+28,165+15.0%Added
Swiss National Bank215,500$11.4M0.01%+20,000+10.2%Added
Manufacturers Life Insurance Company, The214,832$11.3M0.01%+41,057+23.6%Added
Two Sigma Advisers, LP214,700$11.3M0.03%+214,700New
Clearline Capital LP207,695$11.0M0.97%00.0%Unchanged
Rock Springs Capital Management LP206,108$10.9M0.35%+206,108New
Davidson Kempner Capital Management LP203,042$10.7M0.23%+76,604+60.6%Added
Susquehanna International Group, LLP201,489$10.6M0.02%+44,450+28.3%Added
Corebridge Financial, Inc.199,375$10.5M0.06%−4,870−2.4%Reduced
Prosight Management, LP192,700$10.2M2.58%−37,300−16.2%Reduced
Citigroup Inc189,845$10.0M0.01%+58,491+44.5%Added
California Public Employees Retirement System183,736$9.70M0.01%+3,999+2.2%Added
Rhenman & Partners Asset Management AB180,500$9.53M0.77%−17,015−8.6%Reduced
Candriam Luxembourg S.C.A.179,200$9.46M0.05%00.0%Unchanged
LMR Partners LLP174,775$9.23M0.20%+174,775New
Ikarian Capital, LLC170,147$8.98M2.79%00.0%Unchanged
Legal & General Group Plc169,977$8.97M0.00%+10,459+6.6%Added
Skandinaviska Enskilda Banken AB (publ)155,794$8.22M0.04%00.0%Unchanged
Russell Investments Group, Ltd.155,680$8.22M0.01%−2,562−1.6%Reduced
Readystate Asset Management LP153,864$8.12M0.42%−240,311−61.0%Reduced
Nomura Holdings Inc146,966$7.76M0.06%+25,012+20.5%Added
Retirement Systems of Alabama142,930$7.55M0.03%+1,414+1.0%Added
Peregrine Capital Management LLC140,911$7.44M0.22%+310+0.2%Added
Schroder Investment Management Group135,725$7.17M0.01%−117,762−46.5%Reduced
Deutsche Bank AG134,927$7.12M0.00%+15,263+12.8%Added
Woodline Partners LP129,035$6.81M0.06%−69,146−34.9%Reduced
Impax Asset Management Group plc125,000$6.60M0.03%00.0%Unchanged