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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, Q1 2023

Institutional positions in Cytokinetics Inc as of Mar 31, 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
263
−12 vs. Q4 2022
Shares held
108.8M
+2.70M (+2.5%) vs. Q4 2022
Total value
$3.83B
−$1.04B (−21.3%) vs. Q4 2022
New holders
36
83 more added
Sold out
48
96 more reduced

3 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 263 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 heldQ1 2023: $3.83B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Cytokinetics Inc; share changes are against Q4 2022.

Institutions holding CYTK in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.14,625,382$514.7M0.02%−341,935−2.3%Reduced
FMR LLC12,864,812$452.7M0.04%−495,146−3.7%Reduced
Vanguard Group Inc10,183,332$358.4M0.01%+110,238+1.1%Added
Wellington Management Group LLP7,526,617$264.9M0.05%+983,893+15.0%Added
State Street Corp4,753,900$167.3M0.01%−291,014−5.8%Reduced
American Century Companies Inc2,678,698$94.2M0.07%+1,496,881+126.7%Added
Polar Capital Holdings Plc2,611,692$91.9M0.67%−113,085−4.2%Reduced
RTW Investments, LP2,574,198$90.6M1.89%00.0%Unchanged
PFM Health Sciences, LP2,399,545$84.4M3.89%00.0%Unchanged
Lord, Abbett & Co. LLC2,307,269$81.2M0.29%−617,042−21.1%Reduced
Pictet Asset Management SA2,270,391$79.9M0.10%+5,079+0.2%Added
Boxer Capital, LLC2,100,000$73.9M3.63%00.0%Unchanged
Geode Capital Management, LLC1,734,696$61.0M0.01%+76,846+4.6%Added
Janus Henderson Group PLC1,573,644$55.4M0.04%+1,399,714+804.8%Added
T. Rowe Price Investment Management, Inc.1,518,062$53.4M0.04%+1,054,416+227.4%Added
Invesco Ltd.1,477,481$52.0M0.01%+26,728+1.8%Added
Artal Group S.A.1,367,023$48.1M2.86%+367,023+36.7%Added
Bank of New York Mellon Corp1,283,092$45.2M0.01%−40,364−3.0%Reduced
Logos Global Management LP1,250,000$44.0M6.30%−250,000−16.7%Reduced
Bank of America Corp1,203,255$42.3M0.00%+854,101+244.6%Added
Price T Rowe Associates Inc1,172,029$41.2M0.01%+64,168+5.8%Added
Franklin Resources Inc1,084,644$38.2M0.02%−21,396−1.9%Reduced
Goldman Sachs Group Inc1,074,524$37.8M0.01%+164,273+18.0%Added
Northern Trust Corp1,010,925$35.6M0.01%+1280.0%Added
Balyasny Asset Management LLC952,004$33.5M0.11%+70,596+8.0%Added
Farallon Capital Management, L.L.C.938,072$33.0M0.20%−763,666−44.9%Reduced
Morgan Stanley812,244$28.6M0.00%−453,618−35.8%Reduced
Marshall Wace, LLP745,307$26.2M0.06%−266,155−26.3%Reduced
Norges Bank738,159$26.0M0.01%−101,197−12.1%Reduced
Charles Schwab Investment Management Inc722,681$25.4M0.01%−3,401−0.5%Reduced
Nicholas Investment Partners, LP610,990$21.5M1.63%+59,862+10.9%Added
Integral Health Asset Management, LLC600,000$21.1M4.39%+200,000+50.0%Added
Principal Financial Group Inc582,904$20.5M0.01%−82,480−12.4%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.564,752$19.9M0.07%−34,790−5.8%Reduced
Eventide Asset Management, LLC556,000$19.6M0.36%00.0%Unchanged
Eagle Asset Management Inc500,385$17.6M0.10%−47,692−8.7%Reduced
Great Point Partners LLC500,000$17.6M3.48%+500,000New
Candriam Luxembourg S.C.A.538,240$17.4M0.12%+35,000+7.0%Added
Hood River Capital Management LLC486,272$17.1M0.55%+10,799+2.3%Added
Two Sigma Advisers, LP457,000$16.1M0.04%+2,000+0.4%Added
Rock Springs Capital Management LP447,600$15.8M0.38%+4,600+1.0%Added
Finepoint Capital LP413,793$14.6M5.56%+11,000+2.7%Added
Ameriprise Financial Inc401,154$14.1M0.00%−16,238−3.9%Reduced
Bank of Montreal375,819$13.5M0.01%+365,962+3,712.7%Added
Driehaus Capital Management LLC365,348$12.9M0.18%−1,009−0.3%Reduced
JPMorgan Chase & Co356,070$12.5M0.00%+44,872+14.4%Added
Sofinnova Investments, Inc.353,796$12.5M0.84%−155,134−30.5%Reduced
Ensign Peak Advisors, Inc351,169$12.4M0.03%+8,400+2.5%Added
Nuveen Asset Management, LLC344,909$12.1M0.00%−14,697−4.1%Reduced
Barclays PLC341,272$12.0M0.01%−55,915−14.1%Reduced
Cormorant Asset Management, LP296,000$10.4M0.69%00.0%Unchanged
Saturn V Capital Management LLC282,886$9.95M7.44%+85,904+43.6%Added
Pinnacle Associates Ltd280,006$9.85M0.20%−4,739−1.7%Reduced
DAFNA Capital Management LLC276,495$9.73M2.92%+92,500+50.3%Added
ExodusPoint Capital Management, LP270,449$9.52M0.11%+109,116+67.6%Added
Legal & General Group Plc268,506$9.45M0.00%+1,907+0.7%Added
Rhumbline Advisers259,098$9.12M0.01%+11,640+4.7%Added
Avidity Partners Management LP252,000$8.87M0.29%−168,700−40.1%Reduced
UBS Group AG250,330$8.81M0.00%−84,887−25.3%Reduced
Emerald Advisers, LLC237,617$8.36M0.40%−234,693−49.7%Reduced
Citigroup Inc225,859$7.95M0.01%+69,332+44.3%Added
Ally Bridge Group (NY) LLC223,382$7.86M10.30%+223,382New
Millennium Management LLC222,695$7.84M0.01%+34,726+18.5%Added
Affinity Asset Advisors, LLC221,463$7.79M2.99%+133,862+152.8%Added
Russell Investments Group, Ltd.219,725$7.73M0.02%−12,906−5.5%Reduced
Deutsche Bank AG219,476$7.72M0.00%+25,476+13.1%Added
Tekla Capital Management LLC219,025$7.71M0.29%+143,886+191.5%Added
Two Sigma Investments, LP215,083$7.57M0.02%+39,622+22.6%Added
Alliancebernstein L.P.211,497$7.44M0.00%−13,932−6.2%Reduced
Opaleye Management Inc.207,500$7.30M2.19%−42,500−17.0%Reduced
Allspring Global Investments Holdings, LLC199,917$7.04M0.01%+6,157+3.2%Added
Putnam Investments LLC199,668$7.03M0.01%−129−0.1%Reduced
Peregrine Capital Management LLC199,416$7.02M0.20%+39,273+24.5%Added
Rhenman & Partners Asset Management AB205,000$7.01M0.77%−11,322−5.2%Reduced
Swiss National Bank194,000$6.83M0.00%−22,000−10.2%Reduced
Emerald Mutual Fund Advisers Trust192,097$6.76M0.40%−178,902−48.2%Reduced
Rafferty Asset Management, LLC191,154$6.73M0.05%−34,223−15.2%Reduced
Connor, Clark & Lunn Investment Management Ltd.167,582$5.90M0.03%+5,726+3.5%Added
Public Sector Pension Investment Board166,434$5.86M0.04%−5,727−3.3%Reduced
Federated Hermes, Inc.164,500$5.79M0.01%00.0%Unchanged
Voya Investment Management LLC143,109$5.04M0.01%−52,920−27.0%Reduced
Susquehanna International Group, LLP137,114$4.83M0.01%+104,204+316.6%Added
California Public Employees Retirement System135,617$4.77M0.00%−30,064−18.1%Reduced
New York State Teachers Retirement System133,165$4.69M0.01%+1,800+1.4%Added
UBS Asset Management Americas Inc115,546$4.07M0.00%+18,254+18.8%Added
Man Group plc–$3.97M0.01%–New
Palo Alto Investors LP111,717$3.93M0.33%00.0%Unchanged
California State Teachers Retirement System109,523$3.85M0.01%−1,091−1.0%Reduced
Prudential Financial Inc93,020$3.81M0.01%−3,187−3.3%Reduced
J. Goldman & Co LP105,589$3.72M0.22%+105,589New
Mirabella Financial Services LLP37,459$3.66M0.78%−31,583−45.7%Reduced
Great West Life Assurance Co103,712$3.65M0.01%−6,133−5.6%Reduced
Qube Research & Technologies Ltd102,498$3.61M0.02%+102,498New
Credit Suisse AG101,685$3.58M0.00%+3,373+3.4%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys100,198$3.53M0.03%−1,078−1.1%Reduced
Thrivent Financial for Lutherans93,781$3.30M0.01%−3,287−3.4%Reduced
SEI Investments Co93,383$3.29M0.01%+62,758+204.9%Added
Thornburg Investment Management Inc90,394$3.18M0.05%−1,087−1.2%Reduced
Moody Aldrich Partners LLC89,546$3.15M0.64%−3,287−3.5%Reduced
PDT Partners, LLC87,841$3.09M0.42%+44,294+101.7%Added