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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 19 sales; 481 institutions reported holding it in 13F filings for Q2 2026, worth $13.7B in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Cytokinetics Inc as of Jun 30, 2026. 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
481
+46 vs. Q1 2026
Shares held
160.4M
+14.6M (+10.0%) vs. Q1 2026
Total value
$13.7B
+$4.05B (+42.2%) vs. Q1 2026
New holders
93
236 more added
Sold out
47
102 more reduced

6 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 481 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 2026: $13.7B
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 2026

Shares, value and share of portfolio for each institution holding Cytokinetics Inc; share changes are against Q1 2026.

Institutions holding CYTK in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
V-Square Quantitative Management LLC267$22.7K0.00%+267New
AdvisorNet Financial, Inc260$22.1K0.00%−2−0.8%Reduced
Parkside Financial Bank & Trust258$22.0K0.00%00.0%Unchanged
SMA Capital LLC244$20.8K0.01%+145+146.5%Added
NBC Securities, Inc.231$19.7K0.00%00.0%Unchanged
Basecamp Wealth Advisors LLC222$18.9K0.00%+43+24.0%Added
Rothschild Investment LLC215$18.3K0.00%+10+4.9%Added
Danske Bank A/S200$17.0K0.00%00.0%Unchanged
Key Financial Inc200$17.0K0.00%00.0%Unchanged
Silver Grove Financial Group, Inc.180$15.3K0.01%+180New
Sankala Group LLC201$15.3K0.01%00.0%Unchanged
Capital Advisors, Ltd. LLC164$14.0K0.00%00.0%Unchanged
National Bank of Canada159$13.5K0.00%−89−35.9%Reduced
Smithfield Trust Co155$13.0K0.00%00.0%Unchanged
Sherman Asset Management, Inc.142$12.1K0.01%00.0%Unchanged
IFP Advisors, Inc129$11.0K0.00%−377−74.5%Reduced
Hoey Investments, Inc129$11.0K0.00%+129New
First Horizon Corp127$10.8K0.00%00.0%Unchanged
Private Wealth Management Group, LLC119$10.1K0.00%00.0%Unchanged
GWM Advisors LLC119$10.1K0.00%00.0%Unchanged
High Note Wealth, LLC118$10.1K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co107$9.12K0.00%+28+35.4%Added
Zions Bancorporation, National Association107$9.12K0.00%+11+11.5%Added
Clearstead Advisors, LLC105$8.95K0.00%+5+5.0%Added
Farmers & Merchants Investments Inc91$7.75K0.00%00.0%Unchanged
Versant Capital Management, Inc86$7.33K0.00%−42−32.8%Reduced
ZRC Wealth Management, LLC74$6.30K0.00%+74New
MV Capital Management, Inc.71$6.05K0.00%+1+1.4%Added
Dynamic Wealth Strategies, LLC68$5.79K0.00%00.0%Unchanged
Bell Investment Advisors, Inc55$4.69K0.00%+19+52.8%Added
UMA Financial Services, Inc.49$4.17K0.00%−4−7.5%Reduced
Cornerstone Financial Management LLC47$4.00K0.00%00.0%Unchanged
Meeder Asset Management Inc46$3.92K0.00%−96−67.6%Reduced
Bare Financial Services, Inc46$3.92K0.00%+14+43.8%Added
CVA Family Office, LLC43$3.66K0.00%+24+126.3%Added
Keating Financial Advisory Services, Inc.42$3.58K0.00%+21+100.0%Added
Fortitude Family Office, LLC41$3.49K0.00%+23+127.8%Added
Avion Wealth36$3.00K0.00%+6+20.0%Added
Johnson Financial Group, Inc.35$2.98K0.00%00.0%Unchanged
Hughes Financial Services, LLC34$2.90K0.00%+9+36.0%Added
Action Point Financial Planning, LLC32$2.56K0.00%+32New
Harbour Investments, Inc.24$2.04K0.00%+12+100.0%Added
Bogart Wealth, LLC22$1.87K0.00%+6+37.5%Added
Arlington Trust Co LLC21$1.79K0.00%00.0%Unchanged
SHP Wealth Management20$1.70K0.00%+9+81.8%Added
North Star Investment Management Corp.20$1.70K0.00%+20New
True Wealth Design, LLC17$1.45K0.00%−1−5.6%Reduced
JNBA Financial Advisors17$1.45K0.00%+17New
NBT Bank N A17$1.45K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC16$1.36K0.00%+4+33.3%Added
Activest Wealth Management15$1.28K0.00%−5−25.0%Reduced
South State Corp.15$1.28K0.00%00.0%Unchanged
Dunhill Financial, LLC12$1.05K0.00%00.0%Unchanged
SBI Securities Co., Ltd.11$9370.00%−105−90.5%Reduced
Financial Management Professionals, Inc.11$9370.00%00.0%Unchanged
LRI Investments, LLC11$9370.00%+3+37.5%Added
Trust Co10$8520.00%00.0%Unchanged
Eastern Bank10$8520.00%+10New
Prestige Wealth Management Group LLC9$7670.00%00.0%Unchanged
Creative Capital Management Investments LLC9$7670.00%+9New
Signature Equity Partners, LLC9$7670.00%+9New
Quaker Wealth Management, LLC8$6820.00%00.0%Unchanged
Transamerica Financial Advisors, Inc.8$6810.00%−1−11.1%Reduced
Cornerstone Planning Group LLC8$6580.00%+8New
SJS Investment Consulting Inc.7$5970.00%+5+250.0%Added
HFM Investment Advisors, LLC6$5120.00%+5+500.0%Added
Rossby Financial, LCC5$4260.00%+5New
DiNuzzo Private Wealth, Inc.4$3410.00%+3+300.0%Added
Rialto Wealth Management, LLC3$2560.00%+2+200.0%Added
Buck Wealth Strategies, LLC2$1700.00%+2New
Medallion Wealth Advisors, LLC2$1700.00%+2New
DecisionPoint Financial, LLC1$860.00%+1New
American Capital Advisory, LLC1$860.00%+1New
Stone House Investment Management, LLC1$850.00%00.0%Unchanged
Principia Wealth Advisory, LLC1$850.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC1$850.00%00.0%Unchanged
Plante Moran Financial Advisors, LLC1$850.00%+1New
IMG Wealth Management, Inc.1$850.00%+1New
Evolution Advisers, Inc.1$00.00%+1New
Navigoe, LLC1$00.00%+1New
ABS Investment Management LLC85––+85New
Paradigm Biocapital Advisors LP0$00.00%−1,480,857−100.0%Sold out
Logos Global Management LP0$00.00%−875,000−100.0%Sold out
MPM Oncology Impact Management LP0$00.00%−500,000−100.0%Sold out
Group One Trading, L.P.0$00.00%−363,997−100.0%Sold out
Vestal Point Capital, LP0$00.00%−300,000−100.0%Sold out
Ikarian Capital, LLC0$00.00%−283,572−100.0%Sold out
Caption Management, LLC0$00.00%−245,000−100.0%Sold out
Catalio Capital Management, LP0$00.00%−215,501−100.0%Sold out
Monashee Investment Management LLC0$00.00%−100,000−100.0%Sold out
Sofinnova Investments, Inc.0$00.00%−91,791−100.0%Sold out
Silverarc Capital Management, LLC0$00.00%−71,203−100.0%Sold out
Tyro Capital Management LLC0$00.00%−64,666−100.0%Sold out
Aigen Investment Management, LP0$00.00%−31,216−100.0%Sold out
Knott David M Jr0$00.00%−23,644−100.0%Sold out
Edgestream Partners, L.P.0$00.00%−23,491−100.0%Sold out
Daiwa Securities Group Inc.0$00.00%−22,200−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−21,813−100.0%Sold out
Sanders Morris Harris LLC0$00.00%−21,505−100.0%Sold out
Atom Investors LP0$00.00%−20,350−100.0%Sold out