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 2024
Institutional positions in Cytokinetics Inc as of Mar 31, 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
- 390
- +44 vs. Q4 2023
- Shares held
- 117.8M
- +3.86M (+3.4%) vs. Q4 2023
- Total value
- $8.26B
- −$1.26B (−13.2%) vs. Q4 2023
- New holders
- 105
- 128 more added
- Sold out
- 61
- 120 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 481 | $13.7B |
| Q1 2026 | 441 | $9.63B |
| Q4 2025 | 431 | $8.87B |
| Q3 2025 | 381 | $7.75B |
| Q2 2025 | 312 | $4.55B |
| Q1 2025 | 356 | $5.48B |
| Q4 2024 | 347 | $6.18B |
| Q3 2024 | 348 | $7.20B |
| Q2 2024 | 344 | $7.34B |
| Q1 2024 | 390 | $8.26B |
| Q4 2023 | 347 | $9.54B |
| Q3 2023 | 251 | $3.22B |
| Q2 2023 | 253 | $3.55B |
| Q1 2023 | 263 | $3.83B |
| Q4 2022 | 278 | $4.88B |
| Q3 2022 | 276 | $5.08B |
| Q2 2022 | 263 | $4.16B |
| Q1 2022 | 240 | $3.52B |
| Q4 2021 | 250 | $4.16B |
| Q3 2021 | 211 | $3.22B |
| Q2 2021 | 191 | $1.50B |
| Q1 2021 | 193 | $1.74B |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Cytokinetics Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 12,414,773 | $870.4M | 0.02% | −3,687,297−22.9% | Reduced |
| FMR LLC | 10,901,143 | $764.3M | 0.05% | −2,106,640−16.2% | Reduced |
| Vanguard Group Inc | 9,997,076 | $700.9M | 0.01% | −1,019,813−9.3% | Reduced |
| T. Rowe Price Investment Management, Inc. | 5,121,589 | $359.1M | 0.22% | +2,892,104+129.7% | Added |
| Bank of America Corp | 4,777,628 | $335.0M | 0.03% | +4,510,857+1,690.9% | Added |
| State Street Corp | 4,520,358 | $316.9M | 0.01% | −1,373,000−23.3% | Reduced |
| Wellington Management Group LLP | 3,981,460 | $279.1M | 0.05% | −2,507,040−38.6% | Reduced |
| Price T Rowe Associates Inc | 2,930,948 | $205.5M | 0.03% | −313,302−9.7% | Reduced |
| Marshall Wace, LLP | 2,556,803 | $179.3M | 0.30% | +1,930,716+308.4% | Added |
| RTW Investments, LP | 2,525,080 | $177.0M | 2.61% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 2,247,165 | $157.6M | 0.01% | +157,040+7.5% | Added |
| Vestal Point Capital, LP | 2,150,000 | $150.7M | 12.47% | +2,100,000+4,200.0% | Added |
| Boxer Capital, LLC | 2,100,000 | $147.2M | 7.27% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 1,770,065 | $124.1M | 0.04% | +1,647,818+1,347.9% | Added |
| PFM Health Sciences, LP | 1,757,192 | $123.2M | 6.13% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 1,753,646 | $123.1M | 0.13% | +381,402+27.8% | Added |
| Polar Capital Holdings Plc | 1,605,576 | $112.6M | 0.68% | +188,522+13.3% | Added |
| Armistice Capital, LLC | 1,525,688 | $107.0M | 2.85% | +1,525,688 | New |
| Invesco Ltd. | 1,317,538 | $92.4M | 0.02% | +74,558+6.0% | Added |
| Northern Trust Corp | 1,111,440 | $77.9M | 0.01% | +55,463+5.3% | Added |
| Pentwater Capital Management LP | 1,080,000 | $75.7M | 1.24% | +1,080,000 | New |
| Melqart Asset Management (UK) Ltd | 983,395 | $68.9M | 5.13% | +983,395 | New |
| Norges Bank | 982,761 | $68.9M | 0.01% | +260,532+36.1% | Added |
| Morgan Stanley | 954,858 | $66.9M | 0.01% | −1,446,724−60.2% | Reduced |
| Bank of New York Mellon Corp | 900,054 | $63.1M | 0.01% | −285,782−24.1% | Reduced |
| Millennium Management LLC | 810,910 | $56.9M | 0.05% | −388,431−32.4% | Reduced |
| Janus Henderson Group PLC | 797,372 | $55.9M | 0.03% | −1,771,033−69.0% | Reduced |
| Charles Schwab Investment Management Inc | 775,556 | $54.4M | 0.01% | −14,413−1.8% | Reduced |
| Barclays PLC | 762,247 | $53.4M | 0.02% | +297,524+64.0% | Added |
| Voloridge Investment Management, LLC | 760,319 | $53.3M | 0.19% | +760,319 | New |
| Brown Advisory Inc | 759,534 | $53.3M | 0.07% | +759,534 | New |
| Westfield Capital Management Co LP | 731,386 | $51.3M | 0.27% | +731,386 | New |
| Hood River Capital Management LLC | 696,647 | $48.8M | 1.09% | +135,666+24.2% | Added |
| Goldman Sachs Group Inc | 691,449 | $48.5M | 0.01% | −123,995−15.2% | Reduced |
| JPMorgan Chase & Co | 688,104 | $48.2M | 0.00% | +403,704+141.9% | Added |
| OrbiMed Advisors LLC | 682,700 | $47.9M | 0.94% | +682,700 | New |
| Balyasny Asset Management LLC | 675,062 | $47.3M | 0.12% | +261,925+63.4% | Added |
| Susquehanna International Group, LLP | 576,477 | $40.4M | 0.06% | −59,025−9.3% | Reduced |
| Franklin Resources Inc | 565,296 | $39.6M | 0.01% | −95,386−14.4% | Reduced |
| Citadel Advisors LLC | 560,902 | $39.3M | 0.04% | +288,309+105.8% | Added |
| Fisher Asset Management, LLC | 538,797 | $37.8M | 0.02% | +2,751+0.5% | Added |
| Laurion Capital Management LP | 519,918 | $36.5M | 1.01% | +519,918 | New |
| Artal Group S.A. | 506,584 | $35.5M | 0.92% | −707,700−58.3% | Reduced |
| Nuveen Asset Management, LLC | 499,601 | $35.0M | 0.01% | +156,000+45.4% | Added |
| Candriam Luxembourg S.C.A. | 493,029 | $34.6M | 0.22% | +225,789+84.5% | Added |
| Readystate Asset Management LP | 465,498 | $32.6M | 1.16% | +409,198+726.8% | Added |
| Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | 461,018 | $32.3M | 4.98% | +116,534+33.8% | Added |
| Integral Health Asset Management, LLC | 450,000 | $31.5M | 3.10% | +250,000+125.0% | Added |
| Principal Financial Group Inc | 431,556 | $30.3M | 0.02% | −89,616−17.2% | Reduced |
| HRT Financial LP | 430,821 | $30.2M | 0.19% | +387,904+903.8% | Added |
| First Turn Management, LLC | 430,349 | $30.2M | 4.51% | −377,095−46.7% | Reduced |
| Ensign Peak Advisors, Inc | 424,259 | $29.7M | 0.05% | −1,604−0.4% | Reduced |
| American Century Companies Inc | 415,854 | $29.2M | 0.02% | −551,146−57.0% | Reduced |
| DAFNA Capital Management LLC | 398,100 | $27.9M | 6.35% | −1,900−0.5% | Reduced |
| HAP Trading, LLC | 395,529 | $27.7M | 8.59% | +395,529 | New |
| Renaissance Technologies LLC | 365,967 | $25.7M | 0.04% | +330,000+917.5% | Added |
| Point72 Asset Management, L.P. | 364,709 | $25.6M | 0.07% | +207,609+132.2% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 354,498 | $24.9M | 0.07% | −112,580−24.1% | Reduced |
| ADAR1 Capital Management, LLC | 319,510 | $22.4M | 6.12% | +227,428+247.0% | Added |
| Jane Street Group, LLC | 307,567 | $21.6M | 0.03% | +218,986+247.2% | Added |
| Rhumbline Advisers | 306,639 | $21.5M | 0.02% | +24,797+8.8% | Added |
| Sarissa Capital Management LP | 300,000 | $21.0M | 3.68% | +300,000 | New |
| Iron Triangle Partners LP | 300,000 | $21.0M | 2.18% | +300,000 | New |
| UBS Group AG | 298,744 | $20.9M | 0.01% | +24,436+8.9% | Added |
| Ameriprise Financial Inc | 294,023 | $20.6M | 0.01% | −43,232−12.8% | Reduced |
| Voya Investment Management LLC | 287,567 | $20.2M | 0.02% | +103,969+56.6% | Added |
| TD Asset Management Inc | 284,520 | $19.9M | 0.02% | +102,480+56.3% | Added |
| Sphera Funds Management Ltd. | 281,671 | $19.7M | 3.20% | +57,851+25.8% | Added |
| Superstring Capital Management LP | 278,915 | $19.6M | 12.93% | +101,312+57.0% | Added |
| Caption Management, LLC | 265,554 | $18.6M | 2.05% | −154,805−36.8% | Reduced |
| Saturn V Capital Management LLC | 263,701 | $18.5M | 7.41% | −184,443−41.2% | Reduced |
| Pinnacle Associates Ltd | 257,167 | $18.0M | 0.28% | −1,191−0.5% | Reduced |
| Eventide Asset Management, LLC | 254,148 | $17.8M | 0.28% | −301,852−54.3% | Reduced |
| Schroder Investment Management Group | 253,487 | $17.8M | 0.02% | +142,340+128.1% | Added |
| Hudson Bay Capital Management LP | 247,566 | $17.4M | 0.15% | +247,566 | New |
| Russell Investments Group, Ltd. | 245,641 | $17.2M | 0.03% | −6,481−2.6% | Reduced |
| Prosight Management, LP | 245,000 | $17.2M | 4.78% | +245,000 | New |
| Standard Life Aberdeen plc | 239,242 | $16.8M | 0.03% | +108,982+83.7% | Added |
| Finepoint Capital LP | 238,046 | $16.7M | 4.28% | −193,647−44.9% | Reduced |
| Segantii Capital Management Ltd | 210,000 | $14.7M | 1.45% | +210,000 | New |
| Eagle Asset Management Inc | 195,449 | $14.3M | 0.07% | −8,098−4.0% | Reduced |
| Great Point Partners LLC | 202,202 | $14.2M | 2.21% | −297,798−59.6% | Reduced |
| Lord, Abbett & Co. LLC | 198,158 | $13.9M | 0.04% | −1,409,654−87.7% | Reduced |
| Rhenman & Partners Asset Management AB | 197,515 | $13.8M | 1.31% | +47,603+31.8% | Added |
| Octagon Capital Advisors LP | 194,000 | $13.6M | 1.65% | +78,000+67.2% | Added |
| Checkpoint Capital L.P. | 190,000 | $13.3M | 8.90% | −40,000−17.4% | Reduced |
| Simplex Trading, LLC | 178,309 | $12.5M | 0.36% | +178,309 | New |
| American International Group, Inc. | 176,072 | $12.3M | 0.04% | +125,172+245.9% | Added |
| Swiss National Bank | 174,200 | $12.2M | 0.01% | +3,900+2.3% | Added |
| BNP Paribas Arbitrage, SA | 171,551 | $12.0M | 0.01% | −27,335−13.7% | Reduced |
| Avidity Partners Management LP | 166,000 | $11.6M | 0.41% | +166,000 | New |
| Citigroup Inc | 164,199 | $11.5M | 0.01% | +5,225+3.3% | Added |
| Verition Fund Management LLC | 162,319 | $11.4M | 0.11% | +162,319 | New |
| Redmile Group, LLC | 161,600 | $11.3M | 0.42% | +161,600 | New |
| Skandinaviska Enskilda Banken AB (publ) | 155,794 | $10.9M | 0.05% | +126,348+429.1% | Added |
| Manufacturers Life Insurance Company, The | 153,569 | $10.8M | 0.01% | +54,159+54.5% | Added |
| Omni Event Management Ltd | 146,838 | $10.3M | 1.92% | +146,838 | New |
| Ikarian Capital, LLC | 145,147 | $10.2M | 2.77% | +115,147+383.8% | Added |
| Legal & General Group Plc | 143,126 | $10.0M | 0.00% | −123,361−46.3% | Reduced |
| Rafferty Asset Management, LLC | 139,477 | $9.78M | 0.04% | −123,798−47.0% | Reduced |