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 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.
| 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, Q2 2026
Shares, value and share of portfolio for each institution holding Cytokinetics Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Securian Asset Management, Inc | 10,012 | $802.8K | 0.03% | +1,000+11.1% | Added |
| Wealth Enhancement Advisory Services, LLC | 9,535 | $809.2K | 0.00% | +662+7.5% | Added |
| Centiva Capital, LP | 9,643 | $821.5K | 0.03% | +6,643+221.4% | Added |
| Oppenheimer Asset Management Inc. | 9,831 | $837.5K | 0.01% | +9,831 | New |
| New Age Alpha Advisors, LLC | 9,887 | $842.3K | 0.04% | +9,887 | New |
| The PNC Financial Services Group, Inc. | 9,910 | $844.2K | 0.00% | +1,333+15.5% | Added |
| Bamco Inc | 10,000 | $851.9K | 0.00% | −13,000−56.5% | Reduced |
| Hantz Financial Services, Inc. | 10,063 | $857.0K | 0.01% | +3,090+44.3% | Added |
| Tower Research Capital LLC (TRC) | 10,305 | $877.9K | 0.02% | −4,813−31.8% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 10,528 | $896.9K | 0.13% | −3,050−22.5% | Reduced |
| Canada Pension Plan Investment Board | 11,200 | $954.1K | 0.00% | +11,200 | New |
| Gallagher Fiduciary Advisors, LLC | 11,322 | $964.5K | 0.03% | −255−2.2% | Reduced |
| CIBC Bancorp USA Inc. | 11,461 | $976.4K | 0.00% | +1,362+13.5% | Added |
| Brevan Howard Capital Management LP | 11,891 | $1.01M | 0.01% | −37,070−75.7% | Reduced |
| Gabelli Funds LLC | 11,909 | $1.01M | 0.01% | −3,300−21.7% | Reduced |
| Amundi | 12,089 | $1.03M | 0.00% | −4,989−29.2% | Reduced |
| Harvest Management LLC | 12,400 | $1.06M | 0.47% | +1,400+12.7% | Added |
| Ellsworth Advisors, LLC | 12,858 | $1.06M | 0.17% | +128+1.0% | Added |
| M&T Bank Corp | 12,488 | $1.06M | 0.00% | +1,362+12.2% | Added |
| DnB Asset Management AS | 12,676 | $1.08M | 0.00% | −222−1.7% | Reduced |
| Nisa Investment Advisors, LLC | 12,705 | $1.08M | 0.00% | +736+6.1% | Added |
| Encore Global Management, LP | 12,731 | $1.08M | 1.06% | +7,731+154.6% | Added |
| Teacher Retirement System of Texas | 12,959 | $1.10M | 0.00% | −2,079−13.8% | Reduced |
| Cetera Investment Advisers | 13,232 | $1.13M | 0.00% | +4,583+53.0% | Added |
| Allianz Asset Management GmbH | 13,257 | $1.13M | 0.00% | +4,561+52.4% | Added |
| Atria Investments LLC | 13,262 | $1.13M | 0.01% | +282+2.2% | Added |
| State of Alaska, Department of Revenue | 13,303 | $1.13M | 0.01% | +958+7.8% | Added |
| HighTower Advisors, LLC | 13,409 | $1.14M | 0.00% | −3,222−19.4% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 14,100 | $1.20M | 0.02% | −264,329−94.9% | Reduced |
| Ami Asset Management Corp | 14,261 | $1.21M | 0.07% | −555−3.7% | Reduced |
| New York Life Investment Management LLC | 14,731 | $1.25M | 0.01% | −1,328−8.3% | Reduced |
| Kennedy Capital Management, Inc. | 14,785 | $1.26M | 0.02% | +424+3.0% | Added |
| Quadrant Capital Group LLC | 15,533 | $1.32M | 0.04% | +167+1.1% | Added |
| Pacer Advisors, Inc. | 15,810 | $1.35M | 0.00% | −7,247−31.4% | Reduced |
| Vident Advisory, LLC | 15,898 | $1.35M | 0.01% | −1,171−6.9% | Reduced |
| Sectoral Asset Management Inc | 16,330 | $1.39M | 0.97% | +9,030+123.7% | Added |
| Virtus Investment Advisers, Inc. | 16,577 | $1.41M | 0.33% | +12,274+285.2% | Added |
| LPL Financial LLC | 16,666 | $1.42M | 0.00% | +4,294+34.7% | Added |
| Allstate Corp | 16,889 | $1.44M | 0.01% | −4,601−21.4% | Reduced |
| Brinker Capital Investments, LLC | 17,055 | $1.45M | 0.01% | +8,122+90.9% | Added |
| Inceptionr LLC | 17,151 | $1.46M | 0.36% | +1,177+7.4% | Added |
| Man Group plc | 17,393 | $1.48M | 0.00% | +6,930+66.2% | Added |
| J. Goldman & Co LP | 18,002 | $1.53M | 0.05% | +5,995+49.9% | Added |
| Marks Group Wealth Management, Inc | 18,024 | $1.54M | 0.13% | +1,189+7.1% | Added |
| CSM Advisors, LLC | 18,086 | $1.54M | 0.03% | +18,086 | New |
| J. Safra Sarasin Holding AG | 18,211 | $1.55M | 0.02% | +9,577+110.9% | Added |
| STRS Ohio | 18,300 | $1.56M | 0.01% | +5,700+45.2% | Added |
| Cerity Partners LLC | 18,700 | $1.59M | 0.00% | +12,652+209.2% | Added |
| Ethic Inc. | 18,965 | $1.62M | 0.02% | −33−0.2% | Reduced |
| Bellevue Group AG | 19,007 | $1.62M | 0.03% | +10,166+115.0% | Added |
| Victory Capital Management Inc | 19,929 | $1.70M | 0.00% | +651+3.4% | Added |
| Xponance, Inc. | 19,971 | $1.70M | 0.01% | +2,935+17.2% | Added |
| Quadrature Capital Ltd | 20,162 | $1.72M | 0.01% | +20,162 | New |
| Dana Investment Advisors, Inc. | 20,734 | $1.77M | 0.05% | +4,973+31.6% | Added |
| China Universal Asset Management Co., Ltd. | 21,577 | $1.84M | 0.11% | −279−1.3% | Reduced |
| Tema ETFs LLC | 22,413 | $1.91M | 0.06% | +14,251+174.6% | Added |
| Great Lakes Advisors, LLC | 23,002 | $1.96M | 0.01% | −1,979−7.9% | Reduced |
| RE Advisers Corp | 23,200 | $1.98M | 0.05% | +23,200 | New |
| Phocas Financial Corp. | 24,634 | $2.10M | 0.29% | +24,634 | New |
| Landscape Capital Management, L.L.C. | 24,734 | $2.11M | 0.14% | +24,734 | New |
| Toroso Investments, LLC | 24,921 | $2.12M | 0.01% | +4,938+24.7% | Added |
| Moore Capital Management, LP | 25,000 | $2.13M | 0.05% | 00.0% | Unchanged |
| Profund Advisors LLC | 25,572 | $2.18M | 0.06% | −10,141−28.4% | Reduced |
| KLP Kapitalforvaltning AS | 25,600 | $2.18M | 0.01% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 26,593 | $2.19M | 0.00% | +17,402+189.3% | Added |
| OrbiMed Advisors LLC | 25,800 | $2.20M | 0.04% | +25,800 | New |
| Legato Capital Management LLC | 26,239 | $2.24M | 0.19% | +14,905+131.5% | Added |
| JustInvest LLC | 26,340 | $2.24M | 0.02% | +2,505+10.5% | Added |
| ProShare Advisors LLC | 27,121 | $2.31M | 0.00% | −656−2.4% | Reduced |
| New Mexico Educational Retirement Board | 27,400 | $2.33M | 0.06% | +3,900+16.6% | Added |
| Massar Capital Management, LP | 27,698 | $2.36M | 0.81% | +27,698 | New |
| Oregon Public Employees Retirement Fund | 28,015 | $2.39M | 0.03% | +2,900+11.5% | Added |
| Moody Aldrich Partners LLC | 28,963 | $2.47M | 0.44% | −7,982−21.6% | Reduced |
| Vanguard Investments Australia, Ltd. | 29,753 | $2.53M | 0.01% | +790+2.7% | Added |
| Hudson Bay Capital Management LP | 30,000 | $2.56M | 0.01% | −9,470−24.0% | Reduced |
| Birchview Capital, LP | 30,000 | $2.56M | 1.20% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 30,150 | $2.57M | 0.00% | +2,603+9.4% | Added |
| Fifth Third Bancorp | 30,303 | $2.58M | 0.00% | +1,575+5.5% | Added |
| Northwestern Mutual Investment Management Company, LLC | 30,541 | $2.60M | 0.03% | +3,150+11.5% | Added |
| Arizona State Retirement System | 30,586 | $2.61M | 0.01% | −1,318−4.1% | Reduced |
| Thornburg Investment Management Inc | 31,133 | $2.65M | 0.03% | −52,057−62.6% | Reduced |
| Guggenheim Capital LLC | 31,658 | $2.70M | 0.02% | −3,481−9.9% | Reduced |
| State of Michigan Retirement System | 31,800 | $2.71M | 0.01% | +2,400+8.2% | Added |
| Palo Alto Investors LP | 32,195 | $2.74M | 0.38% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 32,504 | $2.77M | 0.01% | +1,870+6.1% | Added |
| Oak Ridge Investments LLC | 32,518 | $2.77M | 0.16% | +16,616+104.5% | Added |
| Ishara Investments LP | 32,800 | $2.79M | 2.09% | +32,800 | New |
| Nomura Holdings Inc | 34,000 | $2.90M | 0.01% | +29,870+723.2% | Added |
| SG Americas Securities, LLC | 34,624 | $2.95M | 0.00% | +10,083+41.1% | Added |
| LMR Partners LLP | 34,653 | $2.95M | 0.02% | +30,353+705.9% | Added |
| State Board of Administration of Florida Retirement System | 34,702 | $2.96M | 0.00% | +6,216+21.8% | Added |
| State of New Jersey Common Pension Fund D | 35,841 | $3.05M | 0.01% | −3,855−9.7% | Reduced |
| Royal Bank of Canada | 36,475 | $3.11M | 0.00% | +18,783+106.2% | Added |
| Dark Forest Capital Management LP | 36,708 | $3.13M | 0.20% | +19,794+117.0% | Added |
| Ameritas Investment Partners, Inc. | 36,992 | $3.15M | 0.08% | +4,708+14.6% | Added |
| Yousif Capital Management, LLC | 38,651 | $3.29M | 0.04% | +1,732+4.7% | Added |
| Police & Firemen's Retirement System of New Jersey | 39,014 | $3.32M | 0.02% | +6,238+19.0% | Added |
| Louisiana State Employees Retirement System | 39,700 | $3.38M | 0.05% | +4,200+11.8% | Added |
| Granahan Investment Management Inc | 40,247 | $3.43M | 0.12% | −32,217−44.5% | Reduced |
| Rafferty Asset Management, LLC | 43,297 | $3.69M | 0.01% | −29,310−40.4% | Reduced |