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 |
|---|---|---|---|---|---|
| Parallel Advisors, LLC | 1,256 | $107.0K | 0.00% | +337+36.7% | Added |
| Lazard Asset Management LLC | 1,369 | $116.6K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 1,814 | $154.5K | 0.00% | +8+0.4% | Added |
| Umb Bank N A | 1,930 | $164.4K | 0.00% | +10+0.5% | Added |
| Bessemer Group Inc | 1,973 | $168.0K | 0.00% | −995−33.5% | Reduced |
| FNY Investment Advisers, LLC | 2,000 | $170.0K | 0.06% | −7,030−77.9% | Reduced |
| Bayforest Capital Ltd | 2,143 | $182.6K | 0.17% | +1,050+96.1% | Added |
| R Squared Ltd | 2,350 | $200.2K | 0.11% | +2,350 | New |
| Eurizon Capital SGR S.p.A. | 2,337 | $204.1K | 0.00% | +133+6.0% | Added |
| Sterling Capital Management LLC | 2,429 | $206.9K | 0.00% | −1,211−33.3% | Reduced |
| GAMMA Investing LLC | 2,487 | $211.9K | 0.01% | +266+12.0% | Added |
| Cambridge Investment Research Advisors, Inc. | 2,490 | $212.0K | 0.00% | +2,490 | New |
| Resources Investment Advisors, LLC. | 2,497 | $212.7K | 0.00% | +2,497 | New |
| Panoramic Capital, LLC | 2,500 | $213.0K | 0.09% | +2,500 | New |
| Ritholtz Wealth Management | 2,549 | $217.1K | 0.00% | +2,549 | New |
| Evolve Private Wealth, LLC | 2,593 | $220.9K | 0.01% | +2,593 | New |
| GF Fund Management Co. Ltd. | 2,608 | $222.2K | 0.00% | −138−5.0% | Reduced |
| Squarepoint Ops LLC | 2,655 | $226.2K | 0.00% | +2,655 | New |
| Syon Capital LLC | 2,675 | $227.9K | 0.01% | +2,675 | New |
| Sigma Planning Corp | 2,724 | $232.0K | 0.01% | +2,724 | New |
| OpenArc Corporate Advisory, LLC | 2,792 | $237.8K | 0.00% | +2,792 | New |
| Magnetar Financial LLC | 2,829 | $241.0K | 0.00% | +2,829 | New |
| Oxford Asset Management LLP | 2,836 | $241.6K | 0.12% | +2,836 | New |
| Ascent Group, LLC | 2,908 | $247.7K | 0.01% | +2,908 | New |
| Walleye Trading LLC | 2,951 | $251.4K | 0.00% | +2,951 | New |
| Drive Wealth Management, LLC | 2,990 | $254.7K | 0.05% | +2,990 | New |
| Quantbot Technologies LP | 2,991 | $254.8K | 0.01% | +2,991 | New |
| Merit Financial Group, LLC | 3,098 | $263.9K | 0.00% | −122−3.8% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 3,153 | $268.6K | 0.01% | +3,153 | New |
| Rockefeller Capital Management L.P. | 3,183 | $271.2K | 0.00% | +314+10.9% | Added |
| W.G. Shaheen & Associates DBA Whitney & Co | 3,253 | $277.1K | 0.02% | +13+0.4% | Added |
| AlphaGrep UK Ltd | 3,343 | $284.8K | 0.09% | +3,343 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 3,452 | $294.1K | 0.00% | +3,452 | New |
| KBC Group NV | 3,470 | $296.0K | 0.00% | 00.0% | Unchanged |
| Sequoia Financial Advisors, LLC | 3,516 | $299.5K | 0.00% | +124+3.7% | Added |
| Blackstone Group Inc. | 3,629 | $309.2K | 0.00% | +255+7.6% | Added |
| Park Avenue Securities LLC | 3,752 | $320.0K | 0.00% | +3,752 | New |
| CIBC Asset Management Inc | 3,808 | $324.4K | 0.00% | +621+19.5% | Added |
| Meeder Advisory Services, Inc. | 3,820 | $325.4K | 0.01% | +201+5.6% | Added |
| Wiley Bros.-Aintree Capital, LLC | 3,913 | $333.3K | 0.00% | +334+9.3% | Added |
| Oppenheimer & Co Inc | 3,929 | $334.7K | 0.00% | +21+0.5% | Added |
| Breakwater Capital Group | 3,941 | $335.7K | 0.04% | 00.0% | Unchanged |
| Savant Capital, LLC | 3,972 | $337.7K | 0.00% | −62−1.5% | Reduced |
| US Bancorp | 3,990 | $339.9K | 0.00% | −60−1.5% | Reduced |
| Shelton Capital Management | 4,049 | $344.9K | 0.01% | 00.0% | Unchanged |
| Quarry LP | 4,058 | $345.7K | 0.05% | +4,058 | New |
| LVW Advisors, LLC | 4,234 | $360.7K | 0.03% | +252+6.3% | Added |
| Everence Capital Management Inc | 4,328 | $369.0K | 0.02% | +475+12.3% | Added |
| Himension Fund | 4,601 | $392.0K | 0.02% | +4,601 | New |
| Sanctuary Advisors, LLC | 4,711 | $401.3K | 0.00% | +1,525+47.9% | Added |
| Bridgefront Capital, LLC | 4,731 | $403.0K | 0.11% | +4,731 | New |
| Commonwealth Equity Services, LLC | 4,746 | $404.3K | 0.00% | −111−2.3% | Reduced |
| Assetmark, Inc | 4,795 | $408.5K | 0.00% | +1,332+38.5% | Added |
| Quinn Opportunity Partners LLC | 5,000 | $425.9K | 0.02% | −11,000−68.8% | Reduced |
| High Net Worth Advisory Group LLC | 5,000 | $425.9K | 0.09% | 00.0% | Unchanged |
| Fifth Third Wealth Advisors LLC | 5,154 | $439.1K | 0.01% | +1,830+55.1% | Added |
| CI Private Wealth, LLC | 5,161 | $439.7K | 0.00% | −1,987−27.8% | Reduced |
| MML Investors Services, LLC | 5,171 | $440.5K | 0.00% | +1,524+41.8% | Added |
| Nykredit A/S | 5,213 | $444.1K | 0.00% | +5,213 | New |
| Commerce Bank | 5,235 | $446.0K | 0.00% | +1,343+34.5% | Added |
| Abel Hall, LLC | 5,283 | $450.1K | 0.08% | +1,233+30.4% | Added |
| Vise Technologies, Inc. | 5,297 | $451.3K | 0.01% | +5,297 | New |
| AE Wealth Management LLC | 5,316 | $452.9K | 0.00% | +1,011+23.5% | Added |
| Persistent Asset Partners Ltd | 5,346 | $455.4K | 0.14% | +5,346 | New |
| Gotham Asset Management, LLC | 5,367 | $457.2K | 0.00% | +5,367 | New |
| Jasper Ridge Partners, L.P. | 5,500 | $468.5K | 0.01% | 00.0% | Unchanged |
| Coldstream Capital Management Inc | 5,627 | $479.4K | 0.01% | −318−5.3% | Reduced |
| AlphaCentric Advisors LLC | 5,697 | $485.3K | 0.41% | +81+1.4% | Added |
| Fiduciary Trust Co | 5,790 | $493.3K | 0.01% | +1,562+36.9% | Added |
| Capital International Sarl | 5,890 | $501.8K | 0.01% | 00.0% | Unchanged |
| Camden Capital, LLC | 5,904 | $503.0K | 0.02% | +15+0.3% | Added |
| Caerus Investment Advisors, LLC | 6,000 | $511.1K | 0.17% | +6,000 | New |
| Mirae Asset Global Investments Co., Ltd. | 6,063 | $516.5K | 0.00% | −361−5.6% | Reduced |
| Jane Street Group, LLC | 6,084 | $518.3K | 0.00% | −13−0.2% | Reduced |
| E Fund Management Co., Ltd. | 6,123 | $521.6K | 0.01% | −3,027−33.1% | Reduced |
| Intrust Bank NA | 6,334 | $539.6K | 0.04% | +1,194+23.2% | Added |
| First Bank & Trust | 6,392 | $544.5K | 0.08% | −20.0% | Reduced |
| Captrust Financial Advisors | 6,550 | $558.0K | 0.00% | +2,186+50.1% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 6,593 | $561.7K | 0.00% | +6,593 | New |
| Havemeyer Place LP | 6,631 | $564.9K | 0.06% | +6,631 | New |
| O'Shaughnessy Asset Management, LLC | 6,706 | $571.3K | 0.00% | +1,115+19.9% | Added |
| Swiss Life Asset Management Ltd | 6,728 | $573.2K | 0.00% | −578−7.9% | Reduced |
| Evergreen Capital Management LLC | 6,812 | $580.3K | 0.01% | +2,792+69.5% | Added |
| Truist Financial Corp | 6,904 | $588.2K | 0.00% | +6,904 | New |
| Glenmede Trust Co NA | 7,191 | $612.6K | 0.00% | +528+7.9% | Added |
| Private Advisor Group, LLC | 7,242 | $616.9K | 0.00% | +7,242 | New |
| Virginia Retirement Systems Et Al | 7,400 | $630.4K | 0.00% | +7,400 | New |
| Veracity Capital LLC | 7,419 | $632.0K | 0.17% | +5+0.1% | Added |
| Ensign Peak Advisors, Inc | 7,446 | $634.3K | 0.00% | +150+2.1% | Added |
| Allspring Global Investments Holdings, LLC | 7,531 | $642.1K | 0.00% | +542+7.8% | Added |
| Yorktown Management & Research Co Inc | 7,750 | $660.2K | 0.40% | +3,000+63.2% | Added |
| CenterBook Partners LP | 7,759 | $661.0K | 0.03% | −105−1.3% | Reduced |
| CWM Advisors, LLC | 7,959 | $678.0K | 0.03% | +137+1.8% | Added |
| Omers Administration Corp | 8,100 | $690.0K | 0.00% | +8,100 | New |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 8,836 | $752.7K | 0.22% | +1,448+19.6% | Added |
| Federation des caisses Desjardins du Quebec | 8,854 | $754.3K | 0.00% | +1,306+17.3% | Added |
| Crossmark Global Holdings, Inc. | 8,923 | $760.1K | 0.01% | +275+3.2% | Added |
| Carlson Capital L P | 9,000 | $766.7K | 0.16% | 00.0% | Unchanged |
| Winton Group Ltd | 9,088 | $774.2K | 0.03% | +9,088 | New |
| NVWM, LLC | 9,123 | $777.2K | 0.16% | −94−1.0% | Reduced |