Summit Therapeutics Inc.
SMMT- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001599298
No open-market purchases or sales by Summit Therapeutics Inc. insiders were filed in the last 90 days; 242 institutions reported holding it in 13F filings for Q2 2026, worth $1.98B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Summit Therapeutics Inc. as of Mar 31, 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
- 222
- +22 vs. Q4 2025
- Shares held
- 118.9M
- +13.7M (+13.0%) vs. Q4 2025
- Total value
- $2.25B
- +$411.9M (+22.4%) vs. Q4 2025
- New holders
- 58
- 83 more added
- Sold out
- 36
- 49 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SMMT 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 | 242 | $1.98B |
| Q1 2026 | 222 | $2.25B |
| Q4 2025 | 206 | $2.06B |
| Q3 2025 | 232 | $2.13B |
| Q2 2025 | 226 | $2.08B |
| Q1 2025 | 202 | $1.91B |
| Q4 2024 | 196 | $1.65B |
| Q3 2024 | 164 | $1.85B |
| Q2 2024 | 121 | $563.0M |
| Q1 2024 | 103 | $205.5M |
| Q4 2023 | 95 | $84.4M |
| Q3 2023 | 91 | $60.4M |
| Q2 2023 | 96 | $87.6M |
| Q1 2023 | 86 | $37.0M |
| Q4 2022 | 57 | $34.5M |
| Q3 2022 | 42 | $3.78M |
| Q2 2022 | 41 | $8.46M |
| Q1 2022 | 48 | $27.4M |
| Q4 2021 | 52 | $30.0M |
| Q3 2021 | 51 | $55.3M |
| Q2 2021 | 54 | $82.4M |
| Q1 2021 | 38 | $54.5M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Summit Therapeutics Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Q3 Asset Management | 19,950 | $378.0K | 0.09% | +383+2.0% | Added |
| Vance Wealth, Inc. | 19,983 | $378.9K | 0.11% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 20,000 | $379.2K | 0.03% | +20,000 | New |
| Xponance, Inc. | 20,075 | $380.6K | 0.00% | +2,572+14.7% | Added |
| Raymond James Financial Inc | 20,904 | $396.3K | 0.00% | +3,053+17.1% | Added |
| Entropy Technologies, LP | 21,783 | $413.0K | 0.02% | −3,379−13.4% | Reduced |
| Allianz Asset Management GmbH | 22,200 | $420.9K | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 22,400 | $424.7K | 0.01% | +22,400 | New |
| Schonfeld Strategic Advisors LLC | 22,505 | $426.7K | 0.00% | −4,799−17.6% | Reduced |
| Capstone Capital Management Ltd | 23,146 | $438.8K | 0.44% | −5,044−17.9% | Reduced |
| VARCOV Co. | 23,509 | $445.7K | 0.17% | +23,509 | New |
| Tower Research Capital LLC (TRC) | 23,703 | $449.4K | 0.01% | +23,703 | New |
| Banque Cantonale Vaudoise | 23,916 | $453.0K | 0.02% | +23,916 | New |
| CIBC Asset Management Inc | 24,289 | $460.5K | 0.00% | 00.0% | Unchanged |
| Great Valley Advisor Group, Inc. | 25,640 | $486.1K | 0.01% | 00.0% | Unchanged |
| Machina Capital S.A.S. | 26,199 | $496.7K | 0.10% | +14,563+125.2% | Added |
| Vanguard Asset Management, Ltd | 28,611 | $542.5K | 0.00% | +28,611 | New |
| Cetera Investment Advisers | 29,738 | $563.8K | 0.00% | +29,738 | New |
| Legal & General Group Plc | 31,892 | $604.7K | 0.00% | +4,533+16.6% | Added |
| Public Employees Retirement System of Ohio | 33,999 | $644.6K | 0.00% | −1,159−3.3% | Reduced |
| LMR Partners LLP | 34,122 | $647.0K | 0.01% | −41,078−54.6% | Reduced |
| ProShare Advisors LLC | 34,686 | $657.6K | 0.00% | +1,805+5.5% | Added |
| Verition Fund Management LLC | 36,163 | $685.6K | 0.01% | −192,827−84.2% | Reduced |
| Levin Capital Strategies, L.P. | 37,676 | $714.3K | 0.05% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 38,847 | $736.5K | 0.00% | +15,802+68.6% | Added |
| Mirae Asset Global Investments Co., Ltd. | 42,383 | $803.6K | 0.00% | +4,392+11.6% | Added |
| Group One Trading, L.P. | 42,781 | $811.1K | 0.03% | +11,371+36.2% | Added |
| Handelsbanken Fonder AB | 44,600 | $846.0K | 0.00% | +7,000+18.6% | Added |
| Axq Capital, LP | 47,268 | $896.2K | 0.12% | −34,251−42.0% | Reduced |
| Ameriprise Financial Inc | 47,667 | $903.8K | 0.00% | −6,345−11.7% | Reduced |
| BNP Paribas Arbitrage, SA | 49,040 | $929.8K | 0.00% | +11,956+32.2% | Added |
| Barclays PLC | 49,103 | $931.0K | 0.00% | −289,287−85.5% | Reduced |
| Fieldview Capital Management, LLC | 49,204 | $932.9K | 0.27% | +49,204 | New |
| Treasurer of the State of North Carolina | 50,007 | $948.0K | 0.00% | +1,067+2.2% | Added |
| Farther Finance Advisors, LLC | 50,316 | $952.0K | 0.01% | −6,966−12.2% | Reduced |
| DnB Asset Management AS | 50,558 | $958.6K | 0.00% | −10,503−17.2% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 52,619 | $997.7K | 0.01% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 53,523 | $1.01M | 0.00% | +37,934+243.3% | Added |
| New York State Common Retirement Fund | 53,777 | $1.02M | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 53,964 | $1.02M | 0.02% | +53,964 | New |
| Longaeva Partners L.P. | 57,282 | $1.09M | 0.05% | +57,282 | New |
| JPMorgan Chase & Co | 64,554 | $1.10M | 0.00% | −2,868−4.3% | Reduced |
| Worldquant Millennium Advisors LLC | 58,272 | $1.10M | 0.00% | +16,538+39.6% | Added |
| Assenagon Asset Management S.A. | 59,621 | $1.13M | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 61,136 | $1.16M | 0.00% | +61,136 | New |
| Havemeyer Place LP | 61,989 | $1.18M | 0.14% | +55,735+891.2% | Added |
| State of Wisconsin Investment Board | 62,535 | $1.19M | 0.00% | −30,347−32.7% | Reduced |
| Wealth Management Partners, LLC | 63,784 | $1.21M | 0.35% | +4,354+7.3% | Added |
| Guggenheim Capital LLC | 66,402 | $1.26M | 0.01% | +16,604+33.3% | Added |
| Sectoral Asset Management Inc | 69,615 | $1.40M | 1.16% | −10,010−12.6% | Reduced |
| Quantinno Capital Management LP | 73,835 | $1.40M | 0.00% | +59,512+415.5% | Added |
| UBS Asset Management Americas Inc | 79,696 | $1.51M | 0.00% | +70+0.1% | Added |
| Dark Forest Capital Management LP | 80,780 | $1.53M | 0.14% | −6,289−7.2% | Reduced |
| Colony Group, LLC | 83,920 | $1.59M | 0.00% | −4,528−5.1% | Reduced |
| Dimensional Fund Advisors LP | 88,496 | $1.67M | 0.00% | −288,067−76.5% | Reduced |
| NEXTBio Capital Management LP | 89,717 | $1.70M | 0.79% | +89,717 | New |
| Canada Pension Plan Investment Board | 91,000 | $1.73M | 0.00% | +91,000 | New |
| ADAR1 Capital Management, LLC | 91,869 | $1.74M | 0.10% | 00.0% | Unchanged |
| Beacon Pointe Advisors, LLC | 94,394 | $1.79M | 0.01% | +54,783+138.3% | Added |
| State Board of Administration of Florida Retirement System | 96,009 | $1.82M | 0.00% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 100,000 | $1.90M | 0.02% | 00.0% | Unchanged |
| Bank of Montreal | 107,959 | $2.05M | 0.00% | +12,588+13.2% | Added |
| Illinois Municipal Retirement Fund | 111,894 | $2.12M | 0.03% | +12,527+12.6% | Added |
| Profund Advisors LLC | 112,926 | $2.14M | 0.08% | +9,165+8.8% | Added |
| Cerity Partners LLC | 113,786 | $2.16M | 0.00% | +908+0.8% | Added |
| Jump Financial, LLC | 115,738 | $2.19M | 0.03% | +115,738 | New |
| Tema ETFs LLC | 119,531 | $2.27M | 0.15% | +23,749+24.8% | Added |
| Y-Intercept (Hong Kong) Ltd | 119,655 | $2.27M | 0.04% | +119,655 | New |
| Wells Fargo & Company | 120,301 | $2.28M | 0.00% | −10,585−8.1% | Reduced |
| Toroso Investments, LLC | 120,314 | $2.28M | 0.01% | +120,314 | New |
| Millennium Management LLC | 126,273 | $2.39M | 0.00% | −342,744−73.1% | Reduced |
| Rhumbline Advisers | 129,542 | $2.46M | 0.00% | +8,201+6.8% | Added |
| Voya Investment Management LLC | 130,237 | $2.47M | 0.00% | +17,800+15.8% | Added |
| Polymer Capital Management (HK) LTD | 133,034 | $2.52M | 0.35% | −1,288,121−90.6% | Reduced |
| China Universal Asset Management Co., Ltd. | 137,596 | $2.61M | 0.20% | +16,289+13.4% | Added |
| Griffin Asset Management, Inc. | 191,872 | $3.64M | 0.41% | −3,675−1.9% | Reduced |
| Citigroup Inc | 199,133 | $3.78M | 0.00% | +69,207+53.3% | Added |
| Woodline Partners LP | 214,507 | $4.07M | 0.02% | 00.0% | Unchanged |
| Schroder Investment Management Group | 251,391 | $4.27M | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 237,788 | $4.51M | 0.00% | 00.0% | Unchanged |
| Nuveen, LLC | 243,992 | $4.63M | 0.00% | +11,350+4.9% | Added |
| ExodusPoint Capital Management, LP | 256,255 | $4.86M | 0.05% | +256,255 | New |
| Rafferty Asset Management, LLC | 259,074 | $4.91M | 0.02% | −28,736−10.0% | Reduced |
| Goldman Sachs Group Inc | 310,728 | $5.89M | 0.00% | −174,838−36.0% | Reduced |
| E Fund Management Co., Ltd. | 311,825 | $5.91M | 0.18% | +311,825 | New |
| Nomura Holdings Inc | 313,981 | $5.95M | 0.05% | −228,253−42.1% | Reduced |
| QVT Financial LP | 360,524 | $6.84M | 0.54% | 00.0% | Unchanged |
| Wellington Management Group LLP | 362,858 | $6.88M | 0.00% | +362,858 | New |
| Tudor Investment Corp Et Al | 384,988 | $7.30M | 0.04% | −38,096−9.0% | Reduced |
| Bank of New York Mellon Corp | 404,679 | $7.67M | 0.00% | +50,923+14.4% | Added |
| AQR Capital Management LLC | 443,757 | $8.11M | 0.00% | +85,887+24.0% | Added |
| Citadel Advisors LLC | 441,743 | $8.38M | 0.01% | −2,033,965−82.2% | Reduced |
| Marshall Wace, LLP | 475,241 | $9.01M | 0.01% | +475,241 | New |
| Invesco Ltd. | 526,103 | $9.97M | 0.00% | +64,802+14.0% | Added |
| Candriam Luxembourg S.C.A. | 540,662 | $10.3M | 0.05% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 548,335 | $10.4M | 0.02% | +498,037+990.2% | Added |
| Northern Trust Corp | 581,600 | $11.0M | 0.00% | +53,113+10.1% | Added |
| Manufacturers Life Insurance Company, The | 592,810 | $11.2M | 0.01% | +151,857+34.4% | Added |
| Bank of America Corp | 598,692 | $11.4M | 0.00% | +121,299+25.4% | Added |
| Susquehanna International Group, LLP | 603,933 | $11.5M | 0.01% | +603,933 | New |