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, Q3 2025
Institutional positions in Summit Therapeutics Inc. as of Sep 30, 2025. 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
- 232
- +10 vs. Q2 2025
- Shares held
- 102.9M
- +6.43M (+6.7%) vs. Q2 2025
- Total value
- $2.13B
- +$76.2M (+3.7%) vs. Q2 2025
- New holders
- 51
- 77 more added
- Sold out
- 41
- 68 more reduced
4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Summit Therapeutics Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Jefferies Financial Group Inc. | 15,000 | $309.9K | 0.00% | +15,000 | New |
| Amundi | 13,999 | $310.1K | 0.00% | +2,592+22.7% | Added |
| Snowden Capital Advisors LLC | 15,192 | $313.9K | 0.01% | +277+1.9% | Added |
| Creative Planning | 15,490 | $320.0K | 0.00% | −5,900−27.6% | Reduced |
| Gotham Asset Management, LLC | 15,727 | $324.9K | 0.00% | −20.0% | Reduced |
| GF Fund Management Co. Ltd. | 15,982 | $330.2K | 0.01% | −2,901−15.4% | Reduced |
| Skopos Labs, Inc. | 16,300 | $335.8K | 0.05% | −1,502−8.4% | Reduced |
| Xponance, Inc. | 17,043 | $352.1K | 0.00% | +407+2.4% | Added |
| Qsemble Capital Management, LP | 17,298 | $357.4K | 0.03% | +17,298 | New |
| Axq Capital, LP | 17,468 | $360.9K | 0.14% | +17,468 | New |
| Wealth Enhancement Advisory Services, LLC | 16,411 | $365.8K | 0.00% | +5,833+55.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 17,996 | $380.5K | 0.00% | +7,685+74.5% | Added |
| Cynosure Management, LLC | 18,609 | $384.5K | 0.04% | 00.0% | Unchanged |
| Calamos Advisors LLC | 18,628 | $384.9K | 0.00% | −4,489−19.4% | Reduced |
| World Equity Group, Inc. | 18,854 | $389.5K | 0.09% | +4,287+29.4% | Added |
| Bellevue Group AG | 18,982 | $392.2K | 0.01% | −22,756−54.5% | Reduced |
| Quest Partners LLC | 19,296 | $398.7K | 0.03% | +13,405+227.6% | Added |
| Q3 Asset Management | 19,567 | $404.0K | 0.14% | 00.0% | Unchanged |
| Vance Wealth, Inc. | 19,904 | $411.2K | 0.13% | −11−0.1% | Reduced |
| Steward Partners Investment Advisory, LLC | 19,912 | $411.4K | 0.00% | +7,446+59.7% | Added |
| Alliancebernstein L.P. | 20,223 | $417.8K | 0.00% | +2,722+15.6% | Added |
| Brinker Capital Investments, LLC | 20,278 | $418.9K | 0.00% | −32,686−61.7% | Reduced |
| CIBC Asset Management Inc | 22,123 | $457.1K | 0.00% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 22,200 | $458.7K | 0.00% | −7,600−25.5% | Reduced |
| LPL Financial LLC | 22,793 | $470.9K | 0.00% | −17,212−43.0% | Reduced |
| Quantbot Technologies LP | 23,381 | $483.1K | 0.01% | +17,174+276.7% | Added |
| ExodusPoint Capital Management, LP | 23,513 | $485.8K | 0.01% | +23,513 | New |
| Two Sigma Investments, LP | 25,030 | $517.1K | 0.00% | +25,030 | New |
| Great Valley Advisor Group, Inc. | 25,673 | $530.4K | 0.01% | +500+2.0% | Added |
| ProShare Advisors LLC | 26,463 | $546.7K | 0.00% | −1,269−4.6% | Reduced |
| Legal & General Group Plc | 26,536 | $548.2K | 0.00% | +169+0.6% | Added |
| Stifel Financial Corp | 26,832 | $554.3K | 0.00% | −5,507−17.0% | Reduced |
| SEI Investments Co | 27,163 | $561.2K | 0.00% | +860+3.3% | Added |
| Caption Management, LLC | 28,264 | $583.9K | 0.03% | −238,991−89.4% | Reduced |
| BNP Paribas Arbitrage, SA | 29,176 | $602.8K | 0.00% | −668−2.2% | Reduced |
| Man Group plc | 29,550 | $610.5K | 0.00% | −10,857−26.9% | Reduced |
| Assetmark, Inc | 29,866 | $617.0K | 0.00% | −1,218−3.9% | Reduced |
| Group One Trading, L.P. | 30,250 | $625.0K | 0.02% | +30,250 | New |
| Mirae Asset Global Investments Co., Ltd. | 30,588 | $631.9K | 0.00% | +40+0.1% | Added |
| DnB Asset Management AS | 30,923 | $638.9K | 0.00% | −1,354−4.2% | Reduced |
| Handelsbanken Fonder AB | 34,200 | $707.0K | 0.00% | 00.0% | Unchanged |
| Beacon Pointe Advisors, LLC | 35,726 | $738.1K | 0.01% | +35,726 | New |
| Public Employees Retirement System of Ohio | 36,492 | $753.9K | 0.00% | +227+0.6% | Added |
| Vident Advisory, LLC | 36,646 | $757.1K | 0.01% | −2,510−6.4% | Reduced |
| Levin Capital Strategies, L.P. | 36,676 | $757.7K | 0.07% | +500+1.4% | Added |
| Verde Servicos Internacionais S.A. | 40,000 | $826.0K | 0.24% | +40,000 | New |
| Guggenheim Capital LLC | 40,997 | $847.0K | 0.01% | +6,538+19.0% | Added |
| Police & Firemen's Retirement System of New Jersey | 52,505 | $1.08M | 0.01% | +7,917+17.8% | Added |
| Treasurer of the State of North Carolina | 52,519 | $1.08M | 0.00% | −2,041−3.7% | Reduced |
| Ameriprise Financial Inc | 53,512 | $1.11M | 0.00% | +20,685+63.0% | Added |
| Farther Finance Advisors, LLC | 55,236 | $1.14M | 0.02% | +55,236 | New |
| Russell Investments Group, Ltd. | 58,099 | $1.20M | 0.00% | −145,779−71.5% | Reduced |
| Perseverance Asset Management International | 59,745 | $1.23M | 0.21% | −80,183−57.3% | Reduced |
| Winton Group Ltd | 64,900 | $1.34M | 0.05% | +64,900 | New |
| Illinois Municipal Retirement Fund | 68,673 | $1.42M | 0.02% | +37,611+121.1% | Added |
| Profund Advisors LLC | 69,933 | $1.44M | 0.05% | +30,293+76.4% | Added |
| Sectoral Asset Management Inc | 74,070 | $1.53M | 0.94% | +8,850+13.6% | Added |
| Capital Fund Management S.A. | 74,153 | $1.53M | 0.02% | +74,153 | New |
| Wealth Management Partners, LLC | 74,570 | $1.54M | 0.49% | −1,042−1.4% | Reduced |
| Polianta Ltd | 74,700 | $1.54M | 0.64% | +14,100+23.3% | Added |
| Mariner, LLC | 79,572 | $1.64M | 0.00% | +67,810+576.5% | Added |
| UBS Asset Management Americas Inc | 79,589 | $1.64M | 0.00% | −7,300−8.4% | Reduced |
| NEOS Investment Management LLC | 80,284 | $1.66M | 0.01% | −26,659−24.9% | Reduced |
| Tema ETFs LLC | 80,284 | $1.66M | 0.14% | −26,659−24.9% | Reduced |
| Colony Group, LLC | 88,419 | $1.83M | 0.00% | +1,979+2.3% | Added |
| State of Wisconsin Investment Board | 91,835 | $1.90M | 0.00% | +91,835 | New |
| Envestnet Asset Management Inc | 92,538 | $1.91M | 0.00% | −2,012−2.1% | Reduced |
| State Board of Administration of Florida Retirement System | 96,009 | $1.98M | 0.00% | −1,493−1.5% | Reduced |
| Bank of Montreal | 98,018 | $2.03M | 0.00% | −2,502−2.5% | Reduced |
| HealthInvest Partners AB | 92,737 | $2.03M | 0.75% | 00.0% | Unchanged |
| Yong Rong (HK) Asset Management Ltd | 100,000 | $2.07M | 0.43% | +100,000 | New |
| ADAR1 Capital Management, LLC | 102,969 | $2.13M | 0.21% | +90,969+758.1% | Added |
| Squarepoint Ops LLC | 109,826 | $2.27M | 0.00% | −181,396−62.3% | Reduced |
| Dark Forest Capital Management LP | 112,199 | $2.32M | 0.09% | +112,199 | New |
| Cerity Partners LLC | 114,657 | $2.37M | 0.00% | −187−0.2% | Reduced |
| Millennium Management LLC | 120,514 | $2.49M | 0.00% | −435,495−78.3% | Reduced |
| Rhumbline Advisers | 122,922 | $2.54M | 0.00% | +528+0.4% | Added |
| China Universal Asset Management Co., Ltd. | 130,210 | $2.69M | 0.22% | −18,952−12.7% | Reduced |
| D. E. Shaw & Co., Inc. | 130,627 | $2.70M | 0.00% | −6,818−5.0% | Reduced |
| JPMorgan Chase & Co | 136,626 | $2.82M | 0.00% | −69,481−33.7% | Reduced |
| Griffin Asset Management, Inc. | 140,282 | $2.90M | 0.33% | +20,900+17.5% | Added |
| Citigroup Inc | 159,873 | $3.30M | 0.00% | +46,535+41.1% | Added |
| Verition Fund Management LLC | 165,602 | $3.42M | 0.02% | −16,381−9.0% | Reduced |
| First Trust Advisors LP | 171,524 | $3.54M | 0.00% | +171,524 | New |
| Royal Bank of Canada | 185,813 | $3.84M | 0.00% | +99,319+114.8% | Added |
| AQR Capital Management LLC | 187,484 | $3.87M | 0.00% | +165,172+740.3% | Added |
| Wells Fargo & Company | 192,876 | $3.98M | 0.00% | −41,844−17.8% | Reduced |
| Balyasny Asset Management LLC | 194,851 | $4.03M | 0.01% | +194,851 | New |
| Superstring Capital Management LP | 197,253 | $4.08M | 4.01% | +197,253 | New |
| Voya Investment Management LLC | 202,618 | $4.19M | 0.00% | −3,081−1.5% | Reduced |
| Citadel Advisors LLC | 202,712 | $4.19M | 0.00% | +100,295+97.9% | Added |
| Woodline Partners LP | 214,507 | $4.43M | 0.02% | +32,495+17.9% | Added |
| Nuveen, LLC | 232,642 | $4.81M | 0.00% | +52,193+28.9% | Added |
| Susquehanna International Group, LLP | 246,562 | $5.09M | 0.01% | −53,411−17.8% | Reduced |
| Schroder Investment Management Group | 242,619 | $5.13M | 0.00% | +98,112+67.9% | Added |
| New York State Common Retirement Fund | 264,290 | $5.46M | 0.01% | +7,400+2.9% | Added |
| Deutsche Bank AG | 269,884 | $5.58M | 0.00% | +2,096+0.8% | Added |
| Manufacturers Life Insurance Company, The | 299,546 | $6.19M | 0.01% | +35,905+13.6% | Added |
| Sculptor Capital LP | 333,500 | $6.89M | 0.09% | +333,500 | New |
| Skandinaviska Enskilda Banken AB (publ) | 338,363 | $6.99M | 0.03% | +271,912+409.2% | Added |