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, Q2 2026
Institutional positions in Summit Therapeutics 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
- 242
- +22 vs. Q1 2026
- Shares held
- 135.9M
- +17.0M (+14.3%) vs. Q1 2026
- Total value
- $1.98B
- −$272.3M (−12.1%) vs. Q1 2026
- New holders
- 57
- 98 more added
- Sold out
- 35
- 57 more reduced
2 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 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, Q2 2026
Shares, value and share of portfolio for each institution holding Summit Therapeutics Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Machina Capital S.A.S. | 54,875 | $799.5K | 0.13% | +28,676+109.5% | Added |
| New York State Common Retirement Fund | 53,777 | $783.5K | 0.00% | 00.0% | Unchanged |
| DnB Asset Management AS | 49,305 | $718.4K | 0.00% | −1,253−2.5% | Reduced |
| Ameriprise Financial Inc | 46,320 | $674.9K | 0.00% | −1,347−2.8% | Reduced |
| Levin Capital Strategies, L.P. | 46,176 | $672.8K | 0.05% | +8,500+22.6% | Added |
| Steward Partners Investment Advisory, LLC | 45,786 | $667.1K | 0.00% | +6,939+17.9% | Added |
| Brevan Howard Capital Management LP | 45,164 | $658.0K | 0.01% | +45,164 | New |
| Group One Trading, L.P. | 44,450 | $647.6K | 0.02% | +1,669+3.9% | Added |
| SEI Investments Co | 44,097 | $642.4K | 0.00% | +24,416+124.1% | Added |
| Russell Investments Group, Ltd. | 41,693 | $607.5K | 0.00% | +23,707+131.8% | Added |
| Public Employees Retirement System of Ohio | 38,501 | $561.0K | 0.00% | +4,502+13.2% | Added |
| CWM Advisors, LLC | 36,609 | $533.4K | 0.02% | +36,609 | New |
| State of Wyoming | 35,973 | $524.1K | 0.05% | +35,973 | New |
| Mirae Asset Global Investments Co., Ltd. | 35,876 | $522.7K | 0.00% | −6,507−15.4% | Reduced |
| Verition Fund Management LLC | 31,200 | $454.6K | 0.00% | −4,963−13.7% | Reduced |
| E Fund Management Co., Ltd. | 30,468 | $443.9K | 0.01% | −281,357−90.2% | Reduced |
| TCG Advisory Services, LLC | 30,197 | $440.0K | 0.01% | +30,197 | New |
| Cinctive Capital Management LP | 29,871 | $435.2K | 0.02% | +29,871 | New |
| Allianz Asset Management GmbH | 29,800 | $434.2K | 0.00% | +7,600+34.2% | Added |
| Cetera Investment Advisers | 28,901 | $421.1K | 0.00% | −837−2.8% | Reduced |
| Alliancebernstein L.P. | 22,004 | $417.2K | 0.00% | +2,151+10.8% | Added |
| Vanguard Asset Management, Ltd | 28,611 | $416.9K | 0.00% | 00.0% | Unchanged |
| Great Valley Advisor Group, Inc. | 25,840 | $376.6K | 0.01% | +200+0.8% | Added |
| Summit Trail Advisors, LLC | 25,585 | $372.8K | 0.00% | +25,585 | New |
| ProShare Advisors LLC | 25,451 | $370.8K | 0.00% | −9,235−26.6% | Reduced |
| Farther Finance Advisors, LLC | 25,301 | $368.6K | 0.00% | −25,015−49.7% | Reduced |
| Banque Cantonale Vaudoise | 25,195 | $367.0K | 0.01% | +1,279+5.3% | Added |
| Aigen Investment Management, LP | 24,477 | $356.6K | 0.10% | +24,477 | New |
| CIBC Asset Management Inc | 24,289 | $353.9K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 24,044 | $350.3K | 0.00% | +23,939+22,799.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 24,002 | $343.7K | 0.00% | +5,645+30.8% | Added |
| Virtus Investment Advisers, Inc. | 23,355 | $340.3K | 0.08% | +7,836+50.5% | Added |
| US Bancorp | 23,219 | $338.3K | 0.00% | +21,369+1,155.1% | Added |
| Raymond James Financial Inc | 22,817 | $332.4K | 0.00% | +1,913+9.2% | Added |
| LPL Financial LLC | 22,261 | $324.3K | 0.00% | +22,261 | New |
| Xponance, Inc. | 21,888 | $318.9K | 0.00% | +1,813+9.0% | Added |
| Vance Wealth, Inc. | 19,983 | $291.2K | 0.07% | 00.0% | Unchanged |
| Q3 Asset Management | 19,950 | $290.0K | 0.05% | 00.0% | Unchanged |
| Legal & General Group Plc | 18,247 | $265.9K | 0.00% | −13,645−42.8% | Reduced |
| Excelsior Advisor Network LLC | 17,975 | $261.9K | 0.03% | +17,975 | New |
| State of Wisconsin Investment Board | 17,897 | $260.8K | 0.00% | −44,638−71.4% | Reduced |
| nVerses Capital, LLC | 17,749 | $258.6K | 0.40% | +17,749 | New |
| Bayesian Capital Management, LP | 17,200 | $250.6K | 0.16% | +17,200 | New |
| GF Fund Management Co. Ltd. | 16,404 | $239.0K | 0.00% | −316−1.9% | Reduced |
| New World Advisors LLC | 16,361 | $238.4K | 0.04% | +16,361 | New |
| Gotham Asset Management, LLC | 15,727 | $229.1K | 0.00% | 00.0% | Unchanged |
| Persistent Asset Partners Ltd | 15,312 | $223.1K | 0.07% | +15,312 | New |
| Bellevue Group AG | 15,279 | $222.6K | 0.00% | −579−3.7% | Reduced |
| New York Life Investment Management LLC | 14,693 | $214.1K | 0.00% | −4,828−24.7% | Reduced |
| Creative Planning | 13,884 | $202.3K | 0.00% | +287+2.1% | Added |
| Three Seasons Wealth, LLC | 12,869 | $187.5K | 0.02% | 00.0% | Unchanged |
| Blankinship & Foster, LLC | 12,777 | $186.2K | 0.04% | 00.0% | Unchanged |
| Janney Montgomery Scott LLC | 12,562 | $183.0K | 0.00% | +12,562 | New |
| Two Sigma Securities, LLC | 12,491 | $182.0K | 0.02% | +12,491 | New |
| Graham Capital Management, L.P. | 11,987 | $174.7K | 0.00% | +11,987 | New |
| Blackstone Group Inc. | 11,754 | $171.3K | 0.00% | +11,754 | New |
| Gsa Capital Partners LLP | 11,423 | $166.0K | 0.01% | +11,423 | New |
| Advisors Asset Management, Inc. | 11,123 | $162.1K | 0.00% | +139+1.3% | Added |
| SummitTX Capital, L.P. | 10,809 | $157.5K | 0.00% | +10,809 | New |
| Mackenzie Financial Corp | 10,442 | $152.1K | 0.00% | +10,442 | New |
| MAI Capital Management | 10,408 | $151.6K | 0.00% | +10,111+3,404.4% | Added |
| Willis Investment Counsel | 10,000 | $145.7K | 0.01% | 00.0% | Unchanged |
| Sage Mountain Advisors LLC | 10,000 | $145.7K | 0.01% | +10,000 | New |
| Federation des caisses Desjardins du Quebec | 9,176 | $133.7K | 0.00% | +295+3.3% | Added |
| Royal Bank of Canada | 7,951 | $116.0K | 0.00% | +529+7.1% | Added |
| Nykredit A/S | 7,634 | $111.2K | 0.00% | +7,634 | New |
| MetLife Investment Management | 7,508 | $109.4K | 0.00% | +322+4.5% | Added |
| Havemeyer Place LP | 6,120 | $89.2K | 0.01% | −55,869−90.1% | Reduced |
| Caitong International Asset Management Co., Ltd | 5,536 | $80.7K | 0.01% | +5,536 | New |
| Advisor Group Holdings, Inc. | 5,255 | $76.6K | 0.00% | −143−2.6% | Reduced |
| Fifth Third Bancorp | 5,062 | $73.8K | 0.00% | +1,330+35.6% | Added |
| Osterweis Capital Management Inc | 5,000 | $72.8K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 3,859 | $54.1K | 0.00% | +2,823+272.5% | Added |
| Pacer Advisors, Inc. | 3,451 | $50.0K | 0.00% | +3,451 | New |
| Pinnacle Wealth Planning Services, Inc. | 3,140 | $45.8K | 0.00% | +2,996+2,080.6% | Added |
| National Bank of Canada | 2,909 | $42.5K | 0.00% | +686+30.9% | Added |
| STRS Ohio | 2,848 | $41.5K | 0.00% | +54+1.9% | Added |
| Adirondack Trust Co | 2,500 | $36.4K | 0.01% | 00.0% | Unchanged |
| Truvestments Capital LLC | 2,470 | $36.0K | 0.01% | −133−5.1% | Reduced |
| Simplex Trading, LLC | 1,968 | $28.7K | 0.00% | −6,442−76.6% | Reduced |
| California State Teachers Retirement System | 1,907 | $27.8K | 0.00% | −4,484−70.2% | Reduced |
| Larson Financial Group LLC | 1,730 | $25.2K | 0.00% | −104−5.7% | Reduced |
| GAMMA Investing LLC | 1,668 | $24.3K | 0.00% | +29+1.8% | Added |
| Ball & Co Wealth Management Inc. | 1,500 | $21.0K | 0.01% | 00.0% | Unchanged |
| E Fund Management (Hong Kong) Co., Ltd. | 1,334 | $19.4K | 0.01% | +380+39.8% | Added |
| Tower Research Capital LLC (TRC) | 1,311 | $19.1K | 0.00% | −22,392−94.5% | Reduced |
| Vermillion Wealth Management, Inc. | 1,000 | $14.6K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 891 | $13.0K | 0.00% | +55+6.6% | Added |
| Golden State Wealth Management, LLC | 828 | $12.1K | 0.00% | 00.0% | Unchanged |
| Ossiam | 733 | $10.7K | 0.00% | +733 | New |
| Global Retirement Partners, LLC | 686 | $9.99K | 0.00% | +686 | New |
| Smartleaf Asset Management LLC | 662 | $9.48K | 0.00% | 00.0% | Unchanged |
| CX Institutional | 591 | $9.00K | 0.00% | −257−30.3% | Reduced |
| Los Angeles Capital Management LLC | 514 | $7.49K | 0.00% | 00.0% | Unchanged |
| Rosenberg Matthew Hamilton | 501 | $7.30K | 0.00% | 00.0% | Unchanged |
| LRI Investments, LLC | 500 | $7.29K | 0.00% | 00.0% | Unchanged |
| Rakuten Securities, Inc. | 465 | $6.78K | 0.00% | +460+9,200.0% | Added |
| WPG Advisers, LLC | 439 | $6.40K | 0.00% | +151+52.4% | Added |
| SBI Securities Co., Ltd. | 434 | $6.32K | 0.00% | +142+48.6% | Added |
| Covestor Ltd | 415 | $6.00K | 0.00% | +55+15.3% | Added |