Summit Therapeutics Inc. SMMT
17.84 USD +1.51 (+9.25%)
At closeNov 9, 2026, 6:04 PM EST
17.75 -0.09 -0.50%
After hours · Nov 9, 6:04 PM ET
15.82 Day range 18.15
12.07 52-week range 29.23
- YTD
- +2.00%
- 1 year
- -1.87%
Ownership
Held by insiders 80.68%
Held by institutions 17.66%
Float held by institutions 91.41%
Institutions 357
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Baker Bros. Advisors, LP | 4.10% | 32,786,348 | 584.91M | Jun 29, 2026 |
| FMR, LLC | 1.26% | 10,043,947 | 179.18M | Jun 29, 2026 |
| State Street Corporation | 1.19% | 9,536,796 | 170.14M | Jun 29, 2026 |
| Blackrock Inc. | 1.19% | 9,529,041 | 170.00M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 0.72% | 5,734,484 | 102.30M | Jun 29, 2026 |
| UBS Group AG | 0.65% | 5,233,798 | 93.37M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 0.46% | 3,707,548 | 66.14M | Jun 29, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 0.45% | 3,635,145 | 64.85M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 0.33% | 2,667,317 | 47.58M | Jun 29, 2026 |
| T. Rowe Price Health Sciences Fund, Inc. | 0.32% | 2,531,231 | 45.16M | Jun 29, 2026 |
| Fidelity Mt. Vernon Street Trust-Fidelity Growth Company Fund | 0.26% | 2,047,862 | 36.53M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund | 0.22% | 1,778,361 | 31.73M | Jun 29, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| ANAND BHASKAR | Officer | Stock Award(Grant) | Oct 7, 2026 | 261,047 |
| DUGGAN ROBERT WILLIAM | Chief Executive Officer | Purchase | Jun 11, 2026 | 610,016,000 |
| SONI MANMEET SINGH | Chief Operating Officer | Purchase | Jun 3, 2026 | 3,123,600 |
| XIA YU | Director | Purchase | Oct 20, 2025 | 0 |
| ZANGANEH MAHKAM | Chief Executive Officer | Purchase | Jun 11, 2026 | 0 |