Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:22be17ad-98b4-2fef-7abe-ffa04c8af0bf 2026-06-06T23:27:17-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services SMMT: DUGGAN ROBERT W (CEO,DIR,BO) Bought (B) 100k Shares of SUMMIT THERAPEUTICS INC for $14.60 on 6/4 urn:uuid:3d8dc8bb-3a0a-f8b6-7003-38e663183a8e 2026-06-04T18:08:26-04:00 SMMT: ZANGANEH MAHKAM (CEO,DIR,BO) Bought (B) 100k Shares of SUMMIT THERAPEUTICS INC for $14.60 on 6/4 urn:uuid:11301f62-292d-62bf-4734-345fbe4bc621 2026-06-04T17:45:03-04:00 SMMT: SONI MANMEET SINGH (COO,CFO,DIR) Bought (B) 50k Shares of SUMMIT THERAPEUTICS INC for $14.43 on 6/4 urn:uuid:db9667d6-c1c1-8d9c-8a8c-ab741ad02301 2026-06-04T16:40:51-04:00 SMMT: XIA YU (DIR) Bought (B) 533,617 Shares of SUMMIT THERAPEUTICS INC for $18.74 on 10/21 urn:uuid:579abec7-56e5-a891-5c88-5e052e3ed944 2025-10-23T21:06:30-04:00 SMMT: ANAND BHASKAR (CAO) Acquired (JB) 26,680 Shares of SUMMIT THERAPEUTICS INC for $18.74 on 10/21 urn:uuid:b3d42ba6-d96f-211a-fd03-336edd9dec87 2025-10-23T16:11:53-04:00 SMMT: SONI MANMEET SINGH (COO,CFO,DIR) Acquired (JB) 53,361 Shares of SUMMIT THERAPEUTICS INC for $18.74 on 10/21 urn:uuid:d99e0fd2-7c4d-32c2-5019-c30b4086efe4 2025-10-23T16:10:15-04:00 SMMT: DUGGAN ROBERT W (CEO,DIR,BO) Bought (B) 26,680 Shares of SUMMIT THERAPEUTICS INC for $18.74 on 10/21 urn:uuid:88b5ae39-48b4-3cdb-e39e-eaa56f79ad70 2025-10-23T16:08:30-04:00 SMMT: DUGGAN ROBERT W (CEO,DIR,BO) Acquired (JB) 14.0mm Shares of SUMMIT THERAPEUTICS INC for $18.74 on 10/21 urn:uuid:55d1614f-3f4a-cbf7-a7ff-5d02d0d4d460 2025-10-23T16:08:30-04:00 SMMT: DUGGAN ROBERT W (CEO,DIR,BO) Acquired (JB) 266,808 Shares of SUMMIT THERAPEUTICS INC for $18.74 on 10/21 urn:uuid:20b7c82d-f695-445f-a74e-418a1545b4c8 2025-10-23T16:08:30-04:00 SMMT: ZANGANEH MAHKAM (CEO,DIR,BO) Bought (B) 26,680 Shares of SUMMIT THERAPEUTICS INC for $18.74 on 10/21 urn:uuid:b0436482-b7a0-5179-8faf-88e13fdc451a 2025-10-23T16:06:32-04:00