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- Ownership
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Summit Therapeutics Inc. Insider Trading
* In original currency USD
Loading Data
| Transaction Date (SEC Report) |
Reporting Name | Relationship | Shrs. Owned | Type | Acq./Disp. | Shrs. Transacted | Price | Total Amount |
|---|---|---|---|---|---|---|---|---|
| Friday, May 30th, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 555,754,696 | M-Exempt | A | 74,545 | 2.64 USD | 196,799 USD |
| Friday, May 30th, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 0 | M-Exempt | D | 74,545 | 2.64 USD | 196,799 USD |
| Friday, May 30th, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 555,754,696 | M-Exempt | A | 74,545 | 2.64 USD | 196,799 USD |
| Friday, May 30th, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 0 | M-Exempt | D | 74,545 | 2.64 USD | 196,799 USD |
| Tuesday, April 29th, 2025 | Anand Bhaskar | officer: Chief Accounting Officer | 600,000 | A-Award | A | 600,000 | 3.85 USD | 2,310,000 USD |
| Tuesday, April 29th, 2025 | Anand Bhaskar | officer: Chief Accounting Officer | 75,000 | A-Award | A | 75,000 | 17.85 USD | 1,338,750 USD |
| Tuesday, April 29th, 2025 | Soni Manmeet Singh | director, officer: COO and CFO | 11,200,000 | A-Award | A | 11,200,000 | 1.68 USD | 18,816,000 USD |
| Tuesday, April 29th, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 9,590,558 | A-Award | A | 9,590,558 | 1.68 USD | 16,112,137 USD |
| Tuesday, April 29th, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 1,040,000 | A-Award | A | 1,040,000 | 1.06 USD | 1,102,400 USD |
| Tuesday, April 29th, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 400,000 | A-Award | A | 400,000 | 1.29 USD | 516,000 USD |
| Tuesday, April 29th, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 9,590,558 | A-Award | A | 9,590,558 | 1.68 USD | 16,112,137 USD |
| Tuesday, April 29th, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 1,040,000 | A-Award | A | 1,040,000 | 1.06 USD | 1,102,400 USD |
| Tuesday, April 29th, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 400,000 | A-Award | A | 400,000 | 1.29 USD | 516,000 USD |
| Tuesday, April 8th, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 555,680,151 | X-InTheMoney | A | 3,985,055 | 1.58 USD | 6,296,387 USD |
| Tuesday, April 8th, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 0 | X-InTheMoney | A | 3,985,055 | 1.58 USD | 6,296,387 USD |
| Tuesday, April 8th, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 555,680,151 | X-InTheMoney | A | 3,985,055 | 1.58 USD | 6,296,387 USD |
| Tuesday, April 8th, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 0 | X-InTheMoney | A | 3,985,055 | 1.58 USD | 6,296,387 USD |
| Sunday, January 12th, 2025 | Anand Bhaskar | officer: Chief Accounting Officer | 75,000 | A-Award | A | 75,000 | 17.85 USD | 1,338,750 USD |
| Thursday, January 2nd, 2025 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 10,724 | A-Award | A | 10,724 | 18.35 USD | 196,785 USD |
| Thursday, January 2nd, 2025 | Zanganeh Mahkam | director, 10 percent owner, officer: Co-Chief Executive Officer | 10,724 | A-Award | A | 10,724 | 18.35 USD | 196,785 USD |
| Thursday, January 2nd, 2025 | Huber Jeff | director | 35,000 | A-Award | A | 35,000 | 18.35 USD | 642,250 USD |
| Thursday, January 2nd, 2025 | Xia Yu | director | 35,000 | A-Award | A | 35,000 | 18.35 USD | 642,250 USD |
| Thursday, January 2nd, 2025 | Xia Yu | director | 5,438 | A-Award | A | 5,438 | 18.35 USD | 99,787 USD |
| Thursday, January 2nd, 2025 | Cesano Alessandra | director | 35,000 | A-Award | A | 35,000 | 18.35 USD | 642,250 USD |
| Thursday, January 2nd, 2025 | Cesano Alessandra | director | 3,073 | A-Award | A | 3,073 | 18.35 USD | 56,390 USD |
| Thursday, January 2nd, 2025 | Ronaghi Mostafa | director | 35,000 | A-Award | A | 35,000 | 18.35 USD | 642,250 USD |
| Thursday, January 2nd, 2025 | Clark Kenneth A | director | 35,000 | A-Award | A | 35,000 | 18.35 USD | 642,250 USD |
| Thursday, January 2nd, 2025 | Clark Kenneth A | director | 16,991 | A-Award | A | 16,991 | 18.35 USD | 311,785 USD |
| Thursday, January 2nd, 2025 | Booth Robert F. | director | 35,000 | A-Award | A | 35,000 | 18.35 USD | 642,250 USD |
| Thursday, January 2nd, 2025 | Booth Robert F. | director | 6,855 | A-Award | A | 6,855 | 18.35 USD | 125,789 USD |
| Friday, October 11th, 2024 | Clark Kenneth A | director | 200,000 | A-Award | A | 200,000 | 19.95 USD | 3,990,000 USD |
| Thursday, October 3rd, 2024 | Zanganeh Mahkam | director, officer: Co-Chief Executive Officer | 10,199,776 | X-InTheMoney | A | 315,681 | 1.58 USD | 498,776 USD |
| Thursday, October 3rd, 2024 | Zanganeh Mahkam | director, officer: Co-Chief Executive Officer | 0 | X-InTheMoney | D | 315,681 | 1.58 USD | 498,776 USD |
| Wednesday, September 11th, 2024 | Zanganeh Mahkam | director, officer: Co-Chief Executive Officer | 24,967,852 | A-Award | A | 44,052 | 22.70 USD | 999,980 USD |
| Wednesday, September 11th, 2024 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 551,695,096 | A-Award | A | 3,325,991 | 22.70 USD | 75,499,996 USD |
| Wednesday, September 11th, 2024 | Huber Jeff | director | 44,052 | A-Award | A | 44,052 | 22.70 USD | 999,980 USD |
| Wednesday, September 11th, 2024 | Soni Manmeet Singh | director, officer: COO and CFO | 3,020,242 | A-Award | A | 44,052 | 22.70 USD | 999,980 USD |
| Wednesday, September 11th, 2024 | Anand Bhaskar | officer: Chief Accounting Officer | 131,426 | A-Award | A | 22,026 | 22.70 USD | 499,990 USD |
| Friday, August 23rd, 2024 | Soni Manmeet Singh | director, officer: COO and CFO | 2,800,000 | A-Award | A | 2,800,000 | 1.68 USD | 4,704,000 USD |
| Friday, August 23rd, 2024 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 2,397,640 | A-Award | A | 2,397,640 | 1.68 USD | 4,028,035 USD |
| Friday, August 23rd, 2024 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 260,000 | A-Award | A | 260,000 | 1.06 USD | 275,600 USD |
| Friday, August 23rd, 2024 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 100,000 | A-Award | A | 100,000 | 1.29 USD | 129,000 USD |
| Thursday, June 27th, 2024 | Huber Jeff | director | 217,883 | A-Award | A | 17,883 | 7.87 USD | 140,739 USD |
| Thursday, June 27th, 2024 | Huber Jeff | director | 200,000 | A-Award | A | 200,000 | 7.87 USD | 1,574,000 USD |
| Thursday, June 27th, 2024 | Huber Jeff | director | 6,000 | I | 0 | 0.00 USD | 0 USD | |
| Thursday, April 11th, 2024 | Ronaghi Mostafa | director | 225,315 | A-Award | A | 25,315 | 4.03 USD | 102,020 USD |
| Thursday, April 11th, 2024 | Ronaghi Mostafa | director | 200,000 | A-Award | A | 200,000 | 4.03 USD | 806,000 USD |
| Thursday, April 11th, 2024 | Ronaghi Mostafa | director: | 0 | 0 | 0.00 USD | 0 USD | ||
| Tuesday, April 2nd, 2024 | Soni Manmeet Singh | director, officer: Chief Operating Officer | 1,100,000 | A-Award | A | 1,100,000 | 3.85 USD | 4,235,000 USD |
| Tuesday, April 2nd, 2024 | Anand Bhaskar | officer: Chief Accounting Officer | 600,000 | A-Award | A | 600,000 | 3.85 USD | 2,310,000 USD |
| Tuesday, April 2nd, 2024 | Anand Bhaskar | officer: Chief Accounting Officer | 109,400 | D | 0 | 0.00 USD | 0 USD | |
| Wednesday, March 27th, 2024 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 24,923,800 | P-Purchase | A | 34,321 | 3.72 USD | 127,674 USD |
| Wednesday, March 27th, 2024 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 520,814 | P-Purchase | A | 26,000 | 3.72 USD | 96,720 USD |
| Wednesday, March 27th, 2024 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 50,000 | P-Purchase | A | 20,000 | 3.71 USD | 74,200 USD |
| Tuesday, March 26th, 2024 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 30,000 | P-Purchase | A | 30,000 | 3.75 USD | 112,500 USD |
| Tuesday, March 26th, 2024 | Dhingra Ankur | officer: Chief Financial Officer | 354,958 | P-Purchase | A | 100,000 | 3.75 USD | 375,000 USD |
| Sunday, December 31st, 2023 | Xia Yu | director: | 0 | 0 | 0.00 USD | 0 USD | ||
| Tuesday, January 2nd, 2024 | Cesano Alessandra | director | 56,363 | A-Award | A | 21,363 | 2.64 USD | 56,398 USD |
| Tuesday, January 2nd, 2024 | Cesano Alessandra | director | 35,000 | A-Award | A | 35,000 | 2.64 USD | 92,400 USD |
| Tuesday, January 2nd, 2024 | Booth Robert F. | director | 82,651 | A-Award | A | 47,651 | 2.64 USD | 125,799 USD |
| Tuesday, January 2nd, 2024 | Booth Robert F. | director | 35,000 | A-Award | A | 35,000 | 2.64 USD | 92,400 USD |
| Tuesday, January 2nd, 2024 | Clark Kenneth A | director | 105,492 | A-Award | A | 70,492 | 2.64 USD | 186,099 USD |
| Tuesday, January 2nd, 2024 | Clark Kenneth A | director | 35,000 | A-Award | A | 35,000 | 2.64 USD | 92,400 USD |
| Tuesday, January 2nd, 2024 | Mahatme Ujwala | director | 87,575 | A-Award | A | 52,575 | 2.64 USD | 138,798 USD |
| Tuesday, January 2nd, 2024 | Mahatme Ujwala | director | 35,000 | A-Award | A | 35,000 | 2.64 USD | 92,400 USD |
| Tuesday, January 2nd, 2024 | Xia Yu | director | 235,000 | A-Award | A | 200,000 | 2.64 USD | 528,000 USD |
| Tuesday, January 2nd, 2024 | Xia Yu | director | 35,000 | A-Award | A | 35,000 | 2.64 USD | 92,400 USD |
| Tuesday, January 2nd, 2024 | DUGGAN ROBERT W | director, 10 percent owner, officer: Co-Chief Executive Officer | 74,545 | A-Award | A | 74,545 | 2.64 USD | 196,799 USD |
| Monday, December 11th, 2023 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 24,889,479 | X-InTheMoney | A | 315,681 | 1.58 USD | 498,776 USD |
| Tuesday, December 12th, 2023 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 494,814 | P-Purchase | A | 5,000 | 2.07 USD | 10,350 USD |
| Monday, December 11th, 2023 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 489,814 | X-InTheMoney | A | 489,814 | 1.44 USD | 705,332 USD |
| Monday, December 11th, 2023 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 0 | X-InTheMoney | D | 489,814 | 1.44 USD | 705,332 USD |
| Monday, December 11th, 2023 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 0 | X-InTheMoney | D | 315,681 | 1.58 USD | 498,776 USD |
| Wednesday, December 13th, 2023 | Dhingra Ankur | officer: Chief Financial Officer | 254,958 | P-Purchase | A | 19,700 | 2.17 USD | 42,749 USD |
| Wednesday, December 13th, 2023 | Dhingra Ankur | officer: Chief Financial Officer | 235,258 | P-Purchase | A | 700 | 2.15 USD | 1,505 USD |
| Friday, October 13th, 2023 | Zanganeh Mahkam | director, officer: Chief Executive Officer | 11,988,198 | A-Award | A | 11,988,198 | 1.68 USD | 20,140,173 USD |
| Friday, October 13th, 2023 | Soni Manmeet Singh | director, officer: Chief Operating Officer | 14,000,000 | A-Award | A | 14,000,000 | 1.68 USD | 23,520,000 USD |
| Friday, October 13th, 2023 | Soni Manmeet Singh | director, officer: Chief Operating Officer | 2,976,190 | P-Purchase | A | 2,976,190 | 1.68 USD | 4,999,999 USD |
| Wednesday, March 8th, 2023 | Zanganeh Mahkam | director, officer: Co-CEO & President | 24,573,798 | P-Purchase | A | 16,778,415 | 1.05 USD | 17,617,336 USD |
| Wednesday, March 8th, 2023 | Zanganeh Mahkam | director, officer: Co-CEO & President | 9,884,095 | P-Purchase | A | 6,748,629 | 1.05 USD | 7,086,061 USD |
| Wednesday, March 8th, 2023 | Zanganeh Mahkam | director, officer: Co-Chief Executive Officer | 23,395,269 | P-Purchase | A | 15,973,743 | 1.05 USD | 16,772,430 USD |
| Wednesday, March 8th, 2023 | Zanganeh Mahkam | director, officer: Co-Chief Executive Officer | 9,884,095 | P-Purchase | A | 6,748,629 | 1.05 USD | 7,086,061 USD |
| Wednesday, March 8th, 2023 | Zanganeh Mahkam | director, officer: Co-Chief Executive Officer | 1,178,529 | P-Purchase | A | 804,672 | 1.05 USD | 844,906 USD |
| Tuesday, March 7th, 2023 | Dhingra Ankur | officer: Chief Financial Officer | 234,558 | P-Purchase | A | 196,362 | 1.05 USD | 206,180 USD |
| Tuesday, August 16th, 2022 | Dhingra Ankur | officer: Chief Financial Officer | 39,527 | P-Purchase | A | 13,027 | 0.97 USD | 12,636 USD |
| Tuesday, August 16th, 2022 | Dhingra Ankur | officer: Chief Financial Officer | 38,196 | P-Purchase | A | 24,658 | 0.97 USD | 23,918 USD |
| Monday, March 6th, 2023 | DUGGAN ROBERT W | director, officer: Chief Executive Officer | 552,354,161 | P-Purchase | A | 376,489,880 | 1.05 USD | 395,314,374 USD |
| Tuesday, January 17th, 2023 | Xia Yu | None | 0 | None | None | USD | 0 USD | |
| Tuesday, January 17th, 2023 | Xia Yu | director: | 0 | 0 | 0.00 USD | 0 USD | ||
| Tuesday, January 3rd, 2023 | Booth Robert F. | director | 67,700 | A-Award | A | 32,700 | 1.67 USD | 54,609 USD |
| Tuesday, January 3rd, 2023 | Booth Robert F. | director | 35,000 | A-Award | A | 35,000 | 0.00 USD | 0 USD |
| Tuesday, January 3rd, 2023 | Cesano Alessandra | director | 51,350 | A-Award | A | 16,350 | 1.67 USD | 27,305 USD |
| Tuesday, January 3rd, 2023 | Cesano Alessandra | director | 35,000 | A-Award | A | 35,000 | 0.00 USD | 0 USD |
| Tuesday, January 3rd, 2023 | Mahatme Ujwala | director | 75,500 | A-Award | A | 40,500 | 1.67 USD | 67,635 USD |
| Tuesday, January 3rd, 2023 | Mahatme Ujwala | director | 35,000 | A-Award | A | 35,000 | 0.00 USD | 0 USD |
| Tuesday, January 3rd, 2023 | Clark Kenneth A | director | 79,400 | A-Award | A | 44,400 | 1.67 USD | 74,148 USD |
| Tuesday, January 3rd, 2023 | Clark Kenneth A | director | 35,000 | A-Award | A | 35,000 | 0.00 USD | 0 USD |
| Tuesday, January 3rd, 2023 | Soni Manmeet Singh | director | 35,000 | A-Award | A | 35,000 | 0.00 USD | 0 USD |
| Tuesday, December 6th, 2022 | Zanganeh Mahkam | officer: Co-CEO & President | 10,930,849 | J-Other | A | 373,857 | 0.00 USD | 0 USD |
| Tuesday, December 6th, 2022 | DUGGAN ROBERT W | officer: Chief Executive Officer | 171,879,226 | J-Other | A | 9,346,434 | 0.00 USD | 0 USD |
