Stocks
SMMT Summit Therapeutics Inc.

SMMT

Summit Therapeutics Inc.

Company with tickers: SMMT

CIK

1599298

CUSIP

86627T108

Shares Outstanding

775,372,700

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-01-08	Anand Bhaskar	Chief Accounting Officer	Award	30,000	—	—	30,000
2026-01-02	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Award	11,232	$8.76	$98,392	11,232
2026-01-02	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Award	11,232	$8.76	$98,392	11,232
2026-01-02	Xia Yu	Director	Award	35,000	—	—	35,000
2026-01-02	Booth Robert F.	Director	Award	35,000	—	—	35,000
2026-01-02	Huber Jeff	Director	Award	35,000	—	—	35,000
2026-01-02	Ronaghi Mostafa	Director	Award	35,000	—	—	35,000
2026-01-02	Clark Kenneth A	Director	Award	35,000	—	—	35,000
2026-01-02	Cesano Alessandra	Director	Award	35,000	—	—	35,000
2025-10-21	Xia Yu	Director	Buy	533,617	$18.74	$9,999,983	32,057,147
2025-10-21	Soni Manmeet Singh	Director, COO and CFO	Award	53,361	$18.74	$999,985	3,073,603
2025-10-21	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Other	31,000	—	—	31,000
2025-10-21	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Buy	26,680	$18.74	$499,983	76,680
2025-10-21	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Award	13,980,789	$18.74	$261,999,986	570,073,879
2025-10-21	Anand Bhaskar	Chief Accounting Officer	Award	26,680	$18.74	$499,983	159,751
2025-10-21	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	10,199,776	—	—	10,199,776
2025-10-21	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Buy	26,680	$18.74	$499,983	76,680
2025-10-21	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Award	266,808	$18.74	$4,999,982	25,724,474
2025-09-18	Anand Bhaskar	Chief Accounting Officer	Award	50,000	—	—	50,000
2025-09-11	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Buy	5,000	$18.07	$90,350	556,093,090
2025-09-11	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Buy	5,000	$18.07	$90,350	556,093,090
2025-09-10	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Buy	333,394	$17.68	$5,894,406	556,088,090
2025-09-10	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	10,199,776	—	—	10,199,776
2025-09-10	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Other	31,000	—	—	31,000
2025-09-10	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Buy	333,394	$17.68	$5,894,406	556,088,090
2025-05-30	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Convert	74,545	—	—	0
2025-05-30	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	10,199,776	—	—	10,199,776
2025-05-30	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Convert	74,545	$2.64	$196,799	555,754,696
2025-05-30	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Convert	74,545	—	—	0
2025-05-30	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Convert	74,545	$2.64	$196,799	555,754,696
2025-05-30	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Other	31,000	—	—	31,000
2025-04-29	Anand Bhaskar	Chief Accounting Officer	Award	600,000	—	—	600,000
2025-04-29	Soni Manmeet Singh	Director, COO and CFO	Award	11,200,000	—	—	11,200,000
2025-04-29	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Award	1,040,000	—	—	1,040,000
2025-04-29	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Award	1,040,000	—	—	1,040,000
2025-04-08	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Exercise	3,985,055	—	—	0
2025-04-08	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Exercise	3,985,055	$1.58	$6,296,387	555,680,151
2025-04-08	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Other	31,000	—	—	31,000
2025-04-08	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	10,199,776	—	—	10,199,776
2025-04-08	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Exercise	3,985,055	—	—	0
2025-04-08	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Exercise	3,985,055	$1.58	$6,296,387	555,680,151
2025-01-12	Anand Bhaskar	Chief Accounting Officer	Award	75,000	—	—	75,000
2025-01-02	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Award	10,724	$9.18	$98,446	10,724
2025-01-02	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	31,000	—	—	31,000
2025-01-02	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	3,985,055	—	—	3,985,055
2025-01-02	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Award	10,724	$9.18	$98,446	10,724
2025-01-02	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Other	203,323	—	—	203,323
2025-01-02	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Other	551,695,096	—	—	551,695,096
2025-01-02	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Other	260,000	—	—	260,000
2025-01-02	Ronaghi Mostafa	Director	Award	35,000	—	—	35,000
2025-01-02	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	74,545	—	—	74,545
2025-01-02	Clark Kenneth A	Director	Award	35,000	—	—	35,000
2025-01-02	Booth Robert F.	Director	Award	35,000	—	—	35,000
2025-01-02	Huber Jeff	Director	Award	35,000	—	—	35,000
2025-01-02	Xia Yu	Director	Award	35,000	—	—	35,000
2025-01-02	Cesano Alessandra	Director	Award	35,000	—	—	35,000
2024-10-11	Clark Kenneth A	Director	Award	200,000	—	—	200,000
2024-10-03	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Exercise	315,681	$1.58	$498,776	10,199,776
2024-10-03	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	25,457,666	—	—	25,457,666
2024-10-03	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Exercise	315,681	—	—	0
2024-09-11	Anand Bhaskar	Chief Accounting Officer	Award	22,026	$22.70	$499,990	131,426
2024-09-11	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Award	44,052	$22.70	$999,980	24,967,852
2024-09-11	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Other	9,884,095	—	—	9,884,095
2024-09-11	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Award	3,325,991	$22.70	$75,499,996	551,695,096
2024-09-11	Huber Jeff	Director	Other	6,000	—	—	6,000
2024-09-11	Huber Jeff	Director	Award	44,052	$22.70	$999,980	44,052
2024-09-11	Soni Manmeet Singh	Director, COO and CFO	Award	44,052	$22.70	$999,980	3,020,242
2024-08-23	Soni Manmeet Singh	Director, COO and CFO	Award	2,800,000	—	—	2,800,000
2024-08-23	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Award	260,000	—	—	260,000
2024-06-27	Huber Jeff	Director	Award	200,000	—	—	200,000
2024-06-27	Huber Jeff	Director	Other	6,000	—	—	6,000
2024-04-11	Ronaghi Mostafa	Director	Other	0	—	—	0
2024-04-11	Ronaghi Mostafa	Director	Award	200,000	—	—	200,000
2024-04-02	Anand Bhaskar	Chief Accounting Officer	Other	109,400	—	—	109,400
2024-04-02	Soni Manmeet Singh	Director, COO and CFO	Award	1,100,000	—	—	1,100,000
2024-04-02	Anand Bhaskar	Chief Accounting Officer	Award	600,000	—	—	600,000
2024-03-27	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Buy	26,000	$3.72	$96,720	520,814
2024-03-26	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Buy	30,000	$3.75	$112,500	30,000
2024-03-26	Dhingra Ankur	Director	Buy	100,000	$3.75	$375,000	354,958
2024-01-02	Cesano Alessandra	Director	Award	35,000	—	—	35,000
2024-01-02	Booth Robert F.	Director	Award	35,000	—	—	35,000
2024-01-02	Mahatme Ujwala	Director	Award	35,000	—	—	35,000
2024-01-02	Xia Yu	Director	Award	35,000	—	—	35,000
2024-01-02	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Award	74,545	$1.32	$98,399	74,545
2024-01-02	Clark Kenneth A	Director	Award	35,000	—	—	35,000
2023-12-13	Dhingra Ankur	Director	Buy	700	$2.15	$1,505	235,258
2023-12-12	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Buy	5,000	$2.07	$10,350	494,814
2023-12-11	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Exercise	489,814	—	—	0
2023-12-11	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Exercise	489,814	$1.44	$705,332	489,814
2023-10-13	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Award	11,988,198	—	—	11,988,198
2023-10-13	Soni Manmeet Singh	Director, COO and CFO	Award	14,000,000	—	—	14,000,000
2023-10-13	Soni Manmeet Singh	Director, COO and CFO	Buy	2,976,190	$1.68	$4,999,999	2,976,190
2023-03-08	Zanganeh Mahkam	Director, Co-Chief Executive Officer, 10% Owner	Buy	15,973,743	$1.05	$16,772,430	23,395,269
2023-03-07	Dhingra Ankur	Director	Buy	196,362	$1.05	$206,180	234,558
2023-03-07	Dhingra Ankur	Director	Other	39,527	—	—	39,527
2023-03-06	DUGGAN ROBERT W	Director, Co-Chief Executive Officer, 10% Owner	Buy	376,489,880	$1.05	$395,314,374	552,354,161
2023-01-17	Xia Yu	Director	Other	0	—	—	0
2023-01-03	Booth Robert F.	Director	Award	35,000	—	—	35,000
2023-01-03	Soni Manmeet Singh	Director, COO and CFO	Award	35,000	—	—	35,000
2023-01-03	Cesano Alessandra	Director	Award	35,000	—	—	35,000