CITADEL ADVISORS LLC

CIK

1423053

City

MIAMI

State / Country

Stock

SMMT — Summit Therapeutics Inc.

Top Portfolio Positions

4,269 positions · $549,594,039,539 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
SPY	Spdr S&P 500 ETF Trust	64,565,975	$41,989,836,181	7.64%
QQQ	Invesco Qqq Trust, Series 1	55,171,964	$31,844,154,181	5.79%
NVDA	Nvidia Corp Technology	137,243,161	$23,935,207,278	4.36%
TSLA	Tesla, Inc. Consumer Cyclical	63,922,509	$23,763,192,720	4.32%
GLD	Spdr Gold Trust	34,441,722	$14,819,928,559	2.70%
AAPL	Apple Inc. Technology	55,393,070	$14,058,207,235	2.56%
META	Meta Platforms, Inc. Communication Services	23,967,037	$13,712,260,878	2.49%
MSFT	Microsoft Corp Technology	32,176,424	$11,910,746,871	2.17%
AMZN	Amazon Com Inc Consumer Cyclical	51,582,437	$10,743,074,153	1.95%
MU	Micron Technology Inc Technology	31,629,772	$10,685,802,171	1.94%

Portfolio Trend

25 quarters · across all stocks

Holdings in SMMT

Compact Export CSV

Shares Held

Position Value (USD)

49 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$8,375,447	441,743	-12.6%	Shares	Defined	2026-05-15
2026-03-31	$9,586,176	505,600	+345.1%	Call	Defined	2026-05-15
2026-03-31	$2,153,856	113,600	-72.8%	Put	Defined	2026-05-15
2025-12-31	$7,302,075	417,500	-83.1%	Put	Defined	2026-02-17
2025-12-31	$43,300,132	2,475,708	+676.6%	Shares	Defined	2026-02-17
2025-12-31	$5,575,812	318,800	-56.1%	Call	Defined	2026-02-17
2025-09-30	$15,007,424	726,400	+258.3%	Put	Defined	2025-11-14
2025-09-30	$4,188,029	202,712	-66.1%	Shares	Defined	2025-11-14
2025-09-30	$12,348,482	597,700	+483.6%	Call	Defined	2025-11-14
2025-06-30	$2,179,433	102,417	-88.1%	Shares	Defined	2025-08-14
2025-06-30	$18,366,768	863,100	+119.2%	Call	Defined	2025-08-14
2025-06-30	$8,377,936	393,700	-60.6%	Put	Defined	2025-08-14
2025-03-31	$19,265,694	998,740	+289.2%	Shares	Defined	2025-05-15
2025-03-31	$4,949,814	256,600	-35.0%	Call	Defined	2025-05-15
2025-03-31	$7,611,834	394,600	+25.2%	Put	Defined	2025-05-15
2024-12-31	$5,626,528	315,300	+68.2%	Put	Defined	2025-02-14
2024-12-31	$3,344,277	187,407	-21.6%	Shares	Defined	2025-02-14
2024-12-31	$4,264,955	239,000	-47.8%	Call	Defined	2025-02-14
2024-09-30	$10,025,820	457,800	-29.7%	Put	Defined	2024-11-14
2024-09-30	$14,253,242	650,833	+98.8%	Shares	Defined	2024-11-14
2024-09-30	$7,170,060	327,400	+127.7%	Call	Defined	2024-11-14
2024-06-30	$1,121,640	143,800	+119.5%	Call	Defined	2024-08-14
2024-06-30	$510,900	65,500	+1309900.0%	Put	Defined	2024-08-14
2024-03-31	$20	5	-99.9%	Shares	Defined	2024-05-15
2024-03-31	$15,318	3,700	-84.2%	Put	Defined	2024-05-15
2024-03-31	$96,876	23,400	+48.1%	Call	Defined	2024-05-15
2023-12-31	$41,238	15,800	+15700.0%	Call	Defined	2024-02-14
2023-12-31	$261	100	-99.0%	Put	Defined	2024-02-14
2023-03-31	$16,975	9,700	+14.1%	Call	Defined	2023-05-15
2023-03-31	$14,875	8,500	-62.0%	Put	Defined	2023-05-15
2023-03-31	$39,166	22,381	-82.4%	Shares	Defined	2023-05-15
2022-12-31	$539,750	127,000	+63.7%	Put	Defined	2023-02-14
2022-12-31	$329,800	77,600	+60.4%	Call	Defined	2023-02-14
2022-12-31	$205,606	48,378	+83.9%	Shares	Defined	2023-02-14
2022-09-30	$31,297	26,300	-52.8%	Call	Defined	2022-11-14
2022-06-30	$55,700	55,700	-1.8%	Call	Defined	2022-08-15
2022-06-30	$56,743	56,743	+333.2%	Shares	Defined	2022-08-15
2022-03-31	$32,095	13,100	-16.6%	Call	Defined	2022-05-16
2021-12-31	$42,233	15,700	-63.1%	Put	Defined	2022-02-14
2021-12-31	$114,575	42,593	+230.2%	Shares	Defined	2022-02-14
2021-12-31	$34,701	12,900	-34.8%	Call	Defined	2022-02-14
2021-09-30	$99,198	19,800	-17.5%	Call	Defined	2021-11-15
2021-09-30	$120,240	24,000	+100.0%	Put	Defined	2021-11-15
2021-06-30	$89,520	12,000	-53.2%	Call	Defined	2021-08-16
2021-06-30	$191,110	25,618	-16.6%	Shares	Defined	2021-08-16
2021-06-30	$229,022	30,700	-27.9%	Put	Defined	2021-08-16
2021-03-31	$250,008	42,591	+208.6%	Shares	Defined	2021-05-21
2021-03-31	$81,006	13,800	-14.7%	Call	Defined	2021-05-21
2020-12-31	$75,999	16,170	—	Shares	Defined	2021-02-16
No 13F history on record for this holder in this stock.