CITADEL ADVISORS LLC

CIK

1423053

City

MIAMI

State / Country

Stock

DAWN — Day One Biopharmaceuticals, 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 DAWN

Compact Export CSV

Shares Held

Position Value (USD)

45 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$5,610,848	261,700	+66.7%	Call	Defined	2026-05-15
2026-03-31	$3,366,080	157,000	-16.4%	Put	Defined	2026-05-15
2025-12-31	$1,751,228	187,900	-86.2%	Call	Defined	2026-02-17
2025-12-31	$12,671,593	1,359,613	+766.0%	Shares	Defined	2026-02-17
2025-12-31	$1,463,240	157,000	-76.3%	Put	Defined	2026-02-17
2025-09-30	$4,675,651	663,213	+2722.2%	Shares	Defined	2025-11-14
2025-06-30	$152,750	23,500	-96.7%	Put	Defined	2025-08-14
2025-06-30	$4,573,686	703,644	+3490.0%	Shares	Defined	2025-08-14
2025-06-30	$127,400	19,600	-98.5%	Call	Defined	2025-08-14
2025-03-31	$10,618,411	1,339,018	+1840.6%	Shares	Defined	2025-05-15
2025-03-31	$547,170	69,000	+484.7%	Put	Defined	2025-05-15
2025-03-31	$93,574	11,800	-85.6%	Call	Defined	2025-05-15
2024-12-31	$1,038,940	82,000	-86.6%	Put	Defined	2025-02-14
2024-12-31	$7,745,334	611,313	+3222.4%	Shares	Defined	2025-02-14
2024-12-31	$233,128	18,400	-28.4%	Call	Defined	2025-02-14
2024-09-30	$358,001	25,700	+167.7%	Put	Defined	2024-11-14
2024-09-30	$133,728	9,600	-98.0%	Call	Defined	2024-11-14
2024-09-30	$6,745,755	484,261	+31.0%	Shares	Defined	2024-11-14
2024-06-30	$5,093,197	369,608	+700.0%	Shares	Defined	2024-08-14
2024-06-30	$636,636	46,200	+77.0%	Put	Defined	2024-08-14
2024-06-30	$359,658	26,100	+27.9%	Call	Defined	2024-08-14
2024-03-31	$337,008	20,400	-56.8%	Put	Defined	2024-05-15
2024-03-31	$780,817	47,265	+208.9%	Shares	Defined	2024-05-15
2024-03-31	$252,756	15,300	+110.5%	Call	Defined	2024-05-15
2023-12-31	$106,098	7,267	-60.3%	Shares	Defined	2024-02-14
2023-12-31	$267,180	18,300	+20.4%	Call	Defined	2024-02-14
2023-12-31	$221,920	15,200	-10.1%	Put	Defined	2024-02-14
2023-09-30	$207,363	16,900	+150.2%	Call	Defined	2023-11-14
2023-09-30	$82,871	6,754	-56.4%	Shares	Defined	2023-11-14
2023-09-30	$190,185	15,500	-98.0%	Put	Defined	2023-11-14
2023-06-30	$9,219,541	772,156	+2044.9%	Shares	Defined	2023-08-14
2023-06-30	$429,840	36,000	+172.7%	Call	Defined	2023-08-14
2023-06-30	$157,608	13,200	-96.7%	Put	Defined	2023-08-14
2023-03-31	$5,268,902	394,084	+652.1%	Shares	Defined	2023-05-15
2023-03-31	$700,588	52,400	+277.0%	Call	Defined	2023-05-15
2023-03-31	$185,843	13,900	+139.7%	Put	Defined	2023-05-15
2022-12-31	$124,816	5,800	-15.6%	Put	Defined	2023-02-14
2022-12-31	$147,863	6,871	-74.2%	Shares	Defined	2023-02-14
2022-12-31	$572,432	26,600	-44.5%	Call	Defined	2023-02-14
2022-09-30	$960,397	47,948	+242.5%	Shares	Defined	2022-11-14
2022-09-30	$280,420	14,000	-75.7%	Put	Defined	2022-11-14
2022-06-30	$1,031,040	57,600	+174.3%	Call	Defined	2022-08-15
2022-06-30	$375,900	21,000	-64.9%	Put	Defined	2022-08-15
2022-06-30	$1,070,491	59,804	-46.5%	Shares	Defined	2022-08-15
2022-03-31	$1,108,421	111,736	—	Shares	Defined	2022-05-16
No 13F history on record for this holder in this stock.