CITADEL ADVISORS LLC

CIK

1423053

City

MIAMI

State / Country

Stock

SY — So-Young International Inc.

Top Portfolio Positions

4,277 positions · $548,325,010,314 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	7.66%
QQQ	Invesco Qqq Trust, Series 1	55,171,964	$31,844,154,181	5.81%
NVDA	Nvidia Corp Technology	137,243,161	$23,935,207,278	4.37%
TSLA	Tesla, Inc. Consumer Cyclical	63,922,509	$23,763,192,720	4.33%
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	2.50%
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	1.96%
MU	Micron Technology Inc Technology	31,629,772	$10,685,802,171	1.95%

Portfolio Trend

25 quarters · across all stocks

Holdings in SY

Compact Export CSV

Shares Held

Position Value (USD)

42 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$181,272	66,400	-70.6%	Put	Defined	2026-05-15
2025-12-31	$577,451	225,567	+148.4%	Shares	Defined	2026-02-17
2025-12-31	$232,448	90,800	+129.3%	Put	Defined	2026-02-17
2025-09-30	$153,252	39,600	+107.3%	Put	Defined	2025-11-14
2025-06-30	$59,210	19,100	+27.3%	Call	Defined	2025-08-14
2025-06-30	$46,518	15,006	-79.2%	Shares	Defined	2025-08-14
2025-03-31	$59,974	72,259	+21.6%	Shares	Defined	2025-05-15
2025-03-31	$49,302	59,400	+304.1%	Call	Defined	2025-05-15
2024-09-30	$13,818	14,700	-75.6%	Call	Defined	2024-11-14
2024-06-30	$64,078	60,168	+232.4%	Shares	Defined	2024-08-14
2024-06-30	$19,276	18,100	+18000.0%	Call	Defined	2024-08-14
2024-03-31	$109	100	-99.3%	Put	Defined	2024-05-15
2024-03-31	$15,805	14,500	-78.6%	Call	Defined	2024-05-15
2024-03-31	$73,984	67,876	+11.7%	Shares	Defined	2024-05-15
2023-12-31	$78,358	60,743	+60643.0%	Shares	Defined	2024-02-14
2023-12-31	$129	100	-75.0%	Call	Defined	2024-02-14
2023-12-31	$516	400	+300.0%	Put	Defined	2024-02-14
2023-09-30	$104	100	-99.9%	Call	Defined	2023-11-14
2023-09-30	$136,934	131,038	+43579.3%	Shares	Defined	2023-11-14
2023-09-30	$313	300	-62.5%	Put	Defined	2023-11-14
2023-06-30	$1,472	800	-11.1%	Put	Defined	2023-08-14
2023-06-30	$1,656	900	-99.0%	Call	Defined	2023-08-14
2023-06-30	$160,687	87,330	+12375.7%	Shares	Defined	2023-08-14
2023-03-31	$1,505	700	-99.8%	Put	Defined	2023-05-15
2023-03-31	$638,670	297,056	+9482.5%	Shares	Defined	2023-05-15
2023-03-31	$6,665	3,100	-72.6%	Call	Defined	2023-05-15
2022-06-30	$9,684	11,300	-6.6%	Put	Defined	2022-08-15
2022-03-31	$23,958	12,100	+8.0%	Put	Defined	2022-05-16
2021-09-30	$47,712	11,200	-85.0%	Put	Defined	2021-11-15
2021-09-30	$318,878	74,854	+154.6%	Shares	Defined	2021-11-15
2021-09-30	$125,244	29,400	+9.3%	Call	Defined	2021-11-15
2021-06-30	$258,509	26,900	+54.6%	Call	Defined	2021-08-16
2021-06-30	$167,214	17,400	-50.3%	Put	Defined	2021-08-16
2021-06-30	$336,301	34,995	+144.7%	Shares	Defined	2021-08-16
2021-03-31	$141,141	14,300	-40.9%	Put	Defined	2021-05-21
2021-03-31	$238,873	24,202	-24.4%	Shares	Defined	2021-05-21
2020-12-31	$355,797	32,025	+27.6%	Shares	Defined	2021-02-16
2020-09-30	$313,499	25,100	-61.0%	Put	Defined	2020-11-16
2020-09-30	$802,907	64,284	+518.1%	Shares	Defined	2020-11-16
2020-06-30	$141,128	10,400	-11.1%	Put	Defined	2020-08-14
2020-06-30	$158,769	11,700	-14.6%	Call	Defined	2020-08-14
2020-06-30	$185,867	13,697	—	Shares	Defined	2020-08-14
No 13F history on record for this holder in this stock.