CITADEL ADVISORS LLC

CIK

1423053

City

MIAMI

State / Country

Stock

SMWB — Similarweb Ltd.

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 SMWB

Compact Export CSV

Shares Held

Position Value (USD)

47 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$323,901	124,100	-73.9%	Put	Defined	2026-05-15
2026-03-31	$1,242,373	476,005	+66.5%	Shares	Defined	2026-05-15
2025-12-31	$2,141,391	285,900	+42.9%	Put	Defined	2026-02-17
2025-12-31	$1,498,853	200,114	+388.1%	Shares	Defined	2026-02-17
2025-09-30	$381,300	41,000	-84.3%	Call	Defined	2025-11-14
2025-09-30	$2,426,081	260,869	-57.8%	Shares	Defined	2025-11-14
2025-09-30	$5,742,750	617,500	-29.9%	Put	Defined	2025-11-14
2025-06-30	$6,901,277	880,265	+114.0%	Shares	Defined	2025-08-14
2025-06-30	$3,225,376	411,400	+537.8%	Put	Defined	2025-08-14
2025-06-30	$505,680	64,500	-21.8%	Call	Defined	2025-08-14
2025-03-31	$682,275	82,500	-67.7%	Call	Defined	2025-05-15
2025-03-31	$2,111,331	255,300	-48.9%	Put	Defined	2025-05-15
2025-03-31	$4,135,000	500,000	+254.4%	Shares	Defined	2025-05-15
2024-12-31	$1,999,387	141,100	-45.1%	Call	Defined	2025-02-14
2024-12-31	$3,643,446	257,124	+1649.1%	Shares	Defined	2025-02-14
2024-12-31	$208,299	14,700	-99.1%	Put	Defined	2025-02-14
2024-09-30	$14,859,464	1,680,935	+13240.8%	Shares	Defined	2024-11-14
2024-09-30	$111,384	12,600	-88.5%	Put	Defined	2024-11-14
2024-06-30	$849,299	109,305	+21761.0%	Shares	Defined	2024-08-14
2024-06-30	$3,885	500	0.0%	Put	Defined	2024-08-14
2024-03-31	$4,500	500	-86.1%	Put	Defined	2024-05-15
2024-03-31	$32,400	3,600	-79.1%	Call	Defined	2024-05-15
2024-03-31	$154,764	17,196	+17096.0%	Shares	Defined	2024-05-15
2023-12-31	$533	100	-99.9%	Call	Defined	2024-02-14
2023-12-31	$497,779	93,392	+11574.0%	Shares	Defined	2024-02-14
2023-12-31	$4,264	800	-60.0%	Put	Defined	2024-02-14
2023-06-30	$13,120	2,000	-90.0%	Call	Defined	2023-08-14
2023-06-30	$130,779	19,936	+2115.1%	Shares	Defined	2023-08-14
2023-06-30	$5,904	900	+800.0%	Put	Defined	2023-08-14
2023-03-31	$676	100	-97.6%	Put	Defined	2023-05-15
2023-03-31	$28,392	4,200	-86.9%	Call	Defined	2023-05-15
2023-03-31	$216,832	32,076	-29.3%	Shares	Defined	2023-05-15
2022-12-31	$291,922	45,400	+3392.3%	Put	Defined	2023-02-14
2022-12-31	$8,359	1,300	-97.2%	Call	Defined	2023-02-14
2022-09-30	$270,743	46,202	+237.2%	Shares	Defined	2022-11-14
2022-09-30	$80,282	13,700	-75.8%	Call	Defined	2022-11-14
2022-09-30	$331,090	56,500	+391.3%	Put	Defined	2022-11-14
2022-06-30	$94,875	11,500	-83.1%	Put	Defined	2022-08-15
2022-06-30	$561,676	68,082	+322.9%	Shares	Defined	2022-08-15
2022-06-30	$132,825	16,100	-55.5%	Call	Defined	2022-08-15
2022-03-31	$468,790	36,200	+122.1%	Put	Defined	2022-05-16
2022-03-31	$211,085	16,300	-86.2%	Call	Defined	2022-05-16
2022-03-31	$1,533,292	118,401	-10.1%	Shares	Defined	2022-05-16
2021-12-31	$2,359,802	131,759	+905.8%	Shares	Defined	2022-02-14
2021-12-31	$234,621	13,100	-66.0%	Put	Defined	2022-02-14
2021-09-30	$806,599	38,538	-67.6%	Shares	Defined	2021-11-15
2021-06-30	$2,346,269	119,100	—	Shares	Defined	2021-08-16
No 13F history on record for this holder in this stock.