CITADEL ADVISORS LLC

CIK

1423053

City

MIAMI

State / Country

Stock

FISI — Financial Institutions 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 FISI

Compact Export CSV

Shares Held

Position Value (USD)

44 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$363,364	11,459	-50.8%	Shares	Defined	2026-05-15
2025-12-31	$725,449	23,274	+171.3%	Shares	Defined	2026-02-17
2025-09-30	$233,348	8,579	-73.9%	Shares	Defined	2025-11-14
2025-06-30	$843,074	32,830	+32.0%	Shares	Defined	2025-08-14
2025-03-31	$620,655	24,866	+3452.3%	Shares	Defined	2025-05-15
2024-12-31	$19,103	700	+250.0%	Call	Defined	2025-02-14
2024-12-31	$5,458	200	-99.1%	Put	Defined	2025-02-14
2024-12-31	$603,244	22,105	+7268.3%	Shares	Defined	2025-02-14
2024-09-30	$7,641	300	-70.0%	Put	Defined	2024-11-14
2024-09-30	$25,470	1,000	-96.0%	Call	Defined	2024-11-14
2024-09-30	$640,544	25,149	+8283.0%	Shares	Defined	2024-11-14
2024-06-30	$5,796	300	-99.0%	Put	Defined	2024-08-14
2024-06-30	$593,104	30,699	+1037.0%	Shares	Defined	2024-08-14
2024-06-30	$52,164	2,700	+17.4%	Call	Defined	2024-08-14
2024-03-31	$43,286	2,300	+91.7%	Call	Defined	2024-05-15
2024-03-31	$22,584	1,200	-87.5%	Put	Defined	2024-05-15
2024-03-31	$180,991	9,617	-56.5%	Shares	Defined	2024-05-15
2023-12-31	$471,070	22,116	+10958.0%	Shares	Defined	2024-02-14
2023-12-31	$4,260	200	-75.0%	Put	Defined	2024-02-14
2023-12-31	$17,040	800	+14.3%	Call	Defined	2024-02-14
2023-09-30	$11,781	700	-85.1%	Put	Defined	2023-11-14
2023-09-30	$79,101	4,700	-44.9%	Call	Defined	2023-11-14
2023-09-30	$143,593	8,532	-80.9%	Shares	Defined	2023-11-14
2023-06-30	$703,687	44,707	+22253.5%	Shares	Defined	2023-08-14
2023-06-30	$3,148	200	-90.9%	Call	Defined	2023-08-14
2023-06-30	$34,628	2,200	-26.7%	Put	Defined	2023-08-14
2023-03-31	$57,840	3,000	-6.2%	Call	Defined	2023-05-15
2023-03-31	$61,696	3,200	-92.4%	Put	Defined	2023-05-15
2023-03-31	$808,467	41,933	+10383.2%	Shares	Defined	2023-05-15
2022-12-31	$9,744	400	-98.8%	Call	Defined	2023-02-14
2022-12-31	$790,067	32,433	+5305.5%	Shares	Defined	2023-02-14
2022-12-31	$14,616	600	-99.0%	Put	Defined	2023-02-14
2022-09-30	$1,505,601	62,551	+54.7%	Shares	Defined	2022-11-14
2022-06-30	$1,052,274	40,441	-14.3%	Shares	Defined	2022-08-15
2022-03-31	$1,421,894	47,192	+124.7%	Shares	Defined	2022-05-16
2022-03-31	$632,730	21,000	-27.2%	Put	Defined	2022-05-16
2021-12-31	$917,111	28,840	+42.1%	Shares	Defined	2022-02-14
2021-12-31	$645,540	20,300	+177.4%	Put	Defined	2022-02-14
2021-09-30	$224,326	7,319	-31.7%	Shares	Defined	2021-11-15
2021-06-30	$321,450	10,715	-82.3%	Shares	Defined	2021-08-16
2020-12-31	$1,360,349	60,460	-18.5%	Shares	Defined	2021-02-16
2020-09-30	$1,142,156	74,166	+81.1%	Shares	Defined	2020-11-16
2020-06-30	$762,004	40,946	+45.0%	Shares	Defined	2020-08-14
2020-03-31	$512,128	28,232	—	Shares	Defined	2020-05-15
No 13F history on record for this holder in this stock.