Citadel Advisors’s WISeKey WKEY Stock Holding History

Citadel Advisors’s Portfolio WKEY Stock Details WKEY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q4	–	Sell	-40	Closed	-$74	–	15361
2023 Q3	$74	Buy	+40	New	+$132	﹤0.01%	14172
2022 Q2	–	Sell	-2,800	Closed	-$36K	–	14231
2022 Q1	$36K	Buy	+2,800	New	+$45.7K	﹤0.01%	13005
2021 Q4	–	Sell	-3,760	Closed	-$118K	–	14856
2021 Q3	$118K	Sell	3,760 -4,000	-52%	-$139K	﹤0.01%	12667
2021 Q2	$278K	Buy	+7,760	New	+$332K	﹤0.01%	11453

Other funds holding WKEY

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

FWM

Finer Wealth Management Salem, Massachusetts $199M AUM 31.61% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return

Virtu Financial New York $2.41B AUM 48.35% 1-Year Est. Return

XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return

SBI Securities Tokyo, Japan $4.4B AUM 74.25% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return

Citadel Advisors's WKEY Position: Q1 2026 in Review

Citadel Advisors opened a new position in WISeKey (WKEY) in Q1 2026: 61,117 shares worth $375K. The stake represents ﹤0.01% of the portfolio and ranks #9950 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in WKEY as recently as Q3 2023.

Citadel Advisors first reported a position in WKEY in Q1 2021 and has held it in 7 quarters since. 17 funds tracked by Wall St. Rank hold WKEY as of Q1 2026.

Citadel Advisors held 61,117 shares of WISeKey worth $375K as of Q1 2026.
WISeKey was a new Citadel Advisors position in Q1 2026.
WISeKey made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #9950 holding.
Citadel Advisors first reported a position in WISeKey in Q1 2021 and has held it in 7 quarters since.
17 funds tracked by Wall St. Rank held WISeKey as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.