Citadel Advisors’s First Business Financial Services FBIZ Stock Holding History

Citadel Advisors’s Portfolio FBIZ Stock Details FBIZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.32M	Buy	20,897 +16,441	+369%	+$952K	﹤0.01%	7520
2026 Q1	$240K	Buy	+4,456	New	+$248K	﹤0.01%	10997
2025 Q3	–	Sell	-12,611	Closed	-$639K	–	13129
2025 Q2	$639K	Buy	+12,611	New	+$605K	﹤0.01%	8049
2025 Q1	–	Sell	-5,362	Closed	-$248K	–	14783
2024 Q4	$248K	Buy	+5,362	New	+$251K	﹤0.01%	10047
2022 Q4	–	Sell	-9,528	Closed	-$308K	–	15006
2022 Q3	$308K	Sell	9,528 -9,210	-49%	-$306K	﹤0.01%	9512
2022 Q2	$584K	Buy	18,738 +9,342	+99%	+$312K	﹤0.01%	8294
2022 Q1	$308K	Buy	+9,396	New	+$303K	﹤0.01%	10527
2021 Q3	–	Sell	-9,740	Closed	-$263K	–	14017
2021 Q2	$263K	Buy	+9,740	New	+$257K	﹤0.01%	11589

Other funds holding FBIZ

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

FBFS

First Business Financial Services Madison, Wisconsin $1.29B AUM 27.28% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

BFC

Banc Funds Company Chicago, Illinois $605M AUM 26% 1-Year Est. Return

CCM

Cutler Capital Management Worcester, Massachusetts $385M AUM 19.11% 1-Year Est. Return

Citadel Advisors's FBIZ Position: Q2 2026 in Review

Citadel Advisors increased its First Business Financial Services (FBIZ) stake by 369% in Q2 2026, buying an estimated $952K and bringing the position to 20,897 shares worth $1.32M. The position accounts for ﹤0.01% of the portfolio, ranked #7520.

Citadel Advisors first reported a position in FBIZ in Q2 2021 and has held it in 8 quarters since. 142 funds tracked by Wall St. Rank hold FBIZ as of Q2 2026.

Citadel Advisors held 20,897 shares of First Business Financial Services worth $1.32M as of Q2 2026.
Citadel Advisors bought 16,441 First Business Financial Services shares in Q2 2026, an estimated $952K.
First Business Financial Services made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #7520 holding.
Citadel Advisors first reported a position in First Business Financial Services in Q2 2021 and has held it in 8 quarters since.
142 funds tracked by Wall St. Rank held First Business Financial Services as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.