There is a long list of 84 institutional holders of FBIZ within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of FBIZ by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-FBIZ table below, the initial column indicates the name of each top institutional holder of FBIZ, with a link to that fund's top holdings. The next columns indicate the amount of FBIZ stock held by each of the institutional holders of FBIZ, followed by the FBIZ position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	689,085	$27,632	12/31/2023
FBIZ	689,085	$27,632	12/31/2023
Dimensional Fund Advisors LP	525,683	$21,080	12/31/2023
FBIZ	525,683	$21,080	12/31/2023
Banc Funds Co. LLC	458,694	$18,394	12/31/2023
FBIZ	458,694	$18,394	12/31/2023
Vanguard Group Inc.	353,571	$14,178	12/31/2023
FBIZ	353,571	$14,178	12/31/2023
First Business Financial Services Inc.	349,522	$14,016	12/31/2023
FBIZ	349,522	$14,016	12/31/2023
The Manufacturers Life Insurance Company	287,596	$11,533	12/31/2023
FBIZ	287,596	$11,533	12/31/2023
M3F Inc.	219,341	$8,796	12/31/2023
FBIZ	219,341	$8,796	12/31/2023
Pacific Ridge Capital Partners LLC	167,009	$6,697	12/31/2023
FBIZ	167,009	$6,697	12/31/2023
Geode Capital Management LLC	155,731	$6,245	12/31/2023
FBIZ	155,731	$6,245	12/31/2023
Cutler Capital Management LLC	152,514	$6,116	12/31/2023
FBIZ	152,514	$6,116	12/31/2023
Renaissance Technologies LLC	152,077	$6,098	12/31/2023
FBIZ	152,077	$6,098	12/31/2023
Franklin Resources Inc.	130,824	$5,246	12/31/2023
FBIZ	130,824	$5,246	12/31/2023
State Street Corp	117,674	$4,719	12/31/2023
FBIZ	117,674	$4,719	12/31/2023
Alliancebernstein L.P.	117,132	$4,697	12/31/2023
FBIZ	117,132	$4,697	12/31/2023
LSV Asset Management	109,225	$4,380	12/31/2023
FBIZ	109,225	$4,380	12/31/2023
Northern Trust Corp	101,942	$4,088	12/31/2023
FBIZ	101,942	$4,088	12/31/2023
Bridgeway Capital Management Inc.	83,526	$3,349	12/31/2023
FBIZ	83,526	$3,349	12/31/2023
Hotchkis & Wiley Capital Management LLC	82,869	$3,323	12/31/2023
FBIZ	82,869	$3,323	12/31/2023
American Century Companies Inc.	66,116	$2,651	12/31/2023
FBIZ	66,116	$2,651	12/31/2023
Federated Hermes Inc.	65,483	$2,626	12/31/2023
FBIZ	65,483	$2,626	12/31/2023
Poehling Capital Management LLC	58,327	$2,339	12/31/2023
FBIZ	58,327	$2,339	12/31/2023
Vista Investment Management	52,410	$2,102	12/31/2023
FBIZ	52,410	$2,102	12/31/2023
Acadian Asset Management LLC	52,398	$2,100	12/31/2023
FBIZ	52,398	$2,100	12/31/2023
John W. Rosenthal Capital Management Inc.	45,000	$1,804	12/31/2023
FBIZ	45,000	$1,804	12/31/2023
Empowered Funds LLC	38,126	$1,529	12/31/2023
FBIZ	38,126	$1,529	12/31/2023
Uncommon Cents Investing LLC	36,380	$1,364	03/31/2024
FBIZ	36,380	$1,364	03/31/2024
Bank of New York Mellon Corp	35,893	$1,346	03/31/2024
FBIZ	35,893	$1,346	03/31/2024
Goldman Sachs Group Inc.	31,557	$1,265	12/31/2023
FBIZ	31,557	$1,265	12/31/2023
Morgan Stanley	30,902	$1,239	12/31/2023
FBIZ	30,902	$1,239	12/31/2023
Barclays PLC	28,201	$1,131	12/31/2023
FBIZ	28,201	$1,131	12/31/2023
Gator Capital Management LLC	23,850	$956	12/31/2023
FBIZ	23,850	$956	12/31/2023
Nuveen Asset Management LLC	23,004	$922	12/31/2023
FBIZ	23,004	$922	12/31/2023
Charles Schwab Investment Management Inc.	20,699	$830	12/31/2023
FBIZ	20,699	$830	12/31/2023
Invesco Ltd.	18,729	$751	12/31/2023
FBIZ	18,729	$751	12/31/2023
Price T Rowe Associates Inc. MD	18,422	$739	12/31/2023
FBIZ	18,422	$739	12/31/2023
EAM Investors LLC	18,274	$733	12/31/2023
FBIZ	18,274	$733	12/31/2023
Martingale Asset Management L P	14,522	$582	12/31/2023
FBIZ	14,522	$582	12/31/2023
Royal Bank of Canada	14,507	$582	12/31/2023
FBIZ	14,507	$582	12/31/2023
Riverwater Partners LLC	14,490	$581	12/31/2023
FBIZ	14,490	$581	12/31/2023
Hsbc Holdings PLC	13,559	$556	12/31/2023
FBIZ	13,559	$556	12/31/2023
Wealth Enhancement Advisory Services LLC	12,824	$481	03/31/2024
FBIZ	12,824	$481	03/31/2024
Ameriprise Financial Inc.	11,808	$474	12/31/2023
FBIZ	11,808	$474	12/31/2023
Rhumbline Advisers	11,377	$456	12/31/2023
FBIZ	11,377	$456	12/31/2023
Bank of America Corp DE	10,825	$434	12/31/2023
FBIZ	10,825	$434	12/31/2023
Globeflex Capital L P	10,795	$433	12/31/2023
FBIZ	10,795	$433	12/31/2023
Baird Financial Group Inc.	10,240	$411	12/31/2023
FBIZ	10,240	$411	12/31/2023
GSA Capital Partners LLP	9,350	$375	12/31/2023
FBIZ	9,350	$375	12/31/2023
Kestra Advisory Services LLC	9,200	$369	12/31/2023
FBIZ	9,200	$369	12/31/2023
Millennium Management LLC	8,771	$352	12/31/2023
FBIZ	8,771	$352	12/31/2023
UBS Group AG	8,722	$350	12/31/2023
FBIZ	8,722	$350	12/31/2023