First Business Financial Services FBIZ Institutional Ownership

NASDAQ FBIZ

$72.35 +1.45 (+2.05%)

As of: Oct 22, 2026 · 12:32 PM EDT

Institutions by Trading Activity

140 Institutions

Increased 77 55.0%

Unchanged 24 17.1%

Reduced 39 27.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

70.94%

▲+1.75 pp QoQ

Shares Held by Institutions

5.94Mn

of 8.37Mn outstanding

▲+2.84% QoQ

Shares Outstanding

8.37Mn

2.43Mn held outside 13F filers

Institutional Investors

140

filed 13F for Jun 2026

▼-3 vs prior quarter

Net Shares Added (QoQ)

+163.97K

accumulated since last quarter

Value of Holdings

$421.46Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Updated Oct 11, 2026

First Business Financial Services, Inc. (NASDAQ:FBIZ) was reported as a holding by 140 institutional investors in 13F filings for the quarter ended June 30, 2026.

Collectively, these holders controlled 70.94% of First Business Financial Services' outstanding shares in Q2 2026, up from 69.18% in Q1 2026.
Total shares held in First Business Financial Services rose 2.84% from Q1 2026, while the number of holders rose 22.81% from Q2 2025.
Among the 140 holders of First Business Financial Services, 77 added to their positions, 39 reduced their stakes and 24 left their positions unchanged.
Combined, institutional investors held 5.94Mn shares of FBIZ as of Q2 2026, up 163.97K from the prior quarter and up 367.88K from a year earlier.
As of June 30, 2026, BlackRock, Inc. held the largest stake in First Business Financial Services with 928.38K shares, or 11.09% of shares outstanding.
Among holders that already owned First Business Financial Services, the biggest buyers in Q2 2026 were BlackRock, Inc. (+58.18K shares), Two Sigma Investments, LP (+41.87K shares), AQR Capital Management LLC (+34.3K shares), American Century Companies Inc (+32.65K shares) and Citadel Advisors LLC (+16.44K shares).
The largest position reductions in FBIZ for Q2 2026 were by First Business Financial Services, Inc. (-21.12K shares), AllianceBernstein L.P. (-15.69K shares), Goldman Sachs Group Inc (-12.72K shares), Integrated Quantitative Investments LLC (-11.72K shares) and GSA Capital Partners LLP (-10.11K shares).
Business Quant data shows the 10 biggest positions in First Business Financial Services as of Q2 2026 were held by BlackRock, Inc. (928.38K shares), Dimensional Fund Advisors LP (498.43K shares), Vanguard Capital Management LLC (343.48K shares), First Business Financial Services, Inc. (340.19K shares), American Century Companies Inc (272.79K shares), Manufacturers Life Insurance Company, The (243K shares), Geode Capital Management, LLC (214.99K shares), State Street Corp (187.37K shares), Banc Funds Co LLC (163.22K shares) and Cutler Capital Management, LLC (154.35K shares).

Form 13F Holdings

140 Institutional Holders

Report period 30 Jun, 2026

Total shares held 5.94Mn

Of outstanding 70.94%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	928,380	11.09%	▲58,178	+6.69%	$58.65Mn
2	DIMENSIONAL FUND ADVISORS LP	0000354204	498,430	5.96%	▼1,286	-0.26%	$31.49Mn
3	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	343,482	4.10%	▲2,944	+0.86%	$21.70Mn
4	First Business Financial Services, Inc.	0001521951	340,189	4.07%	▼21,122	-5.85%	$21.49Mn
5	AMERICAN CENTURY COMPANIES INC	0000748054	272,788	3.26%	▲32,651	+13.60%	$17.23Mn
6	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0000928047	243,005	2.90%	▼1,790	-0.73%	$15.35Mn
7	GEODE CAPITAL MANAGEMENT, LLC	0001214717	214,987	2.57%	▲15,215	+7.62%	$13.58Mn
8	State Street Corp	0000093751	187,371	2.24%	▲13,653	+7.86%	$11.84Mn
9	BANC FUNDS CO LLC	0001029311	163,224	1.95%	▼3,000	-1.80%	$10.31Mn
10	Cutler Capital Management, LLC	0001353098	154,346	1.84%	▼244	-0.16%	$9.75Mn
11	LSV ASSET MANAGEMENT	0001050470	141,025	1.69%	▼2,600	-1.81%	$8.91K
12	Pacific Ridge Capital Partners, LLC	0001591546	139,808	1.67%	▼1,084	-0.77%	$8.83Mn
13	AQR CAPITAL MANAGEMENT LLC	0001167557	128,927	1.54%	▲34,300	+36.25%	$8.14Mn
14	Federated Hermes, Inc.	0001056288	125,563	1.50%	▲9,430	+8.12%	$7.93Mn
15	RENAISSANCE TECHNOLOGIES LLC	0001037389	120,865	1.44%	▼1,600	-1.31%	$7.64Mn
16	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	101,542	1.21%	▲9,273	+10.05%	$6.41Mn
17	De Lisle Partners LLP	0002011184	98,812	1.18%	0	0.00%	$6.26Mn
18	Hillsdale Investment Management Inc.	0001368465	91,671	1.10%	▲8,600	+10.35%	$5.79Mn
19	Northern Trust Corp	0000073124	83,399	1.00%	▲3,926	+4.94%	$5.27Mn
20	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	80,557	0.96%	▲3,175	+4.10%	$5.09Mn

Showing 1 to 20 of 140 holders