13F Insight
DOSSIER · 13F Holders · Q1 2026Defensive growthQuality
FBIZ

FIRST BUSINESS FINL SVCS INC

146 institutions still hold FIRST BUSINESS FINL SVCS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 319390100·146 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 1.9%
vs prior quarter
13F value held
$228M
49.0% inst. owned
of float
Holders
146
+89 QoQ
filers reporting
Activity
+9 / −72
+932 added · −836 reduced
this quarter
Concentration
20.56%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

146 institutions reported FBIZ in Q1 2026. BlackRock, Inc. leads at 20.6% of the visible book. +89 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$47M870K0.00%Q1 202602
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$27M500K0.01%Q1 202603
FIRST BUSINESS FINANCIAL SERVICES, INC.
CIK 0001521951
$19M361K1.73%Q1 202604
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$18M341K0.00%Q1 202605
MANUFACTURERS LIFE INSURANCE COMPANY, THE
CIK 0000928047
$13M245K0.01%Q1 202606
AMERICAN CENTURY COMPANIES INC
CIK 0000748054
$13M240K0.01%Q1 202607
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$11M200K0.00%Q1 202608
STATE STREET CORP
CIK 0000093751
$9M174K0.00%Q1 202609
BANC FUNDS CO LLC
CIK 0001029311
$9M166K1.67%Q1 202610
Cutler Capital Management, LLC
CIK 0001353098
$8M155K2.25%Q1 202611
Pacific Ridge Capital Partners, LLC
CIK 0001591546
$8M141K1.65%Q1 202612
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$7M122K0.01%Q1 202613
FEDERATED HERMES, INC.
CIK 0001056288
$6M116K0.01%Q1 202614
De Lisle Partners LLP
CIK 0002011184
$5M99K0.64%Q1 202615
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
$5M95K0.00%Q1 202616
Vanguard Portfolio Management
CIK 0002100121
$5M92K0.00%Q1 202617
Hillsdale Investment Management Inc.
CIK 0001368465
$4M83K0.12%Q1 202618
NORTHERN TRUST CORP
CIK 0000073124· Index
$4M79K0.00%Q1 202619
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 0001107261
$4M77K0.08%Q1 202620
MORGAN STANLEY
CIK 0000895421
$4M76K0.00%Q1 2026
Page 1 of 8
126 more holders available. Log in →