FIRST BUSINESS FINANCIAL SERVICES, INC. - FBIZ

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
BlackRock, Inc. History Added to 870,202 46,929 0.0% 0.0% 1 +414 0.05% Q1 2026 May 13, 2026
DIMENSIONAL FUND ADVISORS LP History Added to 499,716 26,950 0.01% 0.01% 2 +340 0.07% Q1 2026 May 07, 2026
VANGUARD GROUP INC History No change 480,482 26,090 0.0% 0.0% 3 0 0.0% Q4 2025 Jan 29, 2026
FIRST BUSINESS FINANCIAL SERVICES, INC. History No change 361,311 19,485 1.73% 1.8% 4 0 0.0% Q1 2026 May 01, 2026
VANGUARD CAPITAL MANAGEMENT LLC History New 340,538 18,365 0.0% 5 +340,538 New Q1 2026 May 15, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History Reduced 244,795 13,201 0.01% 0.01% 6 -3,642 -1.47% Q1 2026 May 15, 2026
AMERICAN CENTURY COMPANIES INC History Added to 240,137 12,950 0.01% 0.01% 7 +23,127 10.66% Q1 2026 May 15, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 199,772 10,775 0.0% 0.0% 8 -35,278 -15.01% Q1 2026 May 15, 2026
STATE STREET CORP History Added to 173,718 9,368 0.0% 0.0% 9 +15,663 9.91% Q1 2026 May 15, 2026
BANC FUNDS CO LLC History No change 166,224 8,964 1.67% 1.79% 10 0 0.0% Q1 2026 May 14, 2026
Cutler Capital Management, LLC History Added to 154,590 8,337 2.25% 2.43% 11 +805 0.52% Q1 2026 May 15, 2026
LSV ASSET MANAGEMENT History Added to 143,625 7,746 0.02% 0.02% 12 +9,498 7.08% Q1 2026 May 11, 2026
Pacific Ridge Capital Partners, LLC History Added to 140,892 7,598 1.65% 1.67% 13 +437 0.31% Q1 2026 May 11, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 122,465 6,604 0.01% 0.01% 14 -5,800 -4.52% Q1 2026 May 14, 2026
FEDERATED HERMES, INC. History Added to 116,133 6,263 0.01% 0.01% 15 +11,369 10.85% Q1 2026 May 11, 2026
De Lisle Partners LLP History Added to 98,812 5,339 0.64% 0.68% 16 +2,000 2.07% Q1 2026 May 13, 2026
AQR CAPITAL MANAGEMENT LLC History Reduced 94,627 5,103 0.0% 0.0% 17 -11,324 -10.69% Q1 2026 May 15, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History New 92,269 4,976 0.0% 18 +92,269 New Q1 2026 May 08, 2026
Hillsdale Investment Management Inc. History No change 83,071 4,480 0.12% 0.12% 19 0 0.0% Q1 2026 May 04, 2026
NORTHERN TRUST CORP History Added to 79,473 4,285 0.0% 0.0% 20 +3,917 5.18% Q1 2026 May 14, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History Added to 77,382 4,173 0.08% 0.08% 21 +3,655 4.96% Q1 2026 May 15, 2026
MORGAN STANLEY History Added to 75,719 4,083 0.0% 0.0% 22 +24,796 48.69% Q1 2026 May 15, 2026
Qube Research & Technologies Ltd History Added to 60,458 3,260 0.0% 0.0% 23 +23,214 62.33% Q1 2026 May 15, 2026
ALLIANCEBERNSTEIN L.P. History Reduced 58,984 3,202 0.0% 0.0% 24 -11,350 -16.14% Q1 2026 May 15, 2026
GOLDMAN SACHS GROUP INC History Added to 55,399 2,987 0.0% 0.0% 25 +2,804 5.33% Q1 2026 May 15, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 53,855 2,903 0.0% 0.0% 26 +6,687 14.18% Q1 2026 May 13, 2026
VISTA INVESTMENT MANAGEMENT History Added to 52,770 2,845 0.95% 0.94% 27 +33 0.06% Q1 2026 May 15, 2026
VANGUARD FIDUCIARY TRUST CO History New 51,693 2,787 0.0% 28 +51,693 New Q1 2026 May 08, 2026
AMERIPRISE FINANCIAL INC History Added to 48,457 2,613 0.0% 0.0% 29 +8,513 21.31% Q1 2026 May 15, 2026
Rosenthal | Henry Capital Advisors, Inc. History No change 45,000 2,426 2.37% 2.26% 30 0 0.0% Q1 2026 Apr 24, 2026
Empowered Funds, LLC History New 41,982 2,264 0.01% 31 +41,982 New Q1 2026 May 14, 2026
Uncommon Cents Investing LLC History Reduced 34,003 1,833 0.43% 0.46% 32 -740 -2.13% Q1 2026 Apr 15, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 33,175 1,789 0.0% 0.0% 33 -1,019 -2.98% Q1 2026 May 15, 2026
TWO SIGMA INVESTMENTS, LP History Added to 31,696 1,709 0.0% 0.0% 34 +12,005 60.97% Q1 2026 May 15, 2026
Daytona Street Capital LLC History No change 30,790 1,708 1.32% 1.3% 35 0 0.0% Q1 2026 Apr 10, 2026
ROYAL BANK OF CANADA History Reduced 31,022 1,673 0.0% 0.0% 36 -222 -0.71% Q1 2026 May 15, 2026
Bank of New York Mellon Corp History Reduced 30,809 1,661 0.0% 0.0% 37 -505 -1.61% Q1 2026 May 05, 2026
M3F, Inc. History Reduced 29,685 1,601 0.4% 0.88% 38 -29,252 -49.63% Q1 2026 Apr 28, 2026
FIRST TRUST ADVISORS LP History Reduced 29,413 1,586 0.0% 0.0% 39 -184 -0.62% Q1 2026 May 13, 2026
GSA CAPITAL PARTNERS LLP History Reduced 29,276 1,579 0.1% 0.14% 40 -934 -3.09% Q1 2026 May 08, 2026
Poehling Capital Management, INC. History Reduced 25,615 1,381 0.29% 0.58% 41 -26,712 -51.05% Q1 2026 Apr 21, 2026
KENNEDY CAPITAL MANAGEMENT LLC History No change 25,277 1,363 0.03% 0.03% 42 0 0.0% Q1 2026 May 13, 2026
Gator Capital Management, LLC History Added to 24,815 1,338 0.27% 0.26% 43 +850 3.55% Q1 2026 May 13, 2026
BANK OF AMERICA CORP /DE/ History Added to 24,024 1,295 0.0% 0.0% 44 +6,379 36.15% Q1 2026 May 15, 2026
STIFEL FINANCIAL CORP History Added to 23,190 1,250 0.0% 0.0% 45 +155 0.67% Q1 2026 May 12, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 22,373 1,206 0.0% 0.0% 46 -2,302 -9.33% Q1 2026 May 15, 2026
Baird Financial Group, Inc. History No change 21,240 1,145 0.0% 0.0% 47 0 0.0% Q1 2026 May 14, 2026
Nuveen, LLC History Added to 19,520 1,052 0.0% 0.0% 48 +623 3.3% Q1 2026 Apr 30, 2026
US BANCORP \DE\ History No change 17,884 964 0.0% 0.0% 49 0 0.0% Q1 2026 May 14, 2026
FRANKLIN RESOURCES INC History Reduced 17,867 963 0.0% 0.0% 50 -230 -1.27% Q1 2026 May 13, 2026
BARCLAYS PLC History Reduced 17,680 953 0.0% 0.0% 51 -10,774 -37.86% Q1 2026 May 14, 2026
LAZARD ASSET MANAGEMENT LLC History Added to 16,773 904 0.0% 0.0% 52 +4,312 34.6% Q1 2026 May 15, 2026
Integrated Quantitative Investments LLC History Added to 15,622 842 0.15% 0.11% 53 +6,440 70.14% Q1 2026 May 13, 2026
Squarepoint Ops LLC History New 14,380 775 0.0% 55 +14,380 New Q1 2026 May 15, 2026
UBS Group AG History Reduced 14,389 775 0.0% 0.0% 54 -3,981 -21.67% Q1 2026 May 05, 2026
Trexquant Investment LP History Added to 14,065 758 0.01% 0.01% 56 +1,705 13.79% Q1 2026 May 15, 2026
Creative Planning History Reduced 13,386 721 0.0% 0.0% 57 -142 -1.05% Q1 2026 May 12, 2026
Quantinno Capital Management LP History Added to 13,359 720 0.0% 0.0% 58 +3,030 29.33% Q1 2026 May 15, 2026
Connor, Clark & Lunn Investment Management Ltd. History No change 12,189 657 0.0% 0.0% 59 0 0.0% Q1 2026 May 11, 2026
STATE OF WISCONSIN INVESTMENT BOARD History Added to 11,560 623 0.0% 0.0% 60 +1,984 20.72% Q1 2026 May 15, 2026
Legato Capital Management LLC History Added to 10,847 584 0.05% 0.04% 61 +2,443 29.07% Q1 2026 May 14, 2026
Invesco Ltd. History Reduced 10,420 561 0.0% 0.0% 62 -795 -7.09% Q1 2026 May 12, 2026
Engineers Gate Manager LP History Added to 10,193 549 0.01% 0.0% 63 +4,016 65.02% Q1 2026 May 15, 2026
RHUMBLINE ADVISERS History Reduced 9,657 520 0.0% 0.0% 64 -50 -0.52% Q1 2026 May 12, 2026
AlphaQuest LLC History No change 9,182 498 0.03% 0.03% 65 0 0.0% Q4 2025 Feb 09, 2026
Kestra Advisory Services, LLC History No change 9,200 496 0.0% 0.0% 66 0 0.0% Q1 2026 Apr 30, 2026
JANE STREET GROUP, LLC History Added to 8,667 467 0.0% 0.0% 67 +3,606 71.25% Q1 2026 May 12, 2026
R Squared Ltd History Added to 8,259 445 0.24% 0.18% 68 +1,091 15.22% Q1 2026 Apr 29, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History Added to 8,210 442 0.0% 0.0% 69 +649 8.58% Q1 2026 May 15, 2026
IEQ CAPITAL, LLC History Added to 8,163 440 0.0% 0.0% 70 +165 2.06% Q1 2026 May 14, 2026
Mattern Wealth Management LLC History No change 8,000 431 0.08% 0.08% 71 0 0.0% Q1 2026 Apr 23, 2026
JPMORGAN CHASE & CO History Reduced 7,679 415 0.0% 0.0% 72 -6,901 -47.33% Q1 2026 May 13, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 7,409 399 0.0% 0.0% 73 +3,118 72.66% Q1 2026 May 12, 2026
PRUDENTIAL FINANCIAL INC History Added to 7,220 389 0.0% 0.0% 74 +760 11.76% Q1 2026 May 13, 2026
DEUTSCHE BANK AG\ History No change 7,139 385 0.0% 0.0% 75 0 0.0% Q1 2026 May 06, 2026
MARTINGALE ASSET MANAGEMENT L P History No change 7,004 377 0.01% 0.01% 76 0 0.0% Q1 2026 May 13, 2026
1834 INVESTMENT ADVISORS CO History Added to 6,772 365 0.05% 0.05% 77 +42 0.62% Q1 2026 May 14, 2026
Man Group plc History New 6,755 364 0.0% 78 +6,755 New Q1 2026 May 15, 2026
CANADA PENSION PLAN INVESTMENT BOARD History No change 6,400 345 0.0% 0.0% 79 0 0.0% Q1 2026 May 15, 2026
Wealth Enhancement Trust Services, Inc. History Reduced 6,340 341 0.04% 0.06% 80 -2,170 -25.5% Q1 2026 Apr 08, 2026
Quadrature Capital Ltd History Added to 6,032 325 0.0% 0.0% 81 +1,428 31.02% Q1 2026 May 15, 2026
THOMPSON INVESTMENT MANAGEMENT, INC. History No change 6,020 324 0.04% 0.04% 82 0 0.0% Q1 2026 Apr 08, 2026
Russell Investments Group, Ltd. History Reduced 5,961 321 0.0% 0.0% 83 -57 -0.95% Q1 2026 May 08, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History Added to 5,441 294 0.0% 0.0% 84 +673 14.11% Q1 2026 May 15, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History Reduced 5,305 292 0.0% 0.0% 85 -9,330 -63.75% Q1 2026 Apr 08, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History No change 5,287 285 0.0% 0.0% 86 0 0.0% Q1 2026 May 14, 2026
CWM, LLC History Added to 5,146 277 0.0% 0.0% 87 +219 4.44% Q1 2026 May 14, 2026
PANAGORA ASSET MANAGEMENT INC History Added to 5,031 271 0.0% 0.0% 89 +398 8.59% Q1 2026 May 14, 2026
HSBC HOLDINGS PLC History Reduced 5,023 271 0.0% 0.0% 88 -367 -6.81% Q1 2026 Apr 30, 2026
BEESE FULMER INVESTMENT MANAGEMENT, INC. History Reduced 4,786 258 0.02% 0.02% 90 -2 -0.04% Q1 2026 Apr 16, 2026
MERCER GLOBAL ADVISORS INC /ADV History Added to 4,729 255 0.0% 0.0% 91 +700 17.37% Q1 2026 May 15, 2026
OCCUDO QUANTITATIVE STRATEGIES LP History Added to 4,427 248 0.01% 0.02% 94 +96 2.22% Q1 2026 May 15, 2026
MetLife Investment Management, LLC History No change 4,609 248 0.0% 0.0% 92 0 0.0% Q1 2026 May 14, 2026
ERn Financial, LLC History No change 4,615 248 0.05% 0.05% 93 0 0.0% Q1 2026 Apr 24, 2026
KLCM Advisors, Inc. History New 4,500 242 0.02% 95 +4,500 New Q1 2026 Apr 30, 2026
CITADEL ADVISORS LLC History New 4,456 240 0.0% 96 +4,456 New Q1 2026 May 15, 2026
NewEdge Advisors, LLC History New 4,276 230 0.0% 97 +4,276 New Q1 2026 Jun 02, 2026
Jump Financial, LLC History Reduced 4,100 221 0.0% 0.0% 98 -1,013 -19.81% Q1 2026 May 14, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 3,866 208 0.0% 0.0% 99 0 0.0% Q1 2026 May 06, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 3,831 206 0.0% 0.0% 100 +167 4.56% Q1 2026 May 15, 2026
XTX Topco Ltd History New 3,760 202 0.0% 101 +3,760 New Q1 2026 May 15, 2026
EntryPoint Capital, LLC History No change 3,721 200 0.06% 0.08% 102 0 0.0% Q1 2026 May 14, 2026
Vanguard Global Advisers, LLC History New 3,349 180 0.0% 103 +3,349 New Q1 2026 May 08, 2026
WELLS FARGO & COMPANY/MN History Reduced 3,096 166 0.0% 0.0% 104 -5,899 -65.58% Q1 2026 May 11, 2026
Eurizon Capital SGR S.p.A. History Added to 2,981 162 0.0% 0.0% 105 +135 4.74% Q1 2026 May 08, 2026
HARBOR CAPITAL ADVISORS, INC. History Reduced 2,329 126 0.01% 0.01% 106 -707 -23.29% Q1 2026 Apr 28, 2026
Police & Firemen's Retirement System of New Jersey History No change 1,798 96 0.0% 0.0% 107 0 0.0% Q1 2026 Apr 29, 2026
Tower Research Capital LLC (TRC) History Added to 1,551 83 0.0% 0.0% 108 +1,316 560.0% Q1 2026 May 15, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History No change 1,529 82 0.0% 0.0% 109 0 0.0% Q1 2026 May 14, 2026
HARBOUR INVESTMENTS, INC. History Added to 1,237 66 0.0% 0.0% 110 +1,001 424.15% Q1 2026 May 15, 2026
EverSource Wealth Advisors, LLC History Added to 1,222 65 0.0% 0.0% 111 +3 0.25% Q1 2026 May 15, 2026
CITIGROUP INC History Reduced 1,142 61 0.0% 0.0% 112 -2,564 -69.19% Q1 2026 May 11, 2026
State of Alaska, Department of Revenue History No change 905 48 0.0% 0.0% 113 0 0.0% Q1 2026 Apr 20, 2026
FMR LLC History Reduced 752 40 0.0% 0.0% 114 -166 -18.08% Q1 2026 May 15, 2026
Legal & General Group Plc History No change 724 39 0.0% 0.0% 115 0 0.0% Q1 2026 May 08, 2026
Versant Capital Management, Inc History No change 676 36 0.0% 0.0% 116 0 0.0% Q1 2026 Apr 06, 2026
Ameritas Investment Partners, Inc. History No change 645 34 0.0% 0.0% 117 0 0.0% Q1 2026 May 13, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History New 557 30 0.0% 118 +557 New Q1 2026 May 08, 2026
Rockefeller Capital Management L.P. History Added to 524 28 0.0% 0.0% 119 +132 33.67% Q1 2026 May 14, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 430 23 0.0% 0.0% 120 -59 -12.07% Q1 2026 May 15, 2026
GAMMA Investing LLC History Added to 322 17 0.0% 0.0% 121 +13 4.21% Q1 2026 Apr 06, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History Added to 306 16 0.0% 0.0% 122 +212 225.53% Q1 2026 May 13, 2026
Ares Financial Consulting, LLC History New 283 15 0.01% 124 +283 New Q1 2026 Apr 02, 2026
QUADRANT CAPITAL GROUP LLC History Added to 284 15 0.0% 0.0% 123 +61 27.35% Q1 2026 May 13, 2026
Sterling Capital Management LLC History Reduced 253 13 0.0% 0.0% 125 -180 -41.57% Q1 2026 Apr 22, 2026
Essential Partners LLC History Reduced 235 12 0.0% 0.0% 126 -58 -19.8% Q1 2026 May 21, 2026
Covestor Ltd History Reduced 190 11 0.01% 0.01% 127 -8 -4.04% Q1 2026 May 05, 2026
MEEDER ASSET MANAGEMENT INC History New 169 9 0.0% 129 +169 New Q1 2026 May 07, 2026
IFP Advisors, Inc History No change 174 9 0.0% 0.0% 128 0 0.0% Q1 2026 Apr 13, 2026
Allworth Financial LP History Added to 163 8 0.0% 0.0% 131 +28 20.74% Q1 2026 May 14, 2026
SIGNATUREFD, LLC History Added to 153 8 0.0% 0.0% 130 +2 1.32% Q1 2026 Apr 07, 2026
Optiver Holding B.V. History Added to 82 4 0.0% 0.0% 132 +8 10.81% Q1 2026 Jun 02, 2026
OSAIC HOLDINGS, INC. History Reduced 71 3 0.0% 0.0% 133 -10,236 -99.31% Q1 2026 May 15, 2026
Smartleaf Asset Management LLC History Added to 51 2 0.0% 0.0% 135 +16 45.71% Q1 2026 May 15, 2026
Farther Finance Advisors, LLC History No change 43 2 0.0% 0.0% 134 0 0.0% Q1 2026 Apr 07, 2026
SIMPLEX TRADING, LLC History New 29 1 0.0% 141 +29 New Q1 2026 May 14, 2026
MAI Capital Management History Added to 21 1 0.0% 138 +17 425.0% Q1 2026 May 15, 2026
Arax Advisory Partners History Added to 19 1 0.0% 139 +17 850.0% Q1 2026 May 13, 2026
ROTHSCHILD INVESTMENT LLC History Added to 28 1 0.0% 0.0% 136 +3 12.0% Q1 2026 May 07, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 34 1 0.0% 0.0% 137 0 0.0% Q1 2026 May 08, 2026
True Wealth Design, LLC History No change 22 1 0.0% 0.0% 140 0 0.0% Q1 2026 Apr 13, 2026
PRINCIPAL FINANCIAL GROUP INC History Closed out 0 0 0.0% -11,377 -100.0% Q1 2026 May 04, 2026
ALPS ADVISORS INC History Closed out 0 0 0.0% -8,878 -100.0% Q1 2026 May 08, 2026
Susquehanna Portfolio Strategies, LLC History Closed out 0 0 0.0% -3,720 -100.0% Q1 2026 May 15, 2026
Atlatl Advisers LLC History Closed out 0 0 0.08% -3,700 -100.0% Q1 2026 May 07, 2026
Johnson Financial Group, Inc. History Closed out 0 0 0.01% -3,260 -100.0% Q1 2026 May 07, 2026
SG Americas Securities, LLC History Closed out 0 0 0.0% -2,751 -100.0% Q1 2026 Apr 16, 2026
AMALGAMATED BANK History Closed out 0 0 0.0% -250 -100.0% Q1 2026 May 08, 2026
WHITTIER TRUST CO History Closed out 0 0 0.0% -131 -100.0% Q1 2026 Apr 28, 2026
Parallel Advisors, LLC History New 15 0 +15 New Q1 2026 Jun 02, 2026
Physician Wealth Advisors, Inc. History Closed out 0 0 -14 -100.0% Q1 2026 Apr 24, 2026
Root Financial Partners, LLC History New 11 0 +11 New Q1 2026 Apr 24, 2026
SJS Investment Consulting Inc. History Added to 7 0 +2 40.0% Q1 2026 Apr 23, 2026
Clearstead Advisors, LLC History Closed out 0 0 -1 -100.0% Q1 2026 May 06, 2026
NISA INVESTMENT ADVISORS, LLC History No change 5 0 0 0.0% Q1 2026 Apr 30, 2026
ASSETMARK, INC History No change 8 0 0 0.0% Q1 2026 May 06, 2026