Mailing Address 401 CHARMANY DRIVE PO BOX 44961 MADISON WI 53744
Business Address 401 CHARMANY DRIVE MADISON WI 53719 608-238-8008
FIRST BUSINESS FINANCIAL SERVICES, INC. CIK#: 0001521951 (see all company filings)

SIC: 6022 - STATE COMMERCIAL BANKS
State location: WI | State of Inc.: WI | Fiscal Year End: 1231
(CF Office: 02 Finance)
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Items 1 - 40  0001521951 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0000950170-25-034173 (34 Act)  Size: 6 MB
2025-03-06 001-34095
25713616
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0000950170-25-034172 (34 Act)  Size: 61 MB
2025-03-06 001-34095
25713615
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-25-027715 (34 Act)  Size: 42 MB
2025-02-26 001-34095
25669970
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001140361-25-003418 (34 Act)  Size: 89 KB
2025-02-06 028-15585
25597167
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000950170-25-012032 (34 Act)  Size: 208 KB
2025-02-03 001-34095
25580765
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0000950170-25-011056 (34 Act)  Size: 21 MB
2025-01-30 001-34095
25573541
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-25-000711 Size: 39 KB
2025-01-23 001-34095
CORRESP  Documents [Cover]Correspondence
Acc-no: 0000892712-25-000011 Size: 390 KB
2025-01-21
CORRESP  Documents [Cover]Correspondence
Acc-no: 0000892712-24-000144 Size: 389 KB
2024-12-20
8-K  Documents   Interactive Data Current report, items 5.02 and 8.01
Acc-no: 0001104659-24-130813 (34 Act)  Size: 198 KB
2024-12-20 001-34095
241568039
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-24-013609 Size: 43 KB
2024-12-10 001-34095
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0002012383-24-004537 (34 Act)  Size: 13 KB
2024-12-06 005-86754
241532640
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001140361-24-045361 (34 Act)  Size: 87 KB
2024-11-06 028-15585
241429473
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000950170-24-117740 (34 Act)  Size: 201 KB
2024-10-28 001-34095
241401125
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-117408 (34 Act)  Size: 30 MB
2024-10-25 001-34095
241397098
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0000950170-24-117034 (34 Act)  Size: 21 MB
2024-10-24 001-34095
241392555
D  Documents Notice of Exempt Offering of Securities, item 06b
Acc-no: 0000892712-24-000111 (33 Act)  Size: 18 KB
2024-09-25 021-524988
241324734
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001104659-24-101214 (34 Act)  Size: 254 KB
2024-09-19 001-34095
241309180
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001438934-24-000187 (34 Act)  Size: 355 KB
2024-08-13 028-15585
241199145
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001140361-24-035470 (34 Act)  Size: 86 KB
2024-08-02 028-15585
241169575
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000950170-24-087123 (34 Act)  Size: 200 KB
2024-07-29 001-34095
241149065
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-086931 (34 Act)  Size: 28 MB
2024-07-26 001-34095
241147567
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0000950170-24-086575 (34 Act)  Size: 22 MB
2024-07-25 001-34095
241142599
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0000950170-24-086555 (34 Act)  Size: 1 MB
2024-07-25 001-34095
241142467
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001521951-24-000046 (34 Act)  Size: 1 MB
2024-05-20 001-34095
24965108
13F-HR/A  Documents [Amend] Quarterly report filed by institutional managers, Holdings
Acc-no: 0001521951-24-000044 (34 Act)  Size: 65 KB
2024-05-15 028-15585
24950577
13F-HR  Documents Quarterly report filed by institutional managers, Holdings
Acc-no: 0001521951-24-000042 (34 Act)  Size: 64 KB
2024-05-06 028-15585
24917669
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0001104659-24-056970 (34 Act)  Size: 195 KB
2024-05-03 001-34095
24913015
8-K  Documents   Interactive Data Current report, items 5.07 and 9.01
Acc-no: 0001104659-24-055727 (34 Act)  Size: 2 MB
2024-05-01 001-34095
24902931
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001521951-24-000037 (34 Act)  Size: 209 KB
2024-04-30 001-34095
24897773
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001521951-24-000035 (34 Act)  Size: 203 KB
2024-04-29 001-34095
24886927
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0001104659-24-053065 (34 Act)  Size: 196 KB
2024-04-26 001-34095
24884954
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001521951-24-000033 (34 Act)  Size: 16 MB
2024-04-26 001-34095
24884060
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001521951-24-000030 (34 Act)  Size: 6 MB
2024-04-26 001-34095
24881109
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001521951-24-000028 (34 Act)  Size: 1 MB
2024-04-25 001-34095
24876872
8-K  Documents   Interactive Data Current report, item 5.02
Acc-no: 0001104659-24-050616 (34 Act)  Size: 202 KB
2024-04-23 001-34095
24865258
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001521951-24-000026 (34 Act)  Size: 5 MB
2024-03-08 001-34095
24732420
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001521951-24-000025 (34 Act)  Size: 10 MB
2024-03-08 001-34095
24732419
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001521951-24-000022 (34 Act)  Size: 2 MB
2024-02-29 001-34095
24704282
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001521951-24-000020 (34 Act)  Size: 25 MB
2024-02-28 001-34095
24697129