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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001558370-24-002688
Filing Date
2024-03-07
Accepted
2024-03-07 12:31:02
Documents
129
Period of Report
2023-12-31

Document Format Files

Seq Description Document Type Size
1 10-K tmb-20231231x10k.htm   iXBRL 10-K 9043650
2 EX-4.5 tmb-20231231xex4d5.htm EX-4.5 30110
3 EX-21.1 tmb-20231231xex21d1.htm EX-21.1 11477
4 EX-23.1 tmb-20231231xex23d1.htm EX-23.1 3481
5 EX-31.1 tmb-20231231xex31d1.htm EX-31.1 17758
6 EX-31.2 tmb-20231231xex31d2.htm EX-31.2 16997
7 EX-32.1 tmb-20231231xex32d1.htm EX-32.1 6620
8 EX-32.2 tmb-20231231xex32d2.htm EX-32.2 7203
9 EX-97 tmb-20231231xex97.htm EX-97 30703
10 GRAPHIC tmb-20231231x10k001.jpg GRAPHIC 10171
11 GRAPHIC tmb-20231231x10k002.jpg GRAPHIC 70895
  Complete submission text file 0001558370-24-002688.txt   35592835

Data Files

Seq Description Document Type Size
12 EX-101.SCH tmb-20231231.xsd EX-101.SCH 122623
13 EX-101.CAL tmb-20231231_cal.xml EX-101.CAL 152586
14 EX-101.DEF tmb-20231231_def.xml EX-101.DEF 614711
15 EX-101.LAB tmb-20231231_lab.xml EX-101.LAB 1137244
16 EX-101.PRE tmb-20231231_pre.xml EX-101.PRE 897627
131 EXTRACTED XBRL INSTANCE DOCUMENT tmb-20231231x10k_htm.xml XML 9924441
Mailing Address 37 SOUTH RIVER STREET AURORA IL 60507
Business Address 37 S RIVER ST AURORA IL 60507 6308920202
OLD SECOND BANCORP INC (Filer) CIK: 0000357173 (see all company filings)

IRS No.: 363143493 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-10537 | Film No.: 24729071
SIC: 6022 State Commercial Banks
(CF Office: 02 Finance)