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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000357173-18-000015
Filing Date
2018-03-13
Accepted
2018-03-13 12:51:03
Documents
123
Period of Report
2017-12-31

Document Format Files

Seq Description Document Type Size
1 10-K osbc-20171231x10k.htm 10-K 10532448
2 EX-12.1 osbc-20171231ex1213d816f.htm EX-12.1 158501
3 EX-21.1 osbc-20171231ex2114c62fe.htm EX-21.1 24289
4 EX-23.1 osbc-20171231ex231d556d6.htm EX-23.1 4651
5 EX-31.1 osbc-20171231ex31175e501.htm EX-31.1 21089
6 EX-31.2 osbc-20171231ex31210a692.htm EX-31.2 20391
7 EX-32.1 osbc-20171231ex32135dd28.htm EX-32.1 7386
8 EX-32.2 osbc-20171231ex32298dc19.htm EX-32.2 7388
9 GRAPHIC osbc20171231x10k001.jpg GRAPHIC 19558
10 GRAPHIC osbc20171231x10k002.jpg GRAPHIC 142427
  Complete submission text file 0000357173-18-000015.txt   38381032

Data Files

Seq Description Document Type Size
11 EX-101.INS osbc-20171231.xml EX-101.INS 11239792
12 EX-101.SCH osbc-20171231.xsd EX-101.SCH 112269
13 EX-101.CAL osbc-20171231_cal.xml EX-101.CAL 182310
14 EX-101.DEF osbc-20171231_def.xml EX-101.DEF 562575
15 EX-101.LAB osbc-20171231_lab.xml EX-101.LAB 1149561
16 EX-101.PRE osbc-20171231_pre.xml EX-101.PRE 918485
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: 1215
Type: 10-K | Act: 34 | File No.: 000-10537 | Film No.: 18685822
SIC: 6022 State Commercial Banks
Assistant Director 7