SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000357173-21-000034
Filing Date
2021-05-07
Accepted
2021-05-07 14:30:00
Documents
87
Period of Report
2021-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q osbc-20210331x10q.htm   iXBRL 10-Q 6389978
2 EX-31.1 osbc-20210331ex311a70338.htm EX-31.1 17228
3 EX-31.2 osbc-20210331ex312a7e65f.htm EX-31.2 17431
4 EX-32.1 osbc-20210331ex321e4d543.htm EX-32.1 10003
5 EX-32.2 osbc-20210331ex3228c1bbb.htm EX-32.2 8894
6 GRAPHIC osbc-20210331x10q001.jpg GRAPHIC 13352
  Complete submission text file 0000357173-21-000034.txt   25999015

Data Files

Seq Description Document Type Size
7 EX-101.SCH osbc-20210331.xsd EX-101.SCH 83084
8 EX-101.CAL osbc-20210331_cal.xml EX-101.CAL 104163
9 EX-101.DEF osbc-20210331_def.xml EX-101.DEF 405825
10 EX-101.LAB osbc-20210331_lab.xml EX-101.LAB 834855
11 EX-101.PRE osbc-20210331_pre.xml EX-101.PRE 639109
12 EXTRACTED XBRL INSTANCE DOCUMENT osbc-20210331x10q_htm.xml XML 7709150
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-Q | Act: 34 | File No.: 000-10537 | Film No.: 21901919
SIC: 6022 State Commercial Banks