OLD SECOND BANCORP INC — DEF 14A Filings
31 DEF 14A filings on record
This page lists all DEF 14A filings submitted to the SEC by OLD SECOND BANCORP INC (OSBC), sorted by most recent first. Each row links to the full filing on EdgarLookup. OLD SECOND BANCORP INC has filed 31 DEF 14A documents with the SEC since 2015. To view all SEC filings by OLD SECOND BANCORP INC, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
144
144/A
15-12G
25-NSE
3
4
4/A
424B1
424B2
424B3
424B4
424B5
425
5
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
D
DEF 14A
DEFA14A
EFFECT
FWP
NT 11-K
PRE 14A
S-1
S-1/A
S-3
S-3/A
S-4
S-4/A
S-8
SC 13D
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0001558370-25-005000 | Apr 18, 2025 | May 20, 2025 |
| DEF 14A | DEF 14A | 0001558370-24-005337 | Apr 19, 2024 | May 21, 2024 |
| DEF 14A | DEF 14A | 0001558370-23-005936 | Apr 14, 2023 | — |
| DEF 14A | DEF 14A | 0000357173-22-000029 | Apr 14, 2022 | — |
| DEF 14A | DEF 14A | 0000357173-21-000025 | Apr 16, 2021 | May 18, 2021 |
| DEF 14A | DEF 14A | 0000357173-20-000037 | Jul 17, 2020 | Aug 18, 2020 |
| DEF 14A | DEF 14A | 0000357173-19-000019 | Apr 19, 2019 | May 21, 2019 |
| DEF 14A | DEF 14A | 0001047469-18-002768 | Apr 13, 2018 | May 15, 2018 |
| DEF 14A | DEF 14A | 0001047469-17-002637 | Apr 14, 2017 | May 16, 2017 |
| DEF 14A | DEF 14A | 0001047469-16-012124 | Apr 12, 2016 | May 17, 2016 |
| DEF 14A | DEF 14A | 0001047469-15-003626 | Apr 17, 2015 | May 19, 2015 |
| DEF 14A | DEF 14A | 0001047469-14-003989 | Apr 21, 2014 | May 20, 2014 |
| DEF 14A | DEF 14A | 0001047469-13-004363 | Apr 15, 2013 | May 21, 2013 |
| DEF 14A | DEF 14A | 0001047469-12-004320 | Apr 16, 2012 | May 15, 2012 |
| DEF 14A | DEF 14A | 0001047469-11-003771 | Apr 18, 2011 | May 17, 2011 |
| DEF 14A | DEF 14A | 0001047469-10-006245 | Jul 2, 2010 | Aug 2, 2010 |
| DEF 14A | DEF 14A | 0001104659-10-015463 | Mar 19, 2010 | Apr 20, 2010 |
| DEF 14A | DEF 14A | 0001104659-09-019487 | Mar 24, 2009 | Apr 21, 2009 |
| DEF 14A | DEF 14A | 0001104659-08-017828 | Mar 17, 2008 | Apr 15, 2008 |
| DEF 14A | DEF 14A | 0001104659-07-019566 | Mar 15, 2007 | Apr 17, 2007 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001104659-06-017252 | Mar 16, 2006 | Apr 18, 2006 |
| DEF 14A | DEF 14A | 0001104659-05-012309 | Mar 22, 2005 | Apr 19, 2005 |
| DEF 14A | DEF 14A | 0001104659-04-007120 | Mar 12, 2004 | Apr 20, 2004 |
| DEF 14A | DEF 14A | 0001047469-03-008529 | Mar 13, 2003 | Apr 15, 2003 |
| DEF 14A | DEF 14A | 0000912057-02-009520 | Mar 12, 2002 | Apr 16, 2002 |
| DEF 14A | DEF 14A | 0000912057-01-007546 | Mar 13, 2001 | Apr 17, 2001 |
| DEF 14A | DEF 14A | 0000912057-00-011668 | Mar 15, 2000 | Apr 18, 2000 |
| DEF 14A | OLD SECOND BANCORP, INC. DEFINITIVE PROXY | 0000891804-99-000237 | Feb 9, 1999 | Mar 9, 1999 |
| DEF 14A | — | 0000357173-98-000004 | Feb 11, 1998 | Mar 10, 1998 |
| DEF 14A | — | 0000357173-97-000002 | Feb 11, 1997 | Mar 11, 1997 |
| DEF 14A | — | 0000357173-96-000003 | Feb 9, 1996 | Dec 31, 1995 |