Old Second Bancorp, Inc.

OSBC ·Financial, Banks - Regional, United States
Financial Statements › SEC Filings

SEC Filings

Form Filed Description
4/A Sep 8, 2026
144 Sep 8, 2026
4 Sep 3, 2026
4 Sep 3, 2026
144 Sep 2, 2026
S-3ASR Aug 18, 2026 S-3ASR
4 Aug 13, 2026
4 Aug 12, 2026
4 Aug 11, 2026
144 Aug 11, 2026
10-Q Aug 6, 2026 10-Q
8-K Jul 22, 2026 8-K
8-K Jul 21, 2026 8-K
8-K Jul 8, 2026 8-K
4 Jul 2, 2026
4 Jul 2, 2026
4 Jul 2, 2026
4 Jul 2, 2026
4 Jul 2, 2026
8-K Jul 1, 2026 8-K
11-K Jun 29, 2026 11-K
8-K Jun 25, 2026 8-K
8-K Jun 9, 2026 8-K
4 May 26, 2026
4 May 21, 2026
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