OLD SECOND BANCORP INC

OSBC - Company ID 0000357173

Market cap$1.18 B

Rank#2535

Filings1,839

OLD SECOND BANCORP INC has filed 1,839 public company documents between 1995 and 2026. The most frequent type is insider trade (1,008 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.

Continue researchOSBC overview$1.18 BMarket cap, financials, charts, and latest company context.

Continue researchMarket cap historyRank #2535See the market value trend behind the filing history.

Continue researchRevenue trendAnnual historyMove from documents into filing-backed operating results.

Continue researchCompare with BNSPeer viewPut OSBC beside BNS across market cap, revenue, income, and filings.

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Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.

Type	Filing	Filed	Period covered	Open
10-Q/A	Quarterly report (amended)	9y ago2016-11-15	2016-09-30	View filing
10-Q/A	Quarterly report (amended)	23y ago2003-05-19	2003-03-31	View filing
10-Q/A	Quarterly report (amended)	28y ago1997-09-10	1997-06-30	View filing
10-Q/A	Quarterly report (amended)	30y ago1996-06-24	1995-06-30	View filing
10-Q/A	Quarterly report (amended)	30y ago1995-09-29	1995-06-30	View filing

OLD SECOND BANCORP INC

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