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OLD SECOND BANCORP INC

OSBC · Banks · Nasdaq · As of 10 Sep 2026
59AIR SCORE
  • FundamentalsNot enough data yet
  • ValueWatch
  • News flowBalanced
  • MomentumVery strong
  • SafetyStrong

Overall confidence 46/100 — few inputs available yet

Fundamental score not available. Banks report under a different financial structure than AIR's fundamental engine reads. AIR still assesses this company on discovery, market confirmation and risk, at reduced overall confidence.

Discovery Gap: Medium (15/100) · Gap confidence 50/100Some evidence isn't yet fully priced in.

This month at a glance

AIR Score™ change: 0AIR Score™ held steady this month.
Cycle window9 Sep 2026 → 10 Sep 2026
MoversNothing moved meaningfully this month.

Evidence timeline

  1. [8-K 2.02] OLD SECOND BANCORP INC — Results of Operations and Financial ConditionSEC · SEC EDGAR
    Jul 22, 2026 · 8-K
  2. [8-K 8.01] OLD SECOND BANCORP INC — Other EventsSEC · SEC EDGAR
    Jul 21, 2026 · 8-K
  3. [8-K 5.02] OLD SECOND BANCORP INC — Departure/Election of Directors or Principal OfficersSEC · SEC EDGAR
    Jul 7, 2026 · 8-K
  4. [8-K 8.01] OLD SECOND BANCORP INC — Other EventsSEC · SEC EDGAR
    Jul 1, 2026 · 8-K
  5. [8-K 8.01] OLD SECOND BANCORP INC — Other EventsSEC · SEC EDGAR
    Jun 25, 2026 · 8-K
  6. [8-K 5.02] OLD SECOND BANCORP INC — Departure/Election of Directors or Principal OfficersSEC · SEC EDGAR
    Jun 5, 2026 · 8-K
  7. [8-K 2.02] OLD SECOND BANCORP INC — Results of Operations and Financial ConditionSEC · SEC EDGAR
    Apr 22, 2026 · 8-K
  8. [8-K 8.01] OLD SECOND BANCORP INC — Other EventsSEC · SEC EDGAR
    Apr 21, 2026 · 8-K
  9. [8-K 8.01] OLD SECOND BANCORP INC — Other EventsSEC · SEC EDGAR
    Apr 1, 2026 · 8-K
  10. [8-K 8.01] OLD SECOND BANCORP INC — Other EventsSEC · SEC EDGAR
    Mar 4, 2026 · 8-K
  11. [8-K 8.01] OLD SECOND BANCORP INC — Other EventsSEC · SEC EDGAR
    Jan 29, 2026 · 8-K
  12. [8-K 2.02] OLD SECOND BANCORP INC — Results of Operations and Financial ConditionSEC · SEC EDGAR
    Jan 21, 2026 · 8-K

Ask AIR

What would change our view

A weaker balance sheet in the next filing cycle, a material regulatory setback, or a new evidence cluster that re-opens a distance between filings and attention would move the score, and the page would show which one did.

Research, not tips. No buy/sell recommendations, no price forecasts. Every score is derived from public filings and market data — figures round to whole numbers and refresh each trading day.