8-K current report · filed Jun 9, 2026

OLD SECOND BANCORP INC (OSBC) 8-K Current Report: June 9, 2026

Short answer

OLD SECOND BANCORP INC (OSBC) filed an 8-K current report with the SEC on June 9, 2026 reporting Item 5.02 (Departure/Election of Directors or Officers). Dennis Klaeser resigned from Old Second Bancorp and bank boards effective June 5, 2026.

OLD SECOND BANCORP INC 8-K event analysis

AI summary of each reported item and its exhibits

Item 5.02 · Departure/Election of Directors or Officers

  • Dennis Klaeser resigned from Old Second Bancorp and bank boards effective June 5, 2026
  • Resignation not related to disagreement with Old Second
  • Departure creates vacancy across Executive, Audit, Compensation, Risk and Capital committees
  • Company will not immediately replace him, reducing board size by one member
  • Class II board seat had a term expiring at the 2027 annual meeting

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