Form 4: Old Second Bancorp Insider Boosts Stake Following Bancorp Financial Merger

Darin Patrick Campbell, a Director and President of Powersports Lending at Old Second Bancorp, Inc., significantly increased his beneficial ownership of company common stock through a merger-related share conversion.

Summary

• Darin Patrick Campbell, a Director and President of Powersports Lending at Old Second Bancorp, Inc. (OSBC), reported changes in his beneficial ownership of OSBC common stock.
• The changes are a result of the merger of Bancorp Financial, Inc. with and into Old Second Bancorp, Inc., which became effective on July 1, 2025.
• On July 19, 2025, 22,300 shares of Bancorp Financial, Inc. held by Mr. Campbell were converted into 57,565 shares of Old Second Bancorp, Inc. common stock. These shares are held indirectly in a custodial IRA account.
• On July 18, 2025, 119,966 shares of Bancorp Financial, Inc. held by Mr. Campbell were converted into 309,680 shares of Old Second Bancorp, Inc. common stock. The right to receive these shares was fixed and irrevocable under the merger agreement.
• The total number of Old Second Bancorp, Inc. common shares acquired by Mr. Campbell through these conversions is 367,245 shares.
• The conversions occurred at a price of $0 per share, as they were part of a share exchange in a merger.

Sentiment

Score: 7

Explanation: The sentiment is positive as it confirms the successful completion of a merger and shows an insider increasing their stake, which generally signals confidence in the company's future prospects.

Positives

• A key insider, Darin Patrick Campbell, significantly increased his beneficial ownership in Old Second Bancorp, Inc. common stock, demonstrating increased alignment with shareholder interests.
• The successful completion of the merger between Bancorp Financial, Inc. and Old Second Bancorp, Inc. is confirmed by the share conversions.

Future Outlook

The document does not provide forward-looking statements or guidance beyond the completed merger and share conversions.

Industry Context

This filing reflects the ongoing consolidation trend within the banking and financial services sector, where mergers and acquisitions are common strategies for growth and market expansion. The integration of Bancorp Financial, Inc. into Old Second Bancorp, Inc. is consistent with this industry trend.

Stakeholder Impact

• Shareholders: Increased alignment with management due to higher insider ownership, potentially signaling confidence in the company's future performance post-merger.
• Employees: The merger's completion implies integration efforts are underway, which could affect employees of both former entities.

Key Dates

Keywords

Old Second Bancorp, OSBC, Bancorp Financial, Merger, Insider Ownership, Form 4, Share Conversion, Darin Patrick Campbell, Financial Services, Banking