Form 4: OSBC Director Buys Shares Under 10b5-1 Plan

Old Second Bancorp Director Billy J. Lyons Jr. acquired 27 shares of common stock at $18.35 per share on November 10, 2025.

Summary

• Director Billy J. Lyons Jr. acquired 27 shares of Old Second Bancorp, Inc. common stock.
• The transaction occurred on November 10, 2025, at a price of $18.35 per share.
• Following this acquisition, Mr. Lyons Jr. beneficially owns 16,973 shares of common stock and 10,551 Restricted Stock Units.
• The transaction was made pursuant to a Rule 10b5-1(c) plan, indicating a pre-arranged purchase or sale.

Sentiment

Score: 6

Explanation: The acquisition of shares by a director, particularly under a Rule 10b5-1 plan, generally indicates management's confidence in the company's future, though the small transaction size limits its overall impact.

Positives

• A company director, Billy J. Lyons Jr., acquired additional shares, which can signal confidence in the company's future prospects.
• The transaction was executed under a Rule 10b5-1 plan, indicating a pre-planned investment strategy rather than a reaction to immediate market events.

Related Party Transactions

• Director Billy J. Lyons Jr. acquired 27 shares of Old Second Bancorp, Inc. common stock at $18.35 per share.

Stakeholder Impact

• Shareholders may interpret the director's acquisition as a positive signal of management's confidence in the company's valuation and future prospects.

Key Dates

Recommendation

While a director's purchase is a positive signal, the small volume of shares acquired (27 shares) is not significant enough to fundamentally alter the investment thesis or warrant a change from a 'hold' recommendation for a seasoned investor.

Keywords

OSBC, Old Second Bancorp, insider transaction, director stock purchase, common stock, 10b5-1 plan