Edward Bonifas has made an important amendment to his stock ownership filing concerning Old Second Bancorp, Inc. This amendment, filed on October 20, 2026, clarifies details about the vesting of restricted stock units into common stock.

The filing indicates that Bonifas, who serves as a director at Old Second Bancorp, acquired 3,077 shares of common stock from the settlement of restricted stock units on February 21, 2026. Following this transaction, he now holds a total of 175,331 shares of Old Second Bancorp common stock.

Background

Old Second Bancorp, Inc. operates as a state commercial bank, primarily serving the Aurora, Illinois area. The company is listed under the Central Index Key (CIK) 0000357173. As a financial institution, Old Second Bancorp provides various banking services to its customers.

What the Filing Says

"This amendment corrects the original Form 4, which incorrectly reported the settlement using transaction code F."

The filing also notes that no shares were sold or withheld to satisfy taxes during this transaction, emphasizing the straightforward nature of the stock acquisition.

Impact

This update may affect shareholders and investors interested in the ownership structure of Old Second Bancorp. As a director, Bonifas's stock transactions can influence perceptions of the company's stability and governance.

What's Next

The filing does not say what happens next.