BYLINE BANCORP, INC.

On December 5, 2024, we announced that our Board of Directors approved a new stock repurchase program authorizing the purchase of up to an aggregate of 1,250,000 shares of our outstanding common stock. The program is in effect from January 1, 2025 until December 31, 2025 unless terminated earlier. The shares may, at the discretion of management, be repurchased from time to time in open market purchases as market conditions warrant or in privately negotiated transactions. We are not obligated to purchase any shares under the program, and the program may be discontinued at any time. The actual timing, number and share price of shares purchased under the repurchase program will be determined by us at our discretion and will depend on a number of factors, including the market price of our stock, general market and economic conditions and applicable legal requirements.

The table below includes information regarding purchases of our common stock during the quarter ended September 30, 2025.

(1)

Includes 5,062 shares acquired pursuant to the Company’s 2017 Omnibus Incentive Compensation Plan. Under the terms of the compensation plan, we can accept previously owned shares of common stock to be surrendered to satisfy the exercise price of stock options, the settlement of restricted stock awards and tax withholding obligations upon vesting and/or exercise.