Summit Materials announces $250M stock buyback program

• Summit Materials (NYSE:SUM) authorized a share repurchase program of up to $250M of class A stock.
• "For the first time in Summit’s history, we have the financial flexibility to balance the pursuit of acquisition and greenfield opportunities with other strategic uses of capital," said CEO Anne Noonan.
• The repurchase program may be suspended or discontinued at any time at SUM's discretion.