David Montgomery scored his first touchdown as a Texan during the season's opening game against Buffalo. The carry put the hosts on the scoreboard. That left the score 7-3. Later in the opening half, he found the end zone from 18 yards out. That got him over the line again in the half. Both were notched in the opening half. His initial touchdown was Houston's first of the 2026 season. It put the Texans up 7-3. His next touchdown added to the advantage. Montgomery closed the season opener with two rushing touchdowns against the Bills.