David Montgomery scored his first touchdown as a Texan in the season opener against Buffalo. The play gave the offense some points. That set the scoreline 7-3. Later in the opening half, he found the end zone from 18 yards out. That gave him another score before the interval. Both came before halftime. The score that opened his account was Houston's first of the 2026 season. It had the Texans ahead 7-3. His next score extended the margin. Montgomery closed the season opener with two rushing touchdowns against the Bills.