Montgomery went 1-for-4 with a two-run homer and two strikeouts during a 4-1 win over Minnesota on Friday.
Montgomery registered his 30th homer, reaching the milestone for the first time in his young career. The 24-year-old belted a two-run shot off Zebby Matthews in the fourth to extend Chicago's lead to four. For the season, Montgomery has slashed .213/.294/.436 with 191 strikeouts over 562 plate appearances.