Wright and his backcourt mates, Michael Oguine, 20 points, and Brandon Gfeller, 14, combined for 56 of the Grizzlies points. Gfeller hit all four of his 3-point tries. Martin Breunig scored 13 points with 12 rebounds for the Griz (8-6), who shot 29 of 51 from the field (57 percent) with 11 3-pointers.
Portland State trimmed a 21-point deficit to 10, trailing 75-65 with 2:49 left in the game after Pineiro scored five straight points, but the Vikings missed their last five shots.
Montana's won four in a row.