Senior Marie Lund-Hansen shot 2-under 69 on final day to lead Cougars.
The Cougar freshman, Jiye Ham leads the way after two days at the Stanford Invitational.
Sophomore Amy Chu leads Cougars with even-par 71 in first round.
The senior just missed out on her first tournament title, finishing four-off the lead.
Marie Lund-Hansen played even on the day to put herself in second-place overall, two-shots back.
WSU heads just up the road to take part in Gonzaga's CDA Resort Collegiate Invitational, Sept. 23-24.