The Cowgirls' two-round total of 606 is tied with Iowa State and one shot behind first-place Baylor. The Sooners are at 615.
Individually, OSU's Julie Yang shot even-par 72 on Saturday and is third at 4-over 148, six shots behind leader Lauren Taylor of Baylor. OU's AC Tanguay is at 6-over after a second-round 70.
The final round is Sunday.
UCO signs class of six
UCO's men's basketball team has signed six players to letters of intent.
The new Bronchos are: 6-foot-4 Garen Wright, who played at Putnam City High before a stint in minor league baseball; 6-3 Aaron Anderson from Edmond Santa Fe, who is transferring from Fresno State; 5-10 Jarrod McDaniel from Midwest City, who is transferring from Seminole State; 6-0 Jacob Richardson from Porter; 6-7 Philip Brown, a transfer from NOC-Enid; and 6-6 Trai Jordan, who played at Southeast and is transferring from Murray State Junior College.