Iowa State stuns No. 24 Oklahoma State, 51–49
Iowa State closed as a 10-point underdog and won outright. It was unranked Iowa State taking down the No. 24 team in the AP poll.
Final51–49
Upset size11
Rank in 202632nd of 108
It was the 4th-biggest of 12 upsets in 2026 Week 9, and the 32nd-biggest of the 2026 season. It was Iowa State's only upset win of 2026.
Other upsets in 2026 Week 9
USC 30, 
No. 2 Ohio State 18Upset size18.5
Troy 24, 
James Madison 21Upset size17.5
Syracuse 30, 
No. 19 SMU 27Upset size12
Sacramento State 31, 
Kent State 10Upset size7.5
Washington 17, 
Nebraska 10Upset size7.5
More: Iowa State upsets · Oklahoma State upsets · all Week 9 upsets · the 2026 season · how upset size works