Home › Prediction Markets › Other Prediction Markets › US Open ATP: Frances Tiafoe vs Ben Shelton US Open ATP: Frances Tiafoe vs Ben Shelton US Open ATP: Frances Tiafoe vs Ben Shelton. It is currently trading at a 14% probability on Polymarket. Reported volume is $1.5M. Scheduled resolution: September 18, 2026. Last updated September 11, 2026 at 9:53 PM ET Current Market Probability Probability Price Volume Liquidity Platform Status Resolution date Chart 14% 0.14 $1.5M $390.7K Polymarket Open September 18, 2026 Market Information Category Event Source Other Prediction Markets US Open ATP: Frances Tiafoe vs Ben Shelton View on Polymarket Historical Market Probability Current 14% Related Prediction Markets US Open ATP: Completed Match: Frances Tiafoe vs Ben Shelton Frances Tiafoe vs. Ben Shelton: Total Sets O/U 4.5 Tiafoe vs. Shelton: Set 3 Games O/U 8.5 Tiafoe vs. Shelton: Set 3 Games O/U 9.5 Tiafoe vs. Shelton: Set 3 Games O/U 10.5 Tiafoe vs. Shelton: Set 4 Games O/U 8.5 Tiafoe vs. Shelton: Set 4 Games O/U 9.5 Set Handicap: Shelton (-1.5) vs Tiafoe (+1.5) Popular Prediction Markets Will Adanech Abiebie be the next Prime Minister of Ethiopia? Will Jesus Christ return before 2027? Will the U.S. invade Iran before 2027? Will Gedion Timothewos be the next Prime Minister of Ethiopia? Will LeBron James win the 2028 US Presidential Election?