Home › Prediction Markets › World Prediction Markets › US x Iran Effective Ceasefire by September 4? US x Iran Effective Ceasefire by September 4? US x Iran Effective Ceasefire by September 4? It is currently trading at a 100% probability on Polymarket. Reported volume is $2.6M. Scheduled resolution: September 4, 2026. Last updated September 17, 2026 at 8:28 PM ET Current Market Probability Probability Price Volume Liquidity Platform Status Resolution date Chart 100% 1.00 $2.6M $454.0K Polymarket Open September 04, 2026 Market Information Category Event Source World Prediction Markets US x Iran Effective Ceasefire begins by...? (2 week pause) View on Polymarket Historical Market Probability 7 days ago Current 60% 100% Related Prediction Markets Israel closes its airspace by September 30? Map 5 Rounds Handicap: FURIA (-3.5) vs BetBoom Team (+3.5) Game 1: Both Teams Slay Baron Nashor? Game 1: Both Teams Slay a Dragon? Game 1: Both Teams Destroy Inhibitors? Game 1: Any Player Quadra Kill? Total Kills Over/Under 36.5 in Game 1? Game 1: Both Teams Slay Baron Nashor? Popular Prediction Markets Will Adanech Abiebie be the next Prime Minister of Ethiopia? Will the U.S. invade Iran before 2027? Will Jesus Christ return before 2027? Will Gavi win the 2026 Ballon d'Or? Will Marc Cucurella win the 2026 Ballon d'Or?