KalshiSports
US Open Men's Singles: Americans to Reach Semifinals
US Open Men's Singles SF - 26
Ends Sep 9, 2026
Bet NowDisclosure
18+ only. Event contracts carry significant risk and are not suitable for everyone, you can lose the entire amount you commit. Not available in all jurisdictions; restrictions and eligibility requirements apply.
- 1+ Americans5.7K VOL.Yes 99%No 1%99¢
- 2+ Americans2K VOL.Yes 99%No 1%99¢
- 3+ Americans1 VOL.Yes 6%No 94%6¢
Rules Summary
If 1+ Americans reach the Semifinals in the 2026 US Open Men's Singles, then the market resolves to Yes.
Timeline and Payout
- Opened
- Aug 20, 2026, 7:37 PM
- Closes
- Sep 9, 2026, 2:33 PM
- Pays out
- 0.08 hours after close
Series KXATPNATSTAGE · Event KXATPNATSTAGE-26SF · Market KXATPNATSTAGE-26SF-1