Executable opportunity
Buy Yes — Mark Kelly wins and accepts the 2028 Democratic presidential nomination
One stable URL, requoted from current order-book depth for a $100 all-in budget. Both contracts passed a manual rules review.
Tracked watchlist
Buy Yes
Polymarket is the better executable fill
53.58% lower all-in, buying 1719.83 more payout units for the same budget if this side settles at 1.
polymarket
3.12¢
3208.83 contracts · fee $3.74
kalshi
6.71¢
1489.00 contracts · fee $6.17
Alert me when the executable price improves
Email only if the best venue changes or the all-in price improves by your threshold. The reference resets after each delivered alert.
Why these contracts are comparable
Both rules require the named individual to win and accept the 2028 Democratic presidential nomination; venue expiry differs by 15 hours.
Reviewed 2026-08-01 · fingerprints pinned on both venues. Quotes can move before execution; venue previews remain authoritative. Eligibility depends on jurisdiction.