Who will join Reform UK before June?
Market price history
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Market price
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Kalshi • Volume: 44.5K contracts • Updated 1h agoCloses: 2026-06-01 (7d)
Kalshi · Elections
OU's Pick
YES · Sir John Hayes
at 1¢
Price gap
Kalshi1¢
→OU's fair1¢
Confidence
Low
Sir John Hayes is a prominent right-wing Conservative MP whose ideological alignment with Reform UK makes him a more plausible defector than more moderate colleagues.
Not financial advice. For informational purposes only. Prediction markets involve risk of loss. AI may contain errors.