The odds
as of Oct 25, 17:19 UTC- AFC Ajax 84% +16
- Draw (Sparta Rotterdam vs. AFC Ajax) 14% −3
- Sparta Rotterdam 2.2% −12
Traded today$315K
Traded in all$216K
Favourite, 7 days+21 pts
AFC Ajax, the last 7 days
Polymarket priceOct 18: 64% · Oct 19: 63% · Oct 20: 63% · Oct 21: 63% · Oct 22: 64% · Oct 23: 65% · Oct 24: 67% · Oct 25: 79%
The same question on Kalshi
Two venues, two sets of traders, sometimes two slightly different rules — read both before comparing. Kalshi's number is as of Oct 25, 17:19 UTC.
How it resolves
Polymarket's rule, word for wordThis event is for the upcoming Eredivisie game, scheduled for Sunday, October 25, 2026 between Sparta Rotterdam and AFC Ajax.
Settlement sources: https://eredivisie.nl/competitie/speelschema
Sports event contracts aren't legal everywhere; the venue's own rules on age and location apply. OddsOnAir shows prices and never takes or advises a trade.
See it on Polymarket ↗