Current odds on Worm: Helioevaara/Patten 66%, Halys/Herbert 34%.

Odds are shown as implied probabilities and move as people trade.

This market is scheduled to close on November 14, 2026 at 17:30 UTC.

$753 has been traded on this market so far.

This market refers to the doubles tennis match between Helioevaara/Patten and Halys/Herbert in the Rolex Paris Masters, originally scheduled for November 7, 2026 at 12:30PM ET.

This market will resolve to 'Helioevaara/Patten' if the team of Helioevaara/Patten advances against Halys/Herbert.

This market will resolve to 'Halys/Herbert' if the team of Halys/Herbert advances against Helioevaara/Patten.

If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 21, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.

If the match begins but is not completed, and one team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances.

If the match ends in a walkover (a team withdraws before the start and the other advances automatically), this market will resolve to 50-50.

The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.

Yes. Leverage trading is available on this market on Worm. Leverage magnifies both gains and losses, and leveraged positions can be liquidated.