TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Newport (Doubles): Lammons/Withrow vs Bayldon/Hilderbrand
- Polymarket
Newport (Doubles): Lammons/Withrow vs Bayldon/Hilderbrand - Polymarket
1W
News
Positive
Negative
Neutral
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Vol.
·
Resolved Jul 10, 2026
Closed: Jul 14, 11:00 AM EST
Polymarket
This market refers to the doubles tennis match between Lammons/Withrow and Bayldon/Hilderbrand in the Newport, originally scheduled for July 7, 2026 at 11:00AM ET. This market will resolve to 'Lammons/Withrow' if the team of Lammons/Withrow advances against Bayldon/Hilderbrand. This market will resolve to 'Bayldon/Hilderbrand' if the team of Bayldon/Hilderbrand advances against Lammons/Withrow. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
This market refers to the doubles tennis match between Lammons/Withrow and Bayldon/Hilderbrand in the Newport, originally scheduled for July 7, 2026 at 11:00AM ET. This market will resolve to 'Lammons/Withrow' if the team of Lammons/Withrow advances against Bayldon/Hilderbrand. This market will resolve to 'Bayldon/Hilderbrand' if the team of Bayldon/Hilderbrand advances against Lammons/Withrow. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance their book and manage risk, while prediction markets aggregate the collective beliefs of traders who have real money at stake on outcomes. This market may show different implied probabilities than major sportsbooks, particularly if one venue has sharper or more active trading in tennis doubles. Comparing the two can reveal where consensus is strongest and where informed traders see value relative to conventional betting lines.
On Polymarket, traders set the odds through an automated market maker that adjusts prices based on buy and sell pressure. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome is represented as a separate contract, and the combined probability of all outcomes sums to 100 percent. As traders buy or sell shares, the price moves to reflect new information about the match—player form, court conditions, or head-to-head records. The market's liquidity and depth determine how quickly prices respond to large trades, and you can execute orders at the current market price or place limit orders to trade at your target level.
This market resolves around Jul 14, 2026, once the Newport doubles match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official match result—which team wins the doubles competition. Until that point, prices will fluctuate as traders update their positions based on pre-match analysis, player news, and any other relevant developments. Resolution is automatic once the event is finalized and reported by authoritative tennis sources.
Several factors could shift prices significantly before the match begins. Player injuries or withdrawals, recent tournament performance, and head-to-head records between the pairs are key catalysts. Court surface conditions, weather forecasts, and any last-minute lineup changes could also influence trader positioning. Media coverage highlighting one team's form or expert predictions may drive volume and repricing. Additionally, if related markets—such as singles matches involving the same players—show unexpected results, traders may adjust their expectations for this doubles contest accordingly.