What does the Shelton vs Alcaraz prediction market measure?

The market measures which player wins the first set of the US Open ATP match between Ben Shelton and Carlos Alcaraz.

What happens if Shelton wins the first set?

The market resolves to “Shelton” if Ben Shelton wins the completed first set.

What happens if Alcaraz wins the first set?

The market resolves to “Alcaraz” if Carlos Alcaraz wins the completed first set.

What if the tennis match is interrupted or not completed?

If the first set is completed and has a determined winner, the market resolves based on that set. If the first set is not completed, the market follows the exchange’s stated resolution rules.

How much smart money is tracked in this market?

PolySpotter tracks $18,379 in smart money for this market, with one recorded smart money signal and a recent alert titled “Profitable whale moves thin Alcaraz market.”

Part of: US Open ATP: Ben Shelton vs Carlos Alcaraz

Set 1 Winner: Shelton vs Alcaraz

This prediction market covers the first-set winner in the US Open ATP match between Ben Shelton and Carlos Alcaraz, originally scheduled for September 8, 2026. It resolves to Shelton if Ben Shelton wins Set 1 or Alcaraz if Carlos Alcaraz wins; current odds are not included in the provided metadata, while $18,379 in smart money is tracked.

1 smart money signal detected, totaling $18,379.

Categories: Sports, Games, Tennis

Notable Trades

Profitable whale moves thin Alcaraz market

A highly profitable serial trader placed an $18.4K concentrated Alcaraz bet that overwhelmed a thin market, though the position has since moved against them.

This trader is up $48.1M across 55,318 resolved bets and has bet across 5,545 events.
Five purchases totaling $18.4K represented over 25 times the market’s 24-hour volume in a thin $5K-liquidity market.
The trader entered Alcaraz at 67–69¢, but the current price has fallen to 60¢, so the signal is high-conviction rather than confirmed momentum.

$18,379 on Alcaraz | Wallet win rate: 65%

Top Holders

0x37c1...8de1 — Outcome 50270548, $556
0x940c...6f91 — Outcome 50270548, $251
0xb41e...db27 — Outcome 50270548, $222
0x770f...ac44 — Outcome 50270548, $194
0x0f01...0d90 — Outcome 50270548, $176
0x9527...888b — Outcome 50270548, $150
0xdb93...94cf — Outcome 50270548, $140 (88% win rate)
0xd220...fc0b — Outcome 50270548, $115 (53% win rate)
0x7179...7d79 — Outcome 50270548, $111
0xe2c1...cec4 — Outcome 50270548, $100

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Set 1 Winner: Shelton vs Alcaraz

3dUS Open ATP: Ben Shelton vs Carlos Alcaraz$18,379 tracked1 signalSportsGamesTennis

This market refers to the tennis match between Ben Shelton and Carlos Alcaraz in the US Open ATP, originally scheduled for September 8, 2026 at 11:30AM ET. This market will resolve to “Shelton” if Ben Shelton wins the first set. It will resolve to “Alcaraz” if Carlos Alcaraz wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or play has not begun by September 22, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50. Resolution will be based on official Grand Slam match statistics.

Price History — “Alcaraz”

69¢

64¢

59¢

Alert entriesHigh-conviction