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Sports·Chess

Sinquefield Cup Winner

icon for Sinquefield Cup Winner
Sports·Chess

Sinquefield Cup Winner

Wesley So 44%

Praggnanandhaa Rameshbabu 17%

Maxime Vachier-Lagrave 11.8%

Levon Aronian 8.6%

Polymarket

$48,596 Vol.

Wesley So 44%

Praggnanandhaa Rameshbabu 17%

Maxime Vachier-Lagrave 11.8%

Levon Aronian 8.6%

Polymarket

$48,596 Vol.

Wesley So

$2,859 Vol.

44%

Praggnanandhaa Rameshbabu

$4,463 Vol.

17%

Maxime Vachier-Lagrave

$3,675 Vol.

12%

Levon Aronian

$4,341 Vol.

9%

Fabiano Caruana

$5,850 Vol.

9%

Vincent Keymer

$6,474 Vol.

7%

Javokhir Sindarov

$5,827 Vol.

6%

Samuel Sevian

$528 Vol.

2%

Anish Giri

$4,127 Vol.

2%

Jorden Van Foreest

$4,803 Vol.

<1%

This market will resolve according to the winner of the 2026 Sinquefield Cup, currently scheduled for August 8, 2026 to August 21, 2026. If this tournament is postponed after September 4, 2026, 11:59 PM ET, canceled, or a winner has not been declared within this timeframe, this market will resolve to "Other." If multiple players are declared winner, this market will resolve in favor of the player whose listed last name comes first alphabetically. The resolution source for this market will be official information from the tournament organizer, the Grand Chess Tour (https://grandchesstour.org/tours/2026/tournaments/2026-sinquefield-cup/); however, a consensus of credible reporting may also be used.The Sinquefield Cup's elite 10-player classical field features several grandmasters in peak form, including top seed Fabiano Caruana as 2026 GCT leader and two-time overall champion, Javokhir Sindarov fresh off Candidates and World Cup success, Vincent Keymer riding strong recent results, and defending champion Wesley So. With the event still in its early rounds at the Saint Louis Chess Club, no single player has pulled away in the standings, leaving multiple contenders with realistic paths through the remaining schedule. This balance of ratings, head-to-head history, and current momentum produces closely bunched implied probabilities among the leaders, reflecting broad trader consensus on the tournament's inherent unpredictability.

This market will resolve according to the winner of the 2026 Sinquefield Cup, currently scheduled for August 8, 2026 to August 21, 2026.

If this tournament is postponed after September 4, 2026, 11:59 PM ET, canceled, or a winner has not been declared within this timeframe, this market will resolve to "Other."

If multiple players are declared winner, this market will resolve in favor of the player whose listed last name comes first alphabetically.

The resolution source for this market will be official information from the tournament organizer, the Grand Chess Tour (https://grandchesstour.org/tours/2026/tournaments/2026-sinquefield-cup/); however, a consensus of credible reporting may also be used.
Volume
$48,596
End Date
Aug 21, 2026
Market Opened
Jul 17, 2026, 6:32 PM ET

Resolver

0x69c47De9D...
This market will resolve according to the winner of the 2026 Sinquefield Cup, currently scheduled for August 8, 2026 to August 21, 2026. If this tournament is postponed after September 4, 2026, 11:59 PM ET, canceled, or a winner has not been declared within this timeframe, this market will resolve to "Other." If multiple players are declared winner, this market will resolve in favor of the player whose listed last name comes first alphabetically. The resolution source for this market will be official information from the tournament organizer, the Grand Chess Tour (https://grandchesstour.org/tours/2026/tournaments/2026-sinquefield-cup/); however, a consensus of credible reporting may also be used.
This market will resolve according to the winner of the 2026 Sinquefield Cup, currently scheduled for August 8, 2026 to August 21, 2026. If this tournament is postponed after September 4, 2026, 11:59 PM ET, canceled, or a winner has not been declared within this timeframe, this market will resolve to "Other." If multiple players are declared winner, this market will resolve in favor of the player whose listed last name comes first alphabetically. The resolution source for this market will be official information from the tournament organizer, the Grand Chess Tour (https://grandchesstour.org/tours/2026/tournaments/2026-sinquefield-cup/); however, a consensus of credible reporting may also be used.The Sinquefield Cup's elite 10-player classical field features several grandmasters in peak form, including top seed Fabiano Caruana as 2026 GCT leader and two-time overall champion, Javokhir Sindarov fresh off Candidates and World Cup success, Vincent Keymer riding strong recent results, and defending champion Wesley So. With the event still in its early rounds at the Saint Louis Chess Club, no single player has pulled away in the standings, leaving multiple contenders with realistic paths through the remaining schedule. This balance of ratings, head-to-head history, and current momentum produces closely bunched implied probabilities among the leaders, reflecting broad trader consensus on the tournament's inherent unpredictability.

This market will resolve according to the winner of the 2026 Sinquefield Cup, currently scheduled for August 8, 2026 to August 21, 2026.

If this tournament is postponed after September 4, 2026, 11:59 PM ET, canceled, or a winner has not been declared within this timeframe, this market will resolve to "Other."

If multiple players are declared winner, this market will resolve in favor of the player whose listed last name comes first alphabetically.

The resolution source for this market will be official information from the tournament organizer, the Grand Chess Tour (https://grandchesstour.org/tours/2026/tournaments/2026-sinquefield-cup/); however, a consensus of credible reporting may also be used.
Volume
$48,596
End Date
Aug 21, 2026
Market Opened
Jul 17, 2026, 6:32 PM ET

Resolver

0x69c47De9D...
This market will resolve according to the winner of the 2026 Sinquefield Cup, currently scheduled for August 8, 2026 to August 21, 2026. If this tournament is postponed after September 4, 2026, 11:59 PM ET, canceled, or a winner has not been declared within this timeframe, this market will resolve to "Other." If multiple players are declared winner, this market will resolve in favor of the player whose listed last name comes first alphabetically. The resolution source for this market will be official information from the tournament organizer, the Grand Chess Tour (https://grandchesstour.org/tours/2026/tournaments/2026-sinquefield-cup/); however, a consensus of credible reporting may also be used.

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Frequently Asked Questions

"Sinquefield Cup Winner" is a prediction market on Polymarket with 11 possible outcomes where traders buy and sell shares based on what they believe will happen. The current leading outcome is "Wesley So" at 44%, followed by "Praggnanandhaa Rameshbabu" at 17%. Prices reflect real-time crowd-sourced probabilities. For example, a share priced at 44¢ implies that the market collectively assigns a 44% chance to that outcome. These odds shift continuously as traders react to new developments and information. Shares in the correct outcome are redeemable for $1 each upon market resolution.

As of today, "Sinquefield Cup Winner" has generated $48.6K in total trading volume since the market launched on Jul 17, 2026. This level of trading activity reflects strong engagement from the Polymarket community and helps ensure that the current odds are informed by a deep pool of market participants. You can track live price movements and trade on any outcome directly on this page.

To trade on "Sinquefield Cup Winner," browse the 11 available outcomes listed on this page. Each outcome displays a current price representing the market's implied probability. To take a position, select the outcome you believe is most likely, choose "Yes" to trade in favor of it or "No" to trade against it, enter your amount, and click "Trade." If your chosen outcome is correct when the market resolves, your "Yes" shares pay out $1 each. If it's incorrect, they pay out $0. You can also sell your shares at any time before resolution if you want to lock in a profit or cut a loss.

The current frontrunner for "Sinquefield Cup Winner" is "Wesley So" at 44%, meaning the market assigns a 44% chance to that outcome. The next closest outcome is "Praggnanandhaa Rameshbabu" at 17%. These odds update in real-time as traders buy and sell shares, so they reflect the latest collective view of what's most likely to happen. Check back frequently or bookmark this page to follow how the odds shift as new information emerges.

The resolution rules for "Sinquefield Cup Winner" define exactly what needs to happen for each outcome to be declared a winner — including the official data sources used to determine the result. You can review the complete resolution criteria in the "Rules" section on this page above the comments. We recommend reading the rules carefully before trading, as they specify the precise conditions, edge cases, and sources that govern how this market is settled.