What is the Marta Kostyuk vs Iga Swiatek prediction market about?

This market is about which player will advance from the Roland Garros WTA match between Marta Kostyuk and Iga Swiatek. Shares resolve to Marta Kostyuk if she wins the match, or Iga Swiatek if Swiatek wins and advances.

When does the Kostyuk vs Swiatek Polymarket resolve?

The market is scheduled around the May 31, 2026 match and has a listed resolution date of June 7, 2026 at 09:00 UTC. If the match is delayed, the market can still resolve if a winner is determined within 7 days of the original scheduled date.

What happens if Kostyuk vs Swiatek is canceled or not completed?

If the match is canceled, not played at all, ends in a tie, or is delayed beyond 7 days from the scheduled time without a winner, the market will not resolve based on a player advancing and may be handled according to the market’s cancellation rules.

What smart money is PolySpotter tracking on this match?

PolySpotter is tracking $988,455 in smart money and 4 smart money signals for this market. Recent alerts include whale clusters backing the favorite, elite sports whale buying Iga, and a profitable underdog cluster.

How should I read the prediction market odds for Kostyuk vs Swiatek?

Prediction market prices generally reflect the market-implied probability that each player advances. For example, a player trading around 70¢ would imply roughly a 70% chance before fees and market frictions.

Part of: Roland Garros WTA: Marta Kostyuk vs Iga Swiatek

Roland Garros WTA: Marta Kostyuk vs Iga Swiatek

This Polymarket market tracks who will advance in the Roland Garros WTA match between Marta Kostyuk and Iga Swiatek, originally scheduled for May 31, 2026 at 5:00 AM ET. It resolves to the player who wins and advances, with final resolution expected by June 7, 2026 if delays occur. PolySpotter is tracking $988,455 in smart money across 4 signals, including whale activity backing Iga Swiatek and some profitable underdog interest.

This market refers to the tennis match between Marta Kostyuk and Iga Swiatek in the Roland Garros WTA, originally scheduled for May 31, 2026 at 5:00AM ET. This market will resolve to 'Marta Kostyuk' if Marta Kostyuk advances against Iga Swiatek. This market will resolve to 'Iga Swiatek' if Iga Swiatek advances against Marta Kostyuk. 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 WTA Tour. A consensus of credible reporting may also be used.

23 smart money signals detected, totaling $2,300,370.

Categories: Tennis, Games, Sports

Notable Trades

99% winner backs favorite

A highly proven sports bettor with a 99% resolved win rate and strong cross-market history bought Iga Swiatek despite this being a liquid market.

This bettor has won 184 of 185 resolved bets and is up $61K lifetime.
They are a serial cross-market trader across 27 events with a 99% hit rate.
Market volume is spiking 84x, and their 75¢ entry suggests confidence in Iga as the favorite.

$1,125 on Iga Swiatek | Wallet win rate: 99%

New whale buying favorite

A 10-hour-old wallet with repeat large-bet flags and early profit is sizing into Iga Swiatek during an 84x pre-event volume spike.

A 10-hour-old wallet has already placed $81K in flagged bets and is up $14.8K early.
They came back with a larger $32K buy on Iga after briefly selling, showing renewed conviction around 75¢.
The market saw an 84x pre-event volume spike, suggesting broader sharp attention before the match.

$59,264 on Iga Swiatek | Wallet win rate: 50%

85% winner backing favorite

A highly profitable sports bettor with an 85% record and strong cross-market history bought $60.8k of Iga Swiatek amid a major pre-event volume spike.

This bettor wins 85% of resolved trades and is up $7.3M lifetime.
They put $60.8k on Iga Swiatek at 74¢ across three buys.
This is a serial cross-market bettor with $18.1M traded across 38 events.

$60,844 on Iga Swiatek | Wallet win rate: 85%

Elite sports bettor backing favorite

A highly profitable sports bettor with an 85% win rate and $7.3M lifetime profit bought over $100k of Iga Swiatek amid a major pre-event volume spike.

This bettor wins 85% of resolved bets and is up $7.3M lifetime.
They bought $102k of Iga Swiatek at 74¢ across four trades.
Market volume is surging 92x above normal, matching the sharp bettor’s move.

$101,954 on Iga Swiatek | Wallet win rate: 85%

85% winner backs favorite

Sharp serial sports bettor with an 85% record and $7.3M lifetime profit bought $82K of Iga Swiatek amid a major pre-event volume spike.

This bettor wins 85% of resolved trades and is up $7.3M lifetime.
They put $82K on Iga Swiatek at 74¢ across two buys.
Market volume spiked 142x versus normal, suggesting heavy pre-match positioning.

$82,221 on Iga Swiatek | Wallet win rate: 85%

New profitable tennis whale

Very new wallet with early profit and repeated large bets is putting $13k on Iga Swiatek amid a major pre-match volume spike.

This wallet is under 10 hours old but already up $14.8k across early resolved bets.
They have now made 5 flagged large bets totaling $34.9k, suggesting repeated conviction rather than a one-off punt.
Market volume is surging 213x above normal before the match, and this bettor is backing Iga at 74¢.

$13,051 on Iga Swiatek | Wallet win rate: 50%

Elite tennis whale

Elite profitable sports bettor with 85% win rate and $7.3M lifetime P&L bought $240K of Iga Swiatek amid a major pre-event volume spike.

This bettor wins 85% of resolved trades and is up $7.3M lifetime.
They put $240K on Iga Swiatek at 74¢ across six buys in nine minutes.
This wallet has traded 38 related sports events with an 85% win rate, and market volume spiked 237x above normal.

$240,047 on Iga Swiatek | Wallet win rate: 85%

85% sharp loads $409K

A highly profitable 85% win-rate sports bettor put $409K on Iga Swiatek amid a major pre-event volume spike.

This bettor wins 85% of resolved trades and is up $7.3M lifetime.
They put $409K on Iga Swiatek at about 74¢, a very large concentrated position.
This wallet has traded 38 related sports events with an 85% hit rate, and this market just saw a 786x volume spike.

$408,789 on Iga Swiatek | Wallet win rate: 85%

Elite sports whale buying Iga

Highly profitable sports bettor with an 85% resolved win rate and $7.3M lifetime profit bought $326K of Iga Swiatek amid a major pre-event volume spike.

This bettor wins 85% of resolved bets and is up $7.3M lifetime.
They put $326K on Iga Swiatek at 74¢, a large concentrated position.
This wallet has traded 38 related sports events with an 85% win rate, and market volume spiked sharply before the match.

$326,567 on Iga Swiatek | Wallet win rate: 85%

Profitable underdog cluster

Three wallets, including two highly profitable serial sports traders, bought $8.9k of underdog Marta Kostyuk amid a major pre-event volume spike.

Two profitable bettors are backing the same underdog, with one up $1.0M across 9,654 resolved bets.
Three wallets bought $8.9k of Marta Kostyuk at 27–30¢ despite Iga Swiatek being the 72% favorite.
Market volume spiked over 1,100x versus baseline, suggesting unusual pre-match positioning.

$8,850 on Marta Kostyuk