TOTAL VOLUME:

$134.2b

24H VOL:

$126,324,530

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,434,646,834

406,019

Markets across

30,401

events

MATCHED EVENTS:

2,689

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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ITF Taipei: Dayeon Back vs Yu Ning Tsai
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ITF Taipei: Dayeon Back vs Yu Ning Tsai

Volume:
$5,084

ITF Taipei: Dayeon Back vs Yu Ning Tsai

 - Polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai - Polymarket

1W

News

Positive

Negative

Neutral

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Vol.

·

Resolved Jun 16, 2026

Closed: Jun 22, 10:15 PM EST

polymarket

Polymarket

View
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$4,884
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set Handicap +/-1.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$200
N/A
N/A
N/A
Settled
Yes
polymarket

Completed Match

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Match O/U 21.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Match O/U 22.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Match O/U 23.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Total Sets: O/U 2.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 1 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 2 O/U 8.5

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 2 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 2 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 1 O/U 8.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 1 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
N/A
N/A
N/A
N/A
Settled
Yes
polymarket

ITF Taipei: Dayeon Back vs Yu Ning Tsai Set 2 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
N/A
N/A
N/A
N/A
Settled
Yes
Total markets: 15

Description

This market refers to the tennis match between Dayeon Back and Yu Ning Tsai in the ITF Women Taipei, originally scheduled for June 15, 2026 at 10:15PM ET. This market will resolve to 'Dayeon Back' if Dayeon Back advances against Yu Ning Tsai. This market will resolve to 'Yu Ning Tsai' if Yu Ning Tsai advances against Dayeon Back. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.

Polymarket

This market refers to the tennis match between Dayeon Back and Yu Ning Tsai in the ITF Women Taipei, originally scheduled for June 15, 2026 at 10:15PM ET. This market will resolve to 'Dayeon Back' if Dayeon Back advances against Yu Ning Tsai. This market will resolve to 'Yu Ning Tsai' if Yu Ning Tsai advances against Dayeon Back. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.

Frequently asked questions

On Polymarket, the dashboard for the Back vs Tsai tennis match tracks real-time odds and historical price movements as traders buy and sell shares tied to the match outcome. You can monitor how the probability shifts leading up to the event, review cumulative trading volume, and observe which outcome is commanding trader interest at any given moment. The interface displays the current market price—expressed as a percentage likelihood—alongside 24-hour volume data, giving you a snapshot of both conviction and recent activity among participants.

Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are driven purely by trader belief and capital allocation. Prediction markets can sometimes price outcomes more efficiently when they attract informed participants willing to stake real money on their conviction. Comparing this market's odds to major sportsbook lines on the same match can reveal where professional bettors and prediction market traders disagree.

On Polymarket, traders set the odds by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the cumulative conviction of all participants; as more capital flows toward one result, its probability rises and the competing outcome's price falls. This continuous repricing mechanism means the market adapts instantly to new information, breaking news, or shifts in trader sentiment about the match.

This market resolves around Jun 23, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—specifically, which player wins the ITF Taipei event. Resolution hinges on the final score being publicly documented and available through established tennis databases or official tournament records.

Several factors could shift trader positioning before Jun 23, 2026. Recent performance by either player, injury announcements, head-to-head records, court surface conditions at the venue, and pre-match commentary from tennis analysts all influence perception of winning likelihood. Betting action from professional sports traders can also trigger sharp moves. As the match date approaches, any news about player form, fitness, or tournament draws may prompt traders to rebalance their positions, causing the odds to swing.