TOTAL VOLUME:

$134.1b

24H VOL:

$133,388,117

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,436,095,462

405,232

Markets across

30,526

events

MATCHED EVENTS:

2,693

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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HSBC Championships: Rinky Hijikata vs Alejandro Tabilo
polymarket
kalshi

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo

Volume:
$119,492

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo

 - Polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 16, 2026

Closed: Jun 23, 4:00 AM EST

polymarket

Polymarket

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

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$109,848
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 1 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
$3,245
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set Handicap +/-1.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$661
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 2 O/U 9.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$80
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 2 O/U 8.5

100%
Yes 100¢No 0¢
0.1¢
N/A
$60
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 2 Winner

100%
Yes 100¢No 0¢
0.1¢
N/A
$50
N/A
N/A
N/A
Settled
Yes
kalshi

Over 23.5 games

0%
Yes 0¢No 100¢
100¢
N/A
$2,977
N/A
N/A
$2,958
Settled
No
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Match O/U 22.5

0%
Yes 0¢No 100¢
—
N/A
$55
N/A
N/A
N/A
Settled
Yes
kalshi

Over 18.5 games

0%
Yes 0¢No 100¢
100¢
N/A
$1,202
N/A
N/A
$1,130
Settled
No
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Match O/U 21.5

0%
Yes 0¢No 100¢
—
N/A
$50
N/A
N/A
N/A
Settled
Yes
kalshi

Over 28.5 games

0%
Yes 0¢No 100¢
100¢
N/A
$290
N/A
N/A
$276
Settled
No
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Match O/U 23.5

0%
Yes 0¢No 100¢
—
N/A
$151
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 1 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$268
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set Handicap +/-1.5

0%
Yes 0¢No 100¢
—
N/A
$167
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 1 O/U 9.5

0%
Yes 0¢No 100¢
—
N/A
$142
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 1 O/U 8.5

0%
Yes 0¢No 100¢
—
N/A
$128
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Total Sets: O/U 2.5

0%
Yes 0¢No 100¢
—
N/A
$68
N/A
N/A
N/A
Settled
Yes
polymarket

HSBC Championships: Rinky Hijikata vs Alejandro Tabilo Set 2 O/U 10.5

0%
Yes 0¢No 100¢
—
N/A
$50
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
Total markets: 19

Description

This event group covers the professional tennis match between Rinky Hijikata and Alejandro Tabilo at the 2026 HSBC Championships (ATP London), scheduled for June 16, 2026 at 4:00 AM ET. Markets span match completion, set winners, game totals across multiple thresholds, and set handicaps.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Kalshi markets define binary Yes/No thresholds for total games without specifying incomplete-match or forfeit behavior. Polymarket markets explicitly map incomplete matches and forfeits to 50-50 or No outcomes, creating potential settlement ambiguity if the match does not complete in normal play.Hero tip: Verify match completion status before settlement. If the match ends early due to retirement, default, or injury, Polymarket Over/Under and completion markets will push to 50-50, while Kalshi markets may lack clear resolution guidance. Request explicit Kalshi settlement guidance for non-completion scenarios.

Critical divergence points:

  • Kalshi: Three markets resolve Yes if total games exceed 23.5, 28.5, or 18.5. No explicit language addressing incomplete matches, forfeits, walkovers, or cancellations. Resolution appears to assume match completion.
  • Polymarket: Match completion market resolves Yes only if all games and sets are played to completion; forfeits, walkovers, and cancellations resolve No. Over/Under game and set markets resolve 50-50 if match is incomplete, canceled, or delayed beyond 7 days. Winner and set-winner markets resolve to the advancing player (including via retirement/default) or 50-50 for walkover/cancellation.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

Polymarket

This market refers to the tennis match between Rinky Hijikata and Alejandro Tabilo in the HSBC Championships, originally scheduled for June 16, 2026 at 4:00AM ET. This market will resolve to 'Rinky Hijikata' if Rinky Hijikata advances against Alejandro Tabilo. This market will resolve to 'Alejandro Tabilo' if Alejandro Tabilo advances against Rinky Hijikata. 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 ATP Tour. A consensus of credible reporting may also be used.

Kalshi

Resolution is based on the total number of completed games across the full match. The match must begin with a ball being played to be considered as occurring; if cancelled before play starts due to injury, walkover, forfeiture, or other reasons, the market resolves to fair price. If the match is postponed or delayed, the market remains open and closes after the rescheduled match concludes within two weeks. If a player retires, markets that can be unconditionally settled based on completed play resolve accordingly; those that cannot are settled at fair market price at the Exchange's discretion.

Frequently asked questions

Prediction markets like those tracked here operate on crowd-sourced pricing rather than traditional sportsbook models. Traders buy and sell shares tied to outcomes, allowing odds to shift continuously based on new information, player form, and betting flow. Unlike sportsbooks, which set fixed lines and manage risk through juice, prediction markets aggregate dispersed knowledge and often reflect sharper, more dynamic pricing. Comparing this market's odds to major sportsbooks can reveal arbitrage opportunities or consensus shifts in how the tennis community views the matchup.

Polymarket and Kalshi can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Platform differences stem from distinct user bases, fee structures, and market mechanics. Polymarket operates as an automated market maker with continuous liquidity, while Kalshi uses order-book matching, leading to different price discovery speeds and depth. Geographic restrictions, regulatory frameworks, and the timing of large trades can also cause temporary spreads. These gaps typically narrow as arbitrageurs exploit them, but during low-volume periods or around major news, divergences may persist and create trading opportunities.

Key catalysts include recent player performance, head-to-head records, court surface suitability, and injury updates. Tournament seeding, draw position, and momentum from earlier rounds shape trader expectations. Media coverage, expert commentary, and betting flow from casual bettors can trigger sharp repricing. Weather conditions, player fatigue, and last-minute lineup changes closer to match day often drive late volatility. Monitoring player social media, official tournament announcements, and sportsbook line movements provides early signals of shifting market sentiment.