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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Washington Mystics vs. Connecticut Sun
kalshi
polymarket

Washington Mystics vs. Connecticut Sun

Volume:
$928,334

Washington Mystics vs. Connecticut Sun

 - Polymarket

Washington Mystics vs. Connecticut Sun - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 18, 2026

Closed: Jun 17, 7:00 PM EST

polymarket

Polymarket

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

Washington Mystics vs. Connecticut Sun

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$848,568
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -1.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$17,233
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 163.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$15,911
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 162.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$12,225
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -2.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$10,639
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 161.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$9,251
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -4.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$7,408
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 159.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$4,259
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 160.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$2,766
N/A
N/A
N/A
Settled
Yes
kalshi

Game goes to overtime

View
0%
Yes 0¢No 100¢
100¢
N/A
$73
N/A
N/A
$73
Settled
No
Total markets: 10

Description

This event group covers a WNBA game between the Washington Mystics and Connecticut Sun scheduled for June 17, 2026 at 7:00 PM ET. Markets span moneyline (winner), spread (-4.5 Mystics), over/under total (163.5), and overtime occurrence, with resolution tied to final official game score.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: Kalshi focuses on overtime occurrence as a standalone binary event, while Polymarket's markets (moneyline, spread, over/under) all depend on final game outcome including overtime. The markets are complementary rather than contradictory, but they resolve to different dimensions of the same game.Hero tip: Treat Kalshi's overtime market as a separate prediction layer. If you believe the game will be close and go to OT, that is independent of your moneyline or spread prediction on Polymarket. Overtime occurrence does not determine winner or score total - it is orthogonal. Use both markets to hedge: bet Mystics moneyline on Polymarket and YES overtime on Kalshi if you expect a tight, extended game.

Critical divergence points:

  • Kalshi: Binary overtime-only market. Resolves YES if and only if the game enters overtime, NO otherwise. Does not depend on final score or winner. Key Quote: 'If Washington and Connecticut go to overtime in the Washington vs Connecticut women's professional basketball game originally scheduled for Jun 17, 2026, then the market resolves to Yes.'
  • Polymarket: Three outcome-dependent markets (moneyline, spread, over/under) all resolve based on final official score including any overtime periods. Moneyline: winner takes all. Spread: Mystics must win by 5+ points. Over/Under: combined score 164+ = Over. Key Quote: 'The result will be determined based on the final score including any overtime periods.'
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

In the upcoming WNBA game, scheduled for June 17 at 7:00PM ET: If the Washington Mystics win, the market will resolve to "Washington Mystics". If the Connecticut Sun win, the market will resolve to "Connecticut Sun". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. The result will be determined based on the final score including any overtime periods.

Kalshi

If Washington and Connecticut go to overtime in the Washington vs Connecticut women's professional basketball game originally scheduled for Jun 17, 2026, then the market resolves to Yes.

Frequently asked questions

Prediction markets and sportsbooks price games differently because they serve distinct audiences. Sportsbooks set odds to balance action and lock in profit margins; prediction markets reflect real-time trader conviction without a built-in vig. Prediction market prices often lead sportsbook lines because traders have direct financial incentive to identify mispricings. For this market, comparing the implied probabilities here to your preferred sportsbook can reveal value opportunities, though both should converge as game time approaches and new information emerges.

Polymarket and Kalshi may price this market differently due to variations in user base, liquidity depth, and contract design. 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. Polymarket attracts a broader global trader base, while Kalshi operates under U.S. regulatory frameworks that shape order flow and risk appetite. Differences in trading volume, fee structures, and how each platform frames the outcome also influence pricing. These gaps typically narrow as resolution approaches, but they create arbitrage opportunities for sharp traders monitoring both platforms simultaneously.