TOTAL VOLUME:

$134.1b

24H VOL:

$113,466,932

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,423,222,590

402,751

Markets across

30,217

events

MATCHED EVENTS:

2,632

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Las Vegas Aces vs. Phoenix Mercury
polymarket
kalshi

Las Vegas Aces vs. Phoenix Mercury

Volume:
$299,695

Las Vegas Aces vs. Phoenix Mercury

 - Polymarket

Las Vegas Aces vs. Phoenix Mercury - Polymarket

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Jun 25, 2026

Closed: Jun 17, 10:00 PM EST

polymarket

Polymarket

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

Las Vegas Aces vs. Phoenix Mercury

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$207,890
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -7.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$34,668
N/A
N/A
N/A
Settled
Yes
polymarket

Spread -6.5

View
100%
Yes 100¢No 0¢
0.1¢
N/A
$31,756
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 171.5

View
0%
Yes 0¢No 100¢
—
N/A
$9,940
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 172.5

View
0%
Yes 0¢No 100¢
—
N/A
$8,283
N/A
N/A
N/A
Settled
Yes
polymarket

O/U 173.5

View
0%
Yes 0¢No 100¢
—
N/A
$7,016
N/A
N/A
N/A
Settled
Yes
kalshi

Game goes to overtime

View
0%
Yes 0¢No 100¢
100¢
N/A
$141
N/A
N/A
$139
Settled
No
Total markets: 7

Description

This event group covers two distinct prediction markets on the Las Vegas Aces vs. Phoenix Mercury WNBA game scheduled for June 17, 2026 at 10:00 PM ET. Kalshi's market focuses on whether the game goes to overtime, while Polymarket's market focuses on the winner of the game. Both markets reference the same underlying game but ask fundamentally different questions.

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue: The two markets resolve on different dimensions of the same game event. Kalshi asks whether overtime occurs; Polymarket asks who wins. These are orthogonal questions with independent resolution paths.Hero tip: Treat these as separate markets with separate resolution criteria. Kalshi's YES does not predict Polymarket's outcome. Monitor game status independently for each platform. If the game is postponed, Polymarket stays open but Kalshi's resolution timeline becomes unclear—clarify postponement handling with Kalshi directly.

Critical divergence points:

  • Kalshi: Binary overtime market. Resolves YES if the game goes to overtime, NO if it ends in regulation. Does not address winner or cancellation scenarios. Key quote: 'If Las Vegas and Phoenix go to overtime in the Las Vegas vs Phoenix women's professional basketball game originally scheduled for Jun 17, 2026, then the market resolves to Yes.'
  • Polymarket: Categorical winner market. Resolves to 'Las Vegas Aces' or 'Phoenix Mercury' based on final score including overtime. Handles postponement (market remains open) and cancellation (50-50 split). Key quote: '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.'
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 10:00PM ET: If the Las Vegas Aces win, the market will resolve to "Las Vegas Aces". If the Phoenix Mercury win, the market will resolve to "Phoenix Mercury". 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 Las Vegas and Phoenix go to overtime in the Las Vegas vs Phoenix women's professional basketball game originally scheduled for Jun 17, 2026, then the market resolves to Yes.

Frequently asked questions

Prediction markets like Polymarket and Kalshi operate on peer-to-peer trading rather than traditional sportsbook spreads, often reflecting sharper, less-regulated pricing. While sportsbooks build in margins and manage liability across balanced books, prediction markets aggregate trader conviction directly into contract prices. This can result in tighter odds and faster reaction to breaking news or injury reports. However, sportsbooks typically offer higher liquidity and faster settlement, whereas prediction markets reward early information advantage and may show wider swings during low-volume periods.

Polymarket and Kalshi serve different trader demographics and operate under distinct regulatory frameworks, creating natural price divergence. 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. Each platform's fee structure, user interface, and liquidity depth influence how quickly new information gets priced in. Polymarket may attract retail traders seeking simple binary outcomes, while Kalshi draws institutional participants focused on specific event details like overtime scenarios. These structural differences mean identical events can trade at materially different odds across venues, creating arbitrage opportunities for alert traders.

Key injury announcements, roster changes, or late-breaking lineup news can shift odds significantly in the days leading up to the game. Betting trends and sharp money flowing into one side may signal professional consensus. Recent team performance, head-to-head records, and travel schedules also influence trader positioning. Additionally, unexpected weather, venue changes, or other logistical disruptions could trigger repricing. Monitor official team communications and sports media closely, as prediction markets react swiftly to any development that affects competitive balance or game conditions.