TOTAL VOLUME:

$134.2b

24H VOL:

$126,590,312

24H TRANSACTIONS:

2,388,728,490

OPEN INTEREST:

$1,439,516,703

404,175

Markets across

30,277

events

MATCHED EVENTS:

2,685

PLATFORM COVERAGE:

5

Polymarket:

39%

VS.

Kalshi:

61%

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Seattle Sounders FC vs. Vancouver Whitecaps FC - Halftime Result
polymarket
kalshi

Seattle Sounders FC vs. Vancouver Whitecaps FC - Halftime Result

Volume:
$83,384

Portland wins 1st half

 - Kalshi

Portland wins 1st half - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolved Aug 17, 2026

Closed: Aug 8, 10:07 PM EST

kalshi

Kalshi

View
Join Kalshi and score $25 for your first trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Portland wins 1st half

View
100%
Yes 100¢No 0¢
100¢
N/A
$42,713
N/A
N/A
$21,199
Settled
Yes
polymarket

Draw

100%
62%
Yes 100¢No 0¢
0.1¢
N/A
$11,717
N/A
N/A
N/A
Settled
Yes
kalshi

Tie

0%
Yes 0¢No 100¢
100¢
N/A
$4,361
N/A
N/A
$4,209
Settled
No
kalshi

Seattle wins 1st half

0%
Yes 0¢No 100¢
100¢
N/A
$16,485
N/A
N/A
$13,897
Settled
No
polymarket

Vancouver Whitecaps FC

0%
40%
Yes 0¢No 100¢
—
N/A
$4,581
N/A
N/A
N/A
Settled
No
polymarket

Seattle Sounders FC

0%
21%
Yes 0¢No 100¢
—
N/A
$3,527
N/A
N/A
N/A
Settled
No
Total markets: 6

Description

This event group tracks the possible outcomes of the first half (halftime) of an upcoming Seattle Sounders FC vs. Vancouver Whitecaps FC match scheduled for August 16, 2026. The markets cover three possible scenarios: Seattle leading at halftime, a draw at halftime, or Vancouver leading at halftime.

PredictionHero - Resolution Divergence Alerts (RDA)

Unified Resolution Criteria (Consistent across platforms)

All platforms agree on using the official halftime result from the governing body or credible reporting if official data is delayed. Postponements keep markets open, while cancellations resolve to 'No' for win markets and 'Yes' for draw markets.Primary resolution logic: Official statistics from the governing body or event organizers, with credible reporting as a backup if official data is unavailable within 24 hours

Core resolution logic:

  • Resolve based on the official halftime score recognized by the governing body or event organizers
  • Use credible reporting consensus if official statistics are not published within 24 hours after the event
  • Postponements keep markets open until the game is completed
  • Cancellations with no makeup game resolve to 'No' for win markets and 'Yes' for draw markets

Edge cases & clarifications:

  • Postponement: Markets remain open until the game is completed, regardless of how many times it is postponed
  • Cancellation: If the game is canceled entirely with no makeup date, win markets resolve to 'No' and draw markets resolve to 'Yes'
  • Stoppage time goals: Goals scored during stoppage time at the end of the first half count toward the halftime result
Timing: Markets resolve within 24 hours of the official publication of halftime statistics by the governing body or event organizers, or within 24 hours of the match conclusion if official statistics are delayedOur 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 MLS game between Seattle Sounders FC and Vancouver Whitecaps FC, scheduled for August 16, 2026 at 10:30 PM ET: This event contains halftime result markets for home, draw, and away outcomes within the first 45 minutes of regular play plus stoppage time.

Kalshi

If Portland is the winner of the first half of regulation time in the Seattle vs Portland women's Pro Basketball game originally scheduled for Aug 8, 2026, then the market resolves to Yes. If Seattle is the winner of the first half of regulation time in the Seattle vs Portland women's Pro Basketball game originally scheduled for Aug 8, 2026, then the market resolves to Yes. If Tie is the result of the first half of regulation time in the Seattle vs Portland women's Pro Basketball game originally scheduled for Aug 8, 2026, then the market resolves to Yes.

Frequently asked questions

The dashboard for the halftime match result market aggregates real-time data from multiple venues, showing how traders price the likelihood of different scores at halftime. It displays total volume of $83,384 and 24-hour volume of $83,273, offering a consensus view of market sentiment across platforms. This centralized view helps users compare activity and spot trends as the match approaches, with all data updated live to reflect shifting opinions on the match's midpoint outcome.

Price differences between Polymarket and Kalshi on this market can stem from varying user participation, liquidity levels, and fee structures. 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. For instance, if one platform attracts more international traders, regional biases might shift its odds. Additionally, differing trading volumes — $83,384 overall versus $83,273 in the last day — influence how quickly prices adjust. Market design elements like fees or minimum order sizes also affect how traders place bets, leading to distinct price discovery paths on each venue.

Injuries, weather delays, or strategic lineup changes can all shift expectations for the first half and move this market. Key moments — such as early goals, yellow cards, or tactical adjustments — may cause rapid swings in trader sentiment. Additionally, momentum shifts observed in live gameplay often influence betting patterns, especially as the half progresses toward its conclusion.