TOTAL VOLUME:
$116.8b
24H VOL:
$105,438,864
24H TRANSACTIONS:
1,362,287,844
OPEN INTEREST:
$1,170,041,743
338,680
Markets across
33,274
events
MATCHED EVENTS:
4,215
PLATFORM COVERAGE:
5
Polymarket:
42%
VS.
Kalshi:
58%
O/U 5.5
- Polymarket
O/U 5.5 - Polymarket
80%
1W
News
Positive
Negative
Neutral
Hover marker for details
No volume data
Aug 20
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Aug 27
Vol.
$0.0
·
Resolves Sep 5, 2026
Time left: 02d:13h:33m
$
This market tracks whether the total combined runs scored by the Boston Red Sox and New York Yankees in their upcoming game will be over or under 5.5 runs. The current aggregated consensus probability for the "Over 5.5 runs" outcome stands at 84.0%. Data is aggregated from Kalshi, Polymarket, Predict, and Opinion, with resolution based on official final statistics from MLB.com or consensus of credible reporting. Watch for the game on June 6 at 7:35 PM ET, as this will be the key catalyst for resolution.
In the upcoming MLB game between the Boston Red Sox and New York Yankees, scheduled for June 6 at 7:35PM ET: This market will resolve to "Boston Red Sox" if the Boston Red Sox win the game. This market will resolve to "New York Yankees" if the New York Yankees win the game. 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, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.
In the upcoming MLB game between the Boston Red Sox and New York Yankees, scheduled for June 6 at 7:35PM ET: This market will resolve to "Boston Red Sox" if the Boston Red Sox win the game. This market will resolve to "New York Yankees" if the New York Yankees win the game. 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, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.
In the upcoming MLB game, scheduled for 2026-08-24 22:40 UTC: If the Boston Red Sox win, the market will resolve to "Boston Red Sox". If the Miami Marlins win, the market will resolve to "Miami Marlins". The result will be determined based on the final score including any extra innings. 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, or officially ends in a tie, this market will resolve 50-50. Resolution Source: https://www.mlb.com/ Note: Opinion will resolve strictly based on the first officially published result from the designated source. Any subsequent revisions will not affect this resolution.
Prediction market odds on this market often differ from traditional sportsbook lines due to community-driven pricing and lower liquidity constraints. While sportsbooks may post a fixed spread of 32.0, traders on Polymarket and Predict adjust probabilities based on evolving team news, player injuries, and recent performance. This can create sharper or more volatile odds, especially when major catalysts approach.
On Polymarket and Predict, prices can diverge because each venue has its own user base, liquidity pool, and fee structure influencing how traders hedge and place bets. Polymarket and Predict 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, Polymarket currently favors Boston Red Sox vs. New York Yankees: O/U 5.5 at 80.0%, while Predict leans toward Boston Red Sox vs. New York Yankees at 48.0%. Differences in recent trading volume or regional interest can also amplify these gaps.
This market resolves around Sep 5, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result aligns with the official game record, closing the market based on the final score or play that settles all contracts.
In the run-up to Sep 5, 2026, anything affecting either team’s performance or odds can shift this market. Key catalysts include starting pitcher announcements, injury updates, weather forecasts for the game venue, and recent head-to-head performance trends. Sudden changes in betting volume on Polymarket or Predict also signal shifting sentiment, while any last-minute roster moves could reshape expectations for the outcome.