TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 27, 6:05 PM EST
Kalshi
This market tracks which team will lead at halftime in an upcoming football game between two professional teams. It focuses solely on the scoring during the first half, ignoring the final result of the full game. The outcome depends on whether one team has more points than the other at halftime or if the points are equal.
If San Francisco wins the 1st Half of the ARI Cardinals vs SF 49ers Pro Football game originally scheduled for Sep 27, 2026, then the market resolves to Yes. If Arizona wins the 1st Half of the ARI Cardinals vs SF 49ers Pro Football game originally scheduled for Sep 27, 2026, then the market resolves to Yes. If neither team wins the 1st Half of the ARI Cardinals vs SF 49ers Pro Football game originally scheduled for Sep 27, 2026, then the market resolves to Yes.
Prediction market odds often reflect the collective wisdom of informed traders, and can sometimes diverge from traditional sportsbook odds. Sportsbooks set lines to balance action and ensure profit, while this market is driven purely by individuals predicting the outcome. If a significant number of traders believe a sportsbook is mispricing the game, they can express that view through their trades. This can lead to differences in implied probabilities between this market and those offered by sportsbooks. It’s common to see prediction markets move faster to incorporate new information than traditional betting venues.
On Kalshi, this market is priced through a continuous auction mechanism, where traders buy and sell contracts representing their belief about the outcome. The price of a contract reflects the probability of that outcome occurring, as perceived by the market participants. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the price adjusts dynamically. The closer we get to the event, the more volatile the price may become, as traders refine their predictions. The market depth shows the volume of contracts available at different price points, indicating the level of conviction among traders.
This market resolves around Sep 27, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The team leading at the end of the first half of the game between the Arizona Cardinals and the San Francisco 49ers will determine the winning outcome. Official game results, as reported by major sports news outlets, will be used to verify the result. The resolution process is designed to be transparent and based on publicly available information, ensuring a fair and accurate determination of the market’s outcome.
Several factors could influence the price of this market before resolution. Any news regarding key player injuries for either the Cardinals or the 49ers would likely cause significant movement. Unexpected changes in weather conditions, particularly if they favor one team’s playing style, could also shift the market. Furthermore, any significant shifts in public perception, perhaps driven by expert analysis or breaking news, could impact trading activity. Finally, large volume trades from informed participants could also cause noticeable price fluctuations in this market.