TOTAL VOLUME:
$154.8b
24H VOL:
$238,896,186
24H TRANSACTIONS:
2,985,204,718
OPEN INTEREST:
$1,897,934,485
408,127
Markets across
39,552
events
MATCHED EVENTS:
4,429
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 25, 2:41 PM EST
Kalshi
These markets focus on predicting the margin of victory for either San Francisco or Atlanta in the first half of their upcoming football game. Outcomes are determined solely by the point differential at halftime, reflecting early game dominance or competitiveness.
All markets resolve based solely on the point differential at halftime of the San Francisco vs Atlanta Pro Football game scheduled for October 25, 2026. Each market specifies a different threshold for the winning team's margin of victory: San Francisco must exceed point margins ranging from 2.5 to 13.5 points, while Atlanta must exceed margins from 2.5 to 10.5 points. If the actual halftime margin meets or exceeds the specified threshold for a given market, that market resolves to Yes; otherwise, it resolves to No. Only points scored during the first half count toward these determinations. The markets are independent, allowing for multiple outcomes depending on the exact halftime score differential.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines based on power rankings and expert analysis, while this market allows anyone to trade on their beliefs. If a significant number of traders believe a sportsbook line is inaccurate, they can buy or sell contracts, driving the price on Kalshi towards what they perceive as the true probability. This can sometimes lead to prediction market odds being more accurate than sportsbook odds, especially as the event approaches and more information becomes available.
On Kalshi, this market is priced through a continuous order book where traders buy and sell contracts representing different point spreads. The price of each contract reflects the probability of that spread occurring in the first half of the game. As more traders participate, the price adjusts based on supply and demand. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The closer the spread is to zero, the more confident the market is in a close first half. Traders are essentially betting on whether the actual result will fall above or below the purchased spread.
This market resolves around Oct 25, 2026, with the outcome confirmed once the first half result is verifiable from credible public reporting. The resolution will be based on the official point spread at the end of the first half of the San Francisco vs Atlanta game. The market will determine which contract – representing a specific point spread – matches the actual result. Once the final score is available, Kalshi will settle all outstanding contracts accordingly, paying out to those who correctly predicted the spread.
Several factors could influence the price of this market. Any news regarding injuries to key players on either the San Francisco or Atlanta teams would likely have a significant impact. Changes in weather conditions, particularly if they favor one team's playing style, could also move the market. Unexpected news about team strategies or coaching decisions could also influence trader sentiment. Finally, large volume trades on Kalshi itself, driven by informed traders or new information, can cause the spread to shift rapidly.