TOTAL VOLUME:
$154.6b
24H VOL:
$333,432,169
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,971,286,090
419,492
Markets across
40,634
events
MATCHED EVENTS:
4,654
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 18, 2:42 PM EST
Kalshi
This set of markets focuses on predicting the margin of victory for either Tennessee or Indianapolis in the first half of their upcoming football game. Each market corresponds to a specific point differential threshold that must be exceeded for the bet to pay out.
All markets resolve based solely on the point differential in the first half of the Tennessee vs Indianapolis Pro Football game scheduled for October 18, 2026. Each market specifies a different threshold for the winning team to exceed—for Indianapolis, thresholds range from over 2.5 points to over 13.5 points, and for Tennessee, thresholds range from over 2.5 points to over 10.5 points. Only points scored during the first half count toward resolution. If the actual margin exactly matches a threshold (e.g., a 3-point win when the market requires 'over 3.5 points'), the market resolves as No. All markets are independent, and the governing league's official scoring and game records determine outcomes. Kalshi disclaims any affiliation with the league, and all trademarks remain the property of their respective owners.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks set lines based on their own models and aim to balance action on both sides, incorporating a profit margin. This market, however, is driven by individuals trading based on their own information and analysis, potentially leading to more accurate predictions, especially as the event approaches. Discrepancies can arise due to differing information sources, risk appetites, and the dynamic nature of both markets. It's common to see prediction markets move faster to incorporate new information.
On Kalshi, this market is priced through a continuous order book where traders buy and sell contracts representing their beliefs about the outcome of the first half spread. The price of a contract reflects the probability of that outcome occurring. Buyers are essentially betting that the spread will be as they predict, while sellers are taking the opposite position. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market price adjusts dynamically based on supply and demand, meaning that increased buying pressure will raise the price, and increased selling pressure will lower it. This creates a real-time assessment of the likely spread.
This market resolves around Oct 18, 2026, with the outcome confirmed once the actual first half spread of the Tennessee versus Indianapolis game is verifiable from credible public reporting. The resolution will be based on the official result as reported by a recognized sports data provider. Traders holding contracts on the correct side of the spread will receive a payout, while those on the incorrect side will forfeit their investment. The final price will reflect the market’s collective prediction just before the event’s conclusion.
Several factors could influence the price of this market. News regarding injuries to key players on either the Tennessee or Indianapolis teams would likely cause significant movement. Changes in weather forecasts, particularly if they suggest adverse conditions that could affect the game’s scoring, could also impact trading activity. Late-breaking news about team strategies or coaching decisions could also shift perceptions of the likely spread. Finally, large volume trades on Kalshi itself can create momentum and drive price changes, even without external news.