TOTAL VOLUME:
$154.3b
24H VOL:
$228,458,490
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,879,276,037
410,833
Markets across
40,345
events
MATCHED EVENTS:
4,363
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 4, 2:50 PM EST
Kalshi
This set of markets focuses on predicting the outcome of the first half of an upcoming football game, specifically how much one team will win by compared to the other. Each market represents a different point differential threshold that could be achieved by either team during the first half of play.
All markets resolve based solely on the point differential between the Green Bay Packers and Tampa Bay Buccaneers during the first half of their game scheduled for October 4, 2026. A 'Yes' outcome occurs if the winning team exceeds the specified point spread listed in the market title. Only points scored in the first half count toward resolution, regardless of the final full-game result. Each market features a different threshold for victory margins, ranging from narrow spreads like 'wins by over 2.5 points' to larger differentials such as 'wins by over 13.5 points.' The markets cover both possible winners, allowing participants to speculate on either team's potential dominance in the opening half. Kalshi explicitly disclaims any official affiliation with the governing league, and all trademarks remain property of their respective owners.
Often, prediction market odds reflect a different perspective than those found at traditional sportsbooks. Sportsbooks set lines to balance action and incorporate a profit margin, while this market represents the collective wisdom of traders who are incentivized to be accurate. Therefore, discrepancies can arise due to differing information, biases, or simply the dynamics of how each type of market operates. It’s common to see this market move independently of sportsbook lines, especially as new information becomes available or as the event draws closer.
On Kalshi, this market is priced through a continuous order book where traders buy and sell contracts representing different spread outcomes. The price of a contract indicates 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. Traders are constantly adjusting their bids and asks based on their own analysis and expectations, leading to a dynamic price discovery process. The more traders believe a particular spread will occur, the higher the price of the corresponding contract will climb.
This market resolves around Oct 4, 2026, with the outcome confirmed once the actual first half spread of the GB Packers vs TB Buccaneers game is verifiable from credible public reporting. The resolution will be based on the official spread as determined by the game’s official statistics, and will be reported by major sports news outlets. Traders holding contracts on the correct spread will receive a payout, while those holding contracts on incorrect spreads will not.
Several factors could influence the price of this market. Any news regarding injuries to key players on either the Packers or the Buccaneers would likely cause significant movement. Changes in weather forecasts, especially if they suggest adverse conditions, could also impact trader sentiment. Furthermore, as kickoff approaches, any late-breaking news or analysis from sports analysts could shift expectations and drive price changes. Public betting patterns, while not directly reflected here, can sometimes influence trader behavior and contribute to volatility in this market.