| Outcome | Probability | Yes Bid | Yes Ask | 24h Change | Volume | |
|---|---|---|---|---|---|---|
| Oklahoma St. wins the 1H by over 6.5 points | 0% | 7¢ | 23¢ | — | $0 | Trade → |
| TCU wins the 1H by over 3.5 points | 0% | 41¢ | 56¢ | — | $0 | Trade → |
| Oklahoma St. wins the 1H by over 9.5 points | 0% | 1¢ | 99¢ | — | $0 | Trade → |
| TCU wins the 1H by over 12.5 points | 0% | 1¢ | 99¢ | — | $0 | Trade → |
| TCU wins the 1H by over 18.5 points | 0% | 1¢ | 99¢ | — | $0 | Trade → |
| Oklahoma St. wins the 1H by over 12.5 points | 0% | 1¢ | 99¢ | — | $0 | Trade → |
| TCU wins the 1H by over 9.5 points | 0% | 12¢ | 33¢ | — | $0 | Trade → |
| Oklahoma St. wins the 1H by over 3.5 points | 0% | 13¢ | 34¢ | — | $0 | Trade → |
| TCU wins the 1H by over 6.5 points | 0% | 20¢ | 44¢ | — | $0 | Trade → |
| TCU wins the 1H by over 15.5 points | 0% | 1¢ | 99¢ | — | $0 | Trade → |
This market asks which first-half point-spread outcome will occur between Oklahoma State and TCU, letting traders express expectations about which team will lead or cover through the game's first 30 minutes. It matters to bettors, analysts, and fans who want a market-based read on early-game dynamics.
Oklahoma State and TCU are conference opponents with contrasting offensive and defensive styles that often produce distinct first-half patterns; recent meetings, coaching changes, and roster turnover can shift those patterns year to year. First-half spreads focus on opening drives, starting lineups, and early-game strategy rather than full-game endurance or second-half adjustments.
Prices in this market reflect how participants collectively value each possible first-half spread outcome; higher-priced outcomes indicate fewer traders expect that specific result. Use the market price as a snapshot of consensus expectation, not a guarantee of the final result.
The market's close time is set by the exchange operator (KALSHI) and is listed on the market page; many first-half spread markets close at or just before kickoff, so check the event page for the official close.
Any announcement that changes key starters—especially at quarterback, offensive line, or primary defenders—can shift expectations for the first half; traders typically react quickly to injury report updates and pregame confirmations.
Look at recent first-half scoring margins, pace of play in opening quarters, turnover patterns early in games, and how each coaching staff tends to script the opening drives; those trends often carry more predictive value for the first half than full-game history.
Special-teams outcomes and receiving decisions can create immediate field-position advantages or quick scores that disproportionately affect the first half, so early returns, onside attempts, and blocked kicks are higher-impact events in this market than over a full game.
The market settles based on the official first-half score margin at halftime as reported by the market's designated official source; specific settlement rules, tie handling, and any edge-case procedures are detailed in the market's rule set on the exchange.