Online Sportsbook Ad Spend in October: Will Online Sportsbook Ad Spend for October 2026 be above 45?

If the Carbon Arc Online Sportsbook Ad Spend (October 2026) for October 2026 is above 45, then the market resolves to Yes. For purposes of this market, determination will resolve on finalized Carbon Arc values recorded at 11:59 p.m. ET on the 5th calendar day after the end of the month covered by this market. For example, finalized Carbon Arc values for August will be recorded at 11:59 p.m. ET on September 5th. The index measures year-over-year, where 100 means Online Sportsbook Ad Spend was equal to the same month last year. Values above 100 indicate growth and values below 100 indicate decline: for example, 103 = 3% growth, 97 = 3% decline from year prior. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with Carbon Arc. All trademarks, logos, and brand names are the property of their respective owners.