Kalshi and Polymarket ramp up media partnerships with CNN, CNBC, and others ahead of midterm elections.

October 30 - According to Bloomberg, ahead of the U.S. midterm elections (November 3), media outlets including CNN, CBS News, Dow Jones, and CNBC have entered into commercial partnerships with prediction markets Kalshi and Polymarket, citing election trading odds in their reporting.

Bloomberg analyzed Dune data showing that election-related trading volume on the two platforms is approximately $1.5 billion. Regarding the partnerships: CBS News announced Kalshi as its prediction market sponsor; CNBC disclosed that its partnership with Kalshi involves customer acquisition revenue sharing and a minority equity investment; The Wall Street Journal features a Polymarket odds column on its homepage. Fox and CNN stated they will not broadcast odds during live coverage on election night.