BlockBeats News, November 17th, according to Dune Data, the total nominal trading volume of mainstream prediction markets in the past week was close to $3 billion, reaching $29.98 billion. Among them, Kalshi and Polymarket both exceeded $1 billion, with $13.04 billion and $10.01 billion respectively, ranking first and second. The third place is taken by the BSC ecosystem Opinion, with a nominal trading volume of $6.65 billion.



