
Prediction market open interest climbed to a record $1.48 billion in the week ending June 15, roughly a sixfold increase over the past year.
Open interest was not the only milestone. Notional volume, weekly fees, and active users all hit new highs as the FIFA World Cup pushed sports betting sharply higher.
Prediction Markets Notch All-Time High With Sixfold Open Interest Surge
According to a16z crypto, it was the second consecutive weekly peak. Kalshi and Polymarket account for most of the figure. Smaller venues such as Opinion, Limitless, and Myriad trail well behind.
Source: BeInCrypto






