Prediction Markets Hit $1 Billion Open Interest

Prediction markets may have quietly become one of crypto's most significant retail use cases, with open interest on these platforms crossing $1 billion for the first time since November 2024, just before the US Presidential election.

The milestone was highlighted by @stacy_muur, who pointed to a cluster of real-world events driving the renewed surge in activity. Among them: Golf's Masters Tournament, the ongoing conflict involving Iran, the US NBA playoffs, and early positioning around the 2026 US midterm elections.

The return to ten-figure open interest suggests that appetite for event-driven speculation has not faded since the post-election cooldown. If anything, the breadth of topics drawing liquidity, spanning sport, geopolitics and domestic politics, points to a maturing market that is no longer dependent on a single catalyst to sustain volume.