According to data from analytics firm Artemis, Polymarket and Kalshi set new all-time highs in crypto trading volume on June 2. Polymarket recorded $176 million in daily trading volume, while Kalshi reached $108 million (first to break the $100 million mark); on the same day, the crypto market saw liquidations of over $1.76 billion in leveraged positions.
Key data comparison between the two platforms (as of June 2026)
The specific metrics for the two platforms are:
Kalshi June 2 daily crypto trading volume: $108 million (all-time high, first time breaking $100 million)
Polymarket June 2 daily crypto trading volume: $176 million (all-time high)
Kalshi total trading volume in May: $1.73 billion (61% of all prediction markets)
Polymarket total trading volume in May: $840 million
Kalshi weekly trading volume (week of May 17): first to break $400 million, up from $54.5 million in the same period last year by 7,424%
Kalshi crypto contract market share: 60.45% for the week of May 17 (Polymarket’s share at the beginning of the year was 91.11%, and a reversal has occurred)
Kalshi Bitcoin perpetual futures: the first such product in a CFTC-regulated venue
On June 3, 2026, Kalshi announced on X that Bitcoin perpetual futures are now live on its platform, calling them “the first U.S. perpetual futures.” Perpetual futures previously were only available on offshore crypto exchanges such as Binance and Bybit, never having been launched in a venue regulated by the CFTC. The product builds on Kalshi’s existing binary event contracts by adding a continuous exposure feature.
Polymarket liquidity data and HIP-4 progress on Hyperliquid
Polymarket’s current metrics (DefiLlama data): TVL of $535.58 million, open positions of $488.35 million, active addresses over 108,000 in the past 24 hours, cumulative trading volume of $36.1 billion, and revenue of $20.94 million over the past 30 days.
Hyperliquid’s HIP-4 outcome contracts launched on the mainnet on May 2, 2026. Current trading volume is about 1% of Polymarket’s, with roughly 500 active traders and 1 million processed trades. DefiLlama data shows that, currently, the total value locked across all prediction market platforms is $595.91 million.
FAQ
Where do Polymarket and Kalshi’s June 2 trading volume records come from?
The data comes from a report shared on X by analytics firm Artemis. Polymarket’s $176 million and Kalshi’s $108 million are both the all-time highest daily crypto trading volumes for their respective platforms.
What is the special significance of Kalshi’s launched Bitcoin perpetual futures?
Perpetual futures previously were only offered on offshore crypto exchanges such as Binance and Bybit, and never appeared in a CFTC-regulated venue. Kalshi launched this product on June 3, 2026, making it the first U.S. platform to offer this type of product in a regulated venue.
How did Kalshi’s market share switch from behind to leading in a short time?
According to Artemis data, Polymarket’s market share in crypto contracts was as high as 91.11% in early 2026; for the week of May 17, 2026, Kalshi’s market share had risen to 60.45%, achieving a reversal. Kalshi’s total trading volume in May was $1.73 billion, about twice Polymarket’s $840 million.
