Kalshi's sports betting drives record growth: $3B weekly volume
The prediction market platform Kalshi has achieved a historic milestone by recording a trading volume of $3.4 billion over the past week, according to the latest data from Artemis. The most notable aspect of this report is the absolute dominance of sports operations, which now account for 88 percent of the firm's total business. This exponential growth is evident when observing the company's evolution over the last year, as its weekly volume has increased from a modest $80.5 million, multiplying its activity by 42 and consolidating its position as a significant player in the regulated iGaming ecosystem.
The main driver behind these astronomical figures has been the NBA playoffs, an event that has channeled most of the $3 billion traded exclusively in the sports category. This massive volume contrasts sharply with other areas of the platform that previously generated more interest, such as cryptocurrency markets, which stood at $334.1 million. Meanwhile, the politics category, which is usually the flagship of these types of prediction sites, generated only $16.8 million, representing a tiny 0.5 percent of the company's total weekly volume.
The strategic duel against Polymarket and market specialization
A comparison with its main competitor, Polymarket, reveals a clear divergence in the business strategies of both platforms. While Kalshi's sports category alone surpassed the total volume processed by Polymarket, which was around $2 billion, the decentralized predictions giant still maintains absolute dominance in the political arena. Polymarket recorded $507.3 million in electoral markets during the same period, a figure that crushes Kalshi's results in that specific segment and demonstrates where the loyalty of their respective users lies.
This specialization suggests that Kalshi has found its most profitable niche in sports, leveraging its regulated structure to attract a more traditional bettor profile looking for high-frequency events like professional basketball. In contrast, Polymarket remains the go-to hub for macroeconomic events, geopolitical outcomes, and expectations surrounding the 2028 elections, supported by a user base with a profile more oriented towards political and global financial analysis.
A future marked by the diversification of international events
Despite Kalshi's resounding success in the sports sector, Cryptopolitan analysts point out that Polymarket still retains a structural advantage due to its global reach and the nature of its markets. Geopolitical events and international elections remain areas where the decentralized platform exerts an attraction that Kalshi's sports-centric strategy has not yet managed to capture. However, Kalshi's ability to monetize sports interest on such a scale creates a new competitive landscape where regulation and integration with traditional sports appear to be key to sustaining billions of dollars in business volume.
Tags: United States, USA, Kalshi, Kalshi Sports, prediction markets