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Kalshi Faces Scrutiny Over Significant Ether Contract Trading Volume

Prediction market platform Kalshi has attracted attention following reports of a substantial trading volume, specifically £425 million (approximately $539 million USD), related to its Ether price contracts, leading to accusations of wash trading.

PredictionSites Newsroom · 21 September 2026

Prediction market platform Kalshi has recently come under examination after reports highlighted a considerable trading volume for contracts predicting the price of Ether. This activity, valued at approximately £425 million (around $539 million USD), has led to suggestions of potential wash trading practices.

Wash trading involves an investor simultaneously buying and selling the same financial instrument to create a misleading impression of high trading activity, artificially inflating volume without any real change in ownership or market interest. Such practices are typically prohibited in regulated financial markets as they can distort true market demand and supply signals.

Kalshi operates as a regulated prediction market, allowing users to bet on the outcome of future events. In this context, its Ether price contracts function similarly to event contracts, where participants speculate on whether the cryptocurrency's value will fall within certain ranges by a specific date. The platform's regulatory status under the U.S. Commodity Futures Trading Commission (CFTC) provides a framework for its operations, making any accusations of market manipulation a serious concern for both the platform and its regulators.

While the reports indicate a large volume, the article's source material does not provide specific details from Kalshi regarding these accusations or the underlying mechanisms behind the observed trading figures. The discussion surrounding wash trading often arises in markets with high liquidity and can be challenging to prove definitively without internal data or regulatory investigations.

Reported first by finance.biggo.com read the original report. This article was written by the PredictionSites newsroom from that report.