ICE Expands $1.6B Stake in Polymarket Despite Ongoing Regulatory Scrutiny

The move highlights growing interest from infrastructure providers, even as regulatory uncertainty remains unresolved.

Intercontinental Exchange (ICE), the parent company of the New York Stock Exchange, has invested an additional $600 million in prediction market platform Polymarket, bringing its total stake to approximately $1.6 billion.

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The investment comes as prediction markets face increasing scrutiny from U.S. lawmakers and state regulators, particularly around sports-related contracts and their classification under existing gambling and derivatives frameworks.

The decision to complete the investment follows ICE's earlier commitment in October 2025 to invest up to $2 billion in Polymarket, as part of a broader push by established financial institutions into prediction markets. It highlights how some market infrastructure providers are approaching the sector: increasing exposure while regulatory questions remain unresolved.

In parallel with ICE's investment, policymakers have introduced bipartisan legislation to restrict certain types of event contracts, and several states have taken legal or administrative action against platforms operating in this space.

At the same time, Polymarket is working to establish a U.S.-regulated entity that would operate under Commodity Futures Trading Commission (CFTC) oversight.

For ICE, the investment expands its presence in a segment that sits between financial markets and event-based trading. Rather than launching its own platform, the company is taking an equity position in an existing operator, while Polymarket develops pathways toward regulatory alignment and broader institutional access.

ICE is also expanding its role beyond investment. The company has launched a Polymarket Signals and Sentiment tool, packaging prediction market data into normalised analytics for institutional clients. This reflects a broader shift, with providers positioning prediction markets as a source of signals and sentiment for trading and risk workflows.

The move contrasts with calls from some traditional exchange operators for tighter restrictions on prediction markets, highlighting differences in how incumbents are approaching the sector.