Polymarket taps blockchain data firm Chainalysis to curb insider trading

Polymarket is moving to tighten oversight on its fast-growing prediction market platform through a new partnership with blockchain analytics company Chainalysis.

The move comes as the firm seeks to strengthen market integrity while pursuing a reported $15 billion valuation.

The partnership gives Polymarket access to Chainalysis’s compliance infrastructure, investigative tools, and custom monitoring systems designed to detect suspicious trading behaviour, including insider trading and market manipulation.

Custom surveillance system to police insider trading

At the centre of the deal is a specialised market integrity framework built using Chainalysis Data Solutions.

The system is designed to monitor blockchain-based transactions on Polymarket in real time and flag irregular trading patterns that could indicate insider knowledge or coordinated manipulation.

Unlike traditional financial platforms, Polymarket operates on public blockchain infrastructure, meaning every trade, wallet interaction, and settlement is permanently recorded on-chain.

This creates a transparent data environment that can be analysed more effectively than opaque off-chain markets.

Chainalysis will use this transparency to help Polymarket identify suspicious positions before or after major geopolitical, economic, or political events that may materially impact market outcomes.

The partnership also includes investigative support, security services, compliance operations, and training for Polymarket’s internal teams.

Polymarket CEO Shayne Coplan said the company aims to become the “most trusted source of truth in markets,” emphasising that transparent blockchain infrastructure combined with professional-grade surveillance can create stronger protections for users.

Chainalysis CEO Jonathan Levin also highlighted the broader significance of the move, noting that blockchain-based markets have the potential to exceed traditional financial systems in transparency when paired with robust compliance tools.

Polymarket’s growth ambitions

The timing of the partnership is closely tied to Polymarket’s broader expansion strategy.

The company is reportedly seeking to raise approximately $400 million in fresh capital while targeting a valuation of $15 billion, a substantial leap that would position it among the most valuable firms in the digital asset and prediction market sectors.

To support this growth, regulatory credibility has become increasingly important.

Polymarket previously reached a $1.4 million settlement with the US Commodity Futures Trading Commission (CFTC) in 2022 over allegations that it operated an unregistered derivatives market.

Since then, securing stronger compliance systems has become central to its efforts to regain broader US regulatory acceptance.

The integration of Chainalysis may improve Polymarket’s standing with regulators by demonstrating active enforcement against illicit behaviour rather than relying solely on decentralised transparency.

With real-time surveillance, anomaly detection, and regulatory-grade investigative capabilities, Polymarket is seeking to establish itself not simply as a crypto-native betting platform but as a mature financial marketplace capable of operating under heightened scrutiny.

If successful, the initiative could help define future compliance standards for on-chain forecasting markets and strengthen Polymarket’s bid for regulatory legitimacy, institutional investment, and broader global expansion.