Google engineer in US charged with insider trading, made $1.2M on Polymarket

A Google engineer in the United States has been charged with insider trading after allegedly using confidential company information to place bets on prediction market Polymarket. The engineer reportedly risked over $2.7 million on wagers tied to Google's 2025 Year in Search campaign, netting approximately $1.2 million in profits.

A Google software engineer in the United States is facing federal insider trading charges after allegedly exploiting access to confidential company data to place profitable bets on prediction market platform Polymarket. According to the criminal complaint, the engineer used non-public information about Google's upcoming 2025 Year in Search campaign to gain an unfair edge on the platform.

$2.7M Wagered on Search Trends

Prosecutors allege the engineer staked more than $2.7 million across wagers tied to which topics and terms would top Google's annual Year in Search rankings — a list compiled internally before its public release. By knowing the results ahead of time, the engineer reportedly pocketed around $1.2 million in winnings, representing a significant return on the insider bets.

The case marks one of the first high-profile instances of insider trading charges being applied to a cryptocurrency-based prediction market. Polymarket, which allows users to bet on the outcomes of real-world events using cryptocurrency, has surged in popularity, drawing scrutiny from regulators over the potential for market manipulation.

A New Frontier for Securities Fraud

The charges raise broader questions about how traditional securities laws apply to decentralised prediction platforms. Legal experts note that while Polymarket operates outside conventional stock markets, using privileged corporate information for financial gain can still fall within the scope of fraud and insider trading statutes. The case could set a precedent for how authorities treat similar conduct on emerging prediction and crypto platforms going forward.