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Google Engineer Denies Insider Trading Charges, Claims He Was Gambling

Michele Spagnuolo faces allegations of insider trading linked to Polymarket but maintains he was merely gambling. He argues that such activities should not fall under US jurisdiction.

9/14/2026, 10:45:38 AM

Michele Spagnuolo, a software engineer at Google, has been charged with insider trading related to the prediction market platform Polymarket. Arrested amid investigations, Spagnuolo insists that his actions were simply gambling, which he claims is outside the purview of US law. According to Wired, Spagnuolo's argument hinges on the distinction between traditional trading and gaming activities. He contends that the bets he placed were in line with typical gambling behavior rather than illicit insider dealings. This perspective raises questions about the regulatory framework governing prediction markets and gambling, especially as these platforms evolve and attract participants from various regions. The case has drawn attention due to its implications for how online markets, particularly those that operate across different jurisdictions, are monitored and controlled. Industry analysts suggest that the outcome could set precedents impacting not only Polymarket but also other similar platforms that allow users to speculate on various outcomes. As regulatory bodies grapple with emerging technologies and market formats, the intersection between gambling and trading continues to be a contentious issue. Spagnuolo's defense will likely focus on establishing the legitimacy of his engagement with Polymarket as just that—gambling, rather than an illegal act of insider trading. As this case unfolds, it is expected to attract scrutiny from legal experts, analysts, and those closely monitoring the evolution of digital markets and their regulatory environments. The implications for technology companies and their employees might also be profound, as it touches on the responsibilities of individuals operating within these new spaces. The resolution of this incident will be closely watched, particularly for its potential repercussions on how similar cases might be handled in the future and what regulatory measures might be necessitated moving forward.

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