// PERSON
Shayne Coplan
ROLE FOUNDER, POLYMARKETMENTIONS 1LAST SEEN JULY 21, 2026
Discussed in
// RECENT MENTIONS
// SIGNALS
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01
mention·StrictlyVC·JULY 21, 2026
“Kalshi CEO Tarek Mansour and Polymarket founder Shayne Coplan have turned their prediction-market rivalry into a bitter personal feud involving regulatory complaints, deal interference, legal threats, and public trolling as their companies battle over a sector that logged more than $150 billion in first-half trades.”
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