When the CEO reads the script: Did Coinbase Brian Armstrong manipulate a market?

Brian Armstrong wrapped Coinbase’s third-quarter earnings call on Oct. 30, with a line that instantly resolved live prediction market contracts on Polymarket and Kalshi. The episode sparked debates about whether the industry’s most visible CEO had just mocked a niche betting venue or crossed a line that regulated financial executives shouldn’t approach. Armstrong said in The post When the CEO reads the script: Did Coinbase Brian Armstrong manipulate a market? appeared first on CryptoSlate.