The post Coinbase CEO turns earnings call into unexpected jackpot for prediction market traders appeared on BitcoinEthereumNews.com. Key Takeaways Brian Armstrong just “airdropped” alpha straight into the bags of traders on Polymarket and Kalshi. He literally hit nearly every keyword that the prediction market traders had wagered on. Coinbase CEO Brian Armstrong surprised listeners during the company’s third-quarter earnings call on Thursday after mentioning nearly every keyword that prediction market traders had wagered he would say. “I was a little distracted because I was tracking the predictions market about what Coinbase will say in their next earnings call,” said Armstrong as he wrapped up Coinbase’s earnings call, “and I just want to, you know, add here, the words Bitcoin, Ethereum, blockchain, staking, and web3, to make sure we get those in before the end of the call.” The moment inadvertently handed a win to Kalshi and Polymarket bettors. lol this was fun – happened spontaneously when someone on our team dropped a link in the chat https://t.co/tQiV3B9jUj — Brian Armstrong (@brian_armstrong) October 31, 2025 Coinbase reported steady growth in Q3 with a 37% increase in transaction revenues reaching $1 billion, driven by a rebound in trading volumes, which touched $295 billion. Total revenue for the quarter escalated to $1.9 billion with a net income of $433 million. Armstrong confirmed that Coinbase had added 2,772 BTC valued at over $300 million during the quarter. With 14,548 BTC currently on its balance sheet, the company ranks in the top ten public companies in terms of Bitcoin holdings. Source: https://cryptobriefing.com/coinbase-brian-armstrong-earning-calls-win-prediction-market-traders/The post Coinbase CEO turns earnings call into unexpected jackpot for prediction market traders appeared on BitcoinEthereumNews.com. Key Takeaways Brian Armstrong just “airdropped” alpha straight into the bags of traders on Polymarket and Kalshi. He literally hit nearly every keyword that the prediction market traders had wagered on. Coinbase CEO Brian Armstrong surprised listeners during the company’s third-quarter earnings call on Thursday after mentioning nearly every keyword that prediction market traders had wagered he would say. “I was a little distracted because I was tracking the predictions market about what Coinbase will say in their next earnings call,” said Armstrong as he wrapped up Coinbase’s earnings call, “and I just want to, you know, add here, the words Bitcoin, Ethereum, blockchain, staking, and web3, to make sure we get those in before the end of the call.” The moment inadvertently handed a win to Kalshi and Polymarket bettors. lol this was fun – happened spontaneously when someone on our team dropped a link in the chat https://t.co/tQiV3B9jUj — Brian Armstrong (@brian_armstrong) October 31, 2025 Coinbase reported steady growth in Q3 with a 37% increase in transaction revenues reaching $1 billion, driven by a rebound in trading volumes, which touched $295 billion. Total revenue for the quarter escalated to $1.9 billion with a net income of $433 million. Armstrong confirmed that Coinbase had added 2,772 BTC valued at over $300 million during the quarter. With 14,548 BTC currently on its balance sheet, the company ranks in the top ten public companies in terms of Bitcoin holdings. Source: https://cryptobriefing.com/coinbase-brian-armstrong-earning-calls-win-prediction-market-traders/