Key takeaways
- Brian Armstrong has just “dropped” alpha directly into the bags of traders at Polymarket and Kalshi.
- It hit almost every keyword that would-be market traders bet on.
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Coinbase CEO Brian Armstrong surprised listeners during the company’s third-quarter earnings call on Thursday after mentioning almost every keyword that market traders had bet on.
“I was a little distracted because I’ve been tracking the prediction market of what Coinbase is going to say on their next earnings call, and I just want to, you know, add in here the words Bitcoin, Ethereum, blockchain, staking, and web3, to make sure we get them before the end of the call,” Armstrong said as he wrapped up Coinbase’s earnings call.
The moment inadvertently gave the win to everything And bettors on Polymarket.
This was fun – it happened spontaneously when one of our team members dropped a link in the chat https://t.co/tQiV3B9jUj
– Brian Armstrong (@brian_armstrong) October 31, 2025
Coinbase reported steady growth in the third quarter with a 37% increase in transaction revenue to $1 billion, driven by a rebound in trading volume, which reached $295 billion. Total revenue for the quarter increased to $1.9 billion with net income of $433 million.
Armstrong confirmed that Coinbase added 2,772 bitcoins worth more than $300 million during the quarter. With 14,548 BTC currently on its balance sheet, the company ranks among the top ten public companies in terms of Bitcoin holdings.
