Coinbase’s Armstrong Shakes Up Predictions Markets in Q3 Call

Coinbase boss Brian Armstrong shook up two prediction markets in the ultimate seconds of Thursday’s third-quarter earnings name by dropping an inventory of crypto buzzwords that Kalshi and Polymarket customers guess can be talked about in the decision, resolving all markets to a “sure.” 

A number of Kalshi and Polymarket customers have been ecstatic that their bets paid off in the ultimate seconds. In distinction, others have been understandably rattled to listen to {that a} prediction market could possibly be so simply upended.  

“I used to be a little bit distracted as a result of I used to be monitoring the predictions market about what Coinbase will say in their subsequent earnings name, and I simply need to add right here, the phrases Bitcoin, Ethereum, blockchain, staking, and Web3, be sure we get these in earlier than the tip of the decision,” mentioned Armstrong. 

The “What is going to Coinbase say throughout their subsequent earnings name” markets from Kalshi and Polymarket noticed $80,242 and $3,912 value of bets positioned.

That included 24 punters on Polymarket, the place fortuitously, nobody misplaced greater than $12 on a single guess. 

Armstrong afterward X said it occurred “spontaneously when somebody on our staff dropped a [prediction markets] hyperlink in the chat.”

lol this was enjoyable – occurred spontaneously when somebody on our staff dropped a hyperlink in the chat https://t.co/tQiV3B9jUj

— Brian Armstrong (@brian_armstrong) October 31, 2025

Armstrong appeared to please extra punters than not

Nearly each punter in the feedback part was happy with Armstrong’s last-minute resolution to checklist the crypto buzzwords not talked about earlier.