Shares of Coinbase Global climbed 1.3% in after-hours trading Wednesday following CEO Brian Armstrong’s announcement that the company withdrew its backing for the latest Senate crypto market-structure bill. Armstrong slammed the proposal, calling it worse than the current rules and saying he preferred no bill to a flawed one. The stock last changed hands at $255.86. Meanwhile, bitcoin edged up about 1.7%, with crypto-related stocks showing mixed moves: Strategy gained 3.7%, while Robinhood slipped 0.5%.