Bitcoin Magazine Strategy (MSTR), Coinbase (COIN) Surge as Bitcoin Pumps Near $73,000 Shares of Strategy, Inc. (MSTR) and Coinbase (COIN) jumped on Wednesday, marking a sharp rebound for the Bitcoin proxies after months of losses. Strategy (MSTR), Coinbase (COIN) Surge as Bitcoin Pumps Near $73,000 Micah Zimmerman.