[U.S. Stock Crypto-Related Shares Decline Pre-Market, BMNR Down 3.22% Pre-Market] BlockBeats News, October 21, according to market data, U.S. stock crypto-related shares are broadly declining pre-market, including: Coinbase (COIN) down 1.39% pre-market Circle (CRCL) down 0.76% pre-market Strategy (MSTR) down 1.55% pre-market Bitmine (BMNR) down 3.22% pre-market SharpLink Gaming (SBET) down 2.77% pre-market BTCS (BTCS) down 1.15% pre-market