Golden Finance reports that the market shows mixed performance among cryptocurrency concept stocks in pre-market trading of US stocks, including: ·Sharplink Gaming down 5.38%; ·Circle up 6.17%; ·Strategy down 1.76%; ·Coinbase down 2.09%; ·MARAHoldings down 2.37%; ·Riot Platforms down 1.98%; ·BTCS down 3.98%.