After hanging below $30K for most of the weekend, bitcoin (BTC-USD) is climbing 5.6% in Monday trading to almost $31.4K as investors appear willing to take on some risk. Nasdaq, S&P 500, and Dow Jones futures are rallying before Monday's open. The increase for the world's largest cryptocurrency is helping to boost premarket trading of Riot Blockchain (RIOT), +5.5%, Marathon Digital (MARA), +4.9%, and Coinbase Global (COIN) +4.7%. MicroStrategy (MSTR) shares are jumping 6.9% and Bakkt Holdings' (BKKT) are gaining 3.2%. Other major cryptocurrencies are also ethereum (ETH-USD) is advancing 6.6% to $1.90K, cardano (ADA-USD) is surging 11%, and solana (SOL-USD) +11%. Ripple (XRP-USD) +2.6% and Binance coin (BNB-USD) +3.3%, gains are more moderate. The gains are also occurring ahead of the Consensus 2022 conference that starts on Thursday. Bitcoin has been stuck at ~$30K since May 9, defying some predictions of further decline, but apparently unable to gather much upward momentum either. Earlier, HIVE Blockchain reports 273.4 BTC produced in May