** Shares of cryptocurrency and blockchain-related firms jump early Tues, as bitcoin and ethereum bounce back on Tues

** Bitcoin, world’s largest cryptocurrency, fell >5% on Mon and extended recent steep losses as investors shunned risk assets

** Bitcoin BTCUSD up 4.9% at $90,658.57 on Tues; Ether ETHUSD rises 6.2% to $2,964.34

** Shares of crypto exchange Coinbase Global COIN rise 4% on the session, while blockchain farm operator Bitfarms BITF up 4%

** BTC hoarder Strategy MSTR, formerly known as MicroStrategy, rallies about 6% on Tues

** On Mon, MSTR shares tumbled as much as 12% before closing down about 3% after co slashed its annual earnings targets due to the crypto slide, and said it set up a $1.4 bln reserve to support dividend payments

** Retail trading platform Robinhood HOOD, which typically takes its cues from moves in the crypto market, up about 3%

** Crypto miners rise: Riot Platforms RIOT 2.5%, Mara Holdings MARA 5%, CleanSpark CLSK 3%, Bit Digital BTBT nearly 4%

** Ether-linked names lift: BTCS BTCS 6%, Bitmine Immersion Technologies BMNR 9% and Sharplink Gaming SBET 6%

** ProShares Bitcoin Strategy ETF BITO and iShares Bitcoin Trust ETF IBIT both up around 5%, while ishares Ethereum Trust ETF ETHA leaps 8%

** With moves on the session, BTC off about 4% YTD and ETH down about 11%