Cipher Mining, Bitfarms and Hut 8 jump after Jane Street reveals stake
** Shares of crypto mining and data center infrastructure firms Cipher Mining , Bitfarms and Hut 8 jump premarket ** CIFR shares up 6.8% and Hut 8 up 3.7%, while U.S.-listed shares of BITF jump 9.2%** Trading firm Jane Street disclosed a 5% stake each in CIFR, BITF, and HUT late on Thursday ** Jane Street is now CIFR's third-biggest shareholder and the biggest stakeholder at BITF, per data compiled by LSEG** At HUT, Jane Street is the fifth-largest shareholder ** As of last close, CIFR was up 272%, BITF up 180%, and HUT up 98% YTD