Michael Saylor's Strategy saw its 840,447 BTC treasury swing from a $9.5B loss to a $4.7B profit in a week as bitcoin rallied past $80,000.

Strategy bought zero bitcoin last week as cash hit $6.69B and its massive BTC stash stayed frozen at 840,447.

Michael Saylor's Strategy saw its 840,447 BTC treasury swing from a $9.5B loss to a $4.7B profit in a week as bitcoin rallied past $80,000.