MicroStrategy (MSTR), the Nasdaq-listed software company with the largest corporate bitcoin treasury, melted up 25%, closing the day at a new all-time high price of $340, overcoming its 24-year old record from the dotcom bubble era. The company announced on Monday that it acquired 27,200 BTC, bringing its total holdings to 279,420 bitcoin, worth about $24.5 billion at current price.