Top 20 US Stock Exchange Transactions: Supermicro Computer Surges Over 30%, Company Submits Compliance Plan. Ranked 6th, Supermicro Computer closed up 31.24%, with a transaction volume of 6.512 billion US dollars. On Monday and Tuesday, the stock has risen by over 50% cumulatively. On the news front, the company has hired a new independent auditor and submitted a compliance plan to the NASDAQ exchange, effective immediately. BDO USA is a member firm of BDO International, one of the top five global accounting firm networks.