Super Micro Computer stock (NASDAQ: SMCI) fell by about 6% in Tuesday’s trading and remains down 54% over the past month amid significant corporate governance concerns and questions about the company’s financial reporting.

Super Micro Computer Inc., the troubled server maker whose auditor resigned last month, delayed yet another filing as it continues to search for a new accounting firm.

Short-seller Hindenburg Research published a paper in August claiming accounting errors and unreported related-party transactions at Super Micro. The U.S. Department of Justice then started looking at the company's financial operations preliminally.