Activist investor Starboard Value took a $500 million stake in design software company Autodesk (NASDAQ:ADSK) and may file a lawsuit over the company’s accounting issues. This news is sending ADSK stock up.Shares in Autodesk rose 5% over the weekend on the news. ADSK stock was due to open this morning at $237, a market capitalization of nearly $51 billion after 2023 sales of $5.5 billion.Design Is Soft, Accounting Is HardAutodesk was founded in 1982 by John Walker around a design tool called AutoCAD. Its so ...