Sources: activist fund Starboard Value has taken a ~$500M stake in Autodesk and spoken to its board over concerns regarding a probe that led to its CFO’s ouster (Rohan Goswami/CNBC)

Rohan Goswami / CNBC:
Sources: activist fund Starboard Value has taken a ~$500M stake in Autodesk and spoken to its board over concerns regarding a probe that led to its CFO's ouster  —  Starboard Value, the activist fund run by Jeff Smith, has taken a sizable stake in graphics-design firm Autodesk and has spoken …