Sall owns about one-third of SAS Institute, while Goodnight owns the remainder. According to Forbes, Sall's net worth was approximately $4.2 billion as of 2016, making him the 392nd richest person in the United States at the time. As of 2009, most of Sall's net worth was illiquid, and based on the estimated worth of his partial ownership in SAS Institute. In 2018, Sall was still working, doing programming, and leading a team of developers.