Check out which companies are making headlines after the bell Monday:
Autodesk - The design software company posted earnings of 53 cents a share, excluding one-time items, on sales of $607 million, topping expectations for 49 cents a share on revenue of $586 million. Meanwhile, the company handed in current-quarter earnings and revenue outlook that fell short of Wall Street projections, sending shares lower in extended-hours trading.
(Read More: Monday Selloff: Dow Skids 200, S&P Ends Below 1500; Vix Up 35%)
Caesars Entertainment - The gaming, hospitality and tourism company posted a loss of $3.44 a share on revenue of $2.02 billion, widely missing expectations for a loss of $2.04 a share on sales of $2.11 billion. Shares slumped in extended-hours trading.