Check out which companies are making headlines after the bell Tuesday:
Apollo Education Group - The for-profit education company posted earnings of 28 cents a share, excluding one-time items, on sales of $679 million. Analysts expected the company to post earnings of 19 cents a share on revenue of $689 million. Shares slumped in extended-hours trading.
Wells Fargo - The bank named CFO Tim Sloan as the head of its Wholesale Banking Group. Sloan will succeed David Hoyt, who has decided to retire. Current head of Wells Fargo Securities, John Shrewsberry, will succeed Sloan as CFO, also effective May 15. Shares were unchanged in extended-hours trading.
Read MoreStocks post 3-day win streak, S&P 500 sets fresh all-time high
Nomura Securities initiated coverage of automakers Ford and General Motors with "neutral" and "reduce" ratings, respectively. Both companies posted March auto sales earlier in the session that exceeded forecasts. Shares were relatively flat in extended-hours trading.
Wedbush Securities started coverage of used-car retailer CarMax with a "neutral" rating and a $46 price target. Shares were largely unchanged in extended-hours trading.
Tallgrass Energy Partners - The oil pipeline company increased its quarterly dividend to 32.5 cents a share from 31.5 cents a share.
Questions? Comments? Email us at marketinsider@cnbc.com