Check out which companies are making headlines after the bell Tuesday:
AAR - The provider of products and services to the aviation industry reported fourth-quarter earnings per share of 43 cents on $505.4 million in revenue. Estimates called for EPS of 41 cents on $510 million in sales. Shares slid in after-hours trading.
Cintas - The supplier of work uniforms reported fourth-quarter earnings per share of 76 cents, excluding items, on $1.16 billion in revenue, versus estimates of EPS of 75 cents on $1.17 billion in sales. Shares fell in after-hours trading.
CSX - The rail service tallied second-quarter earnings per share of 53 cents on 3.24 billion revenue, versus expectations of EPS of 52 cents on $3.25 billion in sales. Shares edged lower in after-hours trading.
Google - Shares edged higher after news former Ford CEO Alan Mulally would join the search engine's board of directors.
Intel - The maker of computer chips posted second-quarter earnings per share of 55 cents on $13.83 billion in revenue. Analysts had expected EPS of 52 cents on $13.69 billion in sales. Shares rose in after-hours trading.
Yahoo - The online search engine reported adjusted second-quarter earnings per share of 37 cents, ex-TAC, on $1.04 billion in revenue, compared to expected EPS of 38 cents on $1.08 billion in sales. Shares rose in after-hours trading.
—By CNBC's Kate Gibson
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