Check out the companies making headlines after the bell Tuesday:
Shares of Microsoft rose as much as 3.3 percent after hours following the company's earnings beat on Tuesday. The technology company posted fourth-quarter earnings per share of 69 cents on revenue of $22.64 billion. Its key cloud product saw revenue grow 102 percent.
Discover Financial dropped as much as 3 percent after hours after the company released its second-quarter results. The payment service company reported adjusted earnings of $1.47 per share, beating analysts' expectations of $1.42 per share. Revenue was $2.22 billion for the quarter, just shy of $2.23 billion.
Cintas shares increased more than 3 percent after hours after beating analysts' expectations with earnings per share of $1.08 for its fourth quarter of fiscal 2016. The uniform rental company reported revenue for the fourth quarter was $1.27 billion, an increase of 11.3 percent over the prior year period.
Cintas' CEO Scott D. Farmer said he expects "fiscal 2017 revenue to be in the range of $5.150 billion to $5.225 billion and fiscal 2017 EPS from continuing operations to be in the range of $4.35 to $4.45."
Intuitive Surgical rose as much as 6.8 percent in extended trading after passing expectations on second-quarter profit. The company, which specializes in the emerging field of robotic-assisted minimally invasive surgery, "reported much higher than expected second-quarter profit, driven by an increase in sales of its da Vinci surgical robots .... The company during the quarter shipped 130 da Vinci systems, which sell for about $1.5 million each, up from 110 in the prior quarter and 118 a year ago," said Reuters.