Check out the companies making headlines after the bell Monday:
Eclectic specialty retailer Urban Outfitters saw shares pop in extended trading Monday after posting earnings that beat Wall Street's expectations. The company behind popular teen stores like Anthropologie and Free People posted earnings of 61 cents per share on revenues of $1.01 billion, versus expectations of 56 cents on revenues of $1.02 billion.
Fast-casual burger chain Shake Shack's stock dropped after the bell after it posted lower-than-expected forward guidance. The chain, founded by New York City restaurateur Danny Meyer, posted better-than-predicted adjusted earnings of 8 cents per share on revenues of $51 million, compared to Thomson Reuters consensus estimates of 7 cents per share on $50 million in revenue.
But the company said it expected "same-shack" sales growth between 2.5 and 3 percent — analysts had on average expected 3.1 percent growth, according to FactSet.
IBM's shares slid after the technology company announced the CEO's pay grew in 2015. Virginia Rometty's pay was $19.8 million in 2015, up from $19.3 million in 2014,The Wall Street Journal reported.
Seagate Technology's shares dipped briefly as Wall Street digested news that the technology company was hacked. A phishing email scam led to the disclosure of private employee information from the data storage firm, including Social Security numbers and salaries, the company said.
Shares of Thor Industries rose after hours as the RV manufacturer posted earnings of 86 cents per share on revenues of $975.1 million in the quarter ending in January. The company cited internal cost cutting and interest at spring retail shows as drivers of optimism for the recreational-vehicle business.
— CNBC's Sarah Whitten and Christine Wang contributed to this report.
