Check out which companies are making headlines after the bell on Monday:
Shares of Sonic plummeted 14 percent in extended trading Monday. The drive-in fast-food restaurant chain reported adjusted earnings of 45 cents per share, beating estimates by 1 cent. Its quarterly revenues of $162 million missed Wall Street expectations of $167 million.
The company also reported a 2 percent decrease in same-store sales. Franchise drive-ins saw a decrease of 1.8 percent, while company drive-ins saw a decrease of 3 percent in same-store sales.
Visa saw its stock drop more than 1 percent in choppy trade after the bell. The payments company reported quarterly earnings of 78 cents per share, compared to estimates of 73 cents a share. Visa reported revenues of $4.26 billion, beating estimates of $4.23 billion. It said it expects annual net revenue growth of 16 to 18 percent in 2017.
Rambus shares climbed 3 percent in after-hours trade. The technology company reported earnings after the bell, beating expectations on both its top and bottom lines. It raised its guidance for both revenue and earnings per share slightly above expectations for its fourth quarter.
Zions Bancorporation was up more than 1 percent after the bell. The Utah-based bank holding company reported earnings of 57 cents a share on revenues of $116.9 million, beating analyst expectations on both top and bottom lines. The company's CEO noted quarterly growth in consumer loans and fee income, two of its major growth initiatives.