Take a look at the companies making headlines in midday trading. FuboTV — Shares of FuboTV soared 242% after the streaming provider confirmed a deal to merge its live online TV business with Walt Disney. The new joint venture will be 30% owned by Fubo and 70% owned by Disney, and will become the second largest digital pay TV provider after YouTube TV. Pony.ai — Shares of the Chinese self-driving car company rose 2% after Pony.ai said in a statement on Friday that it is trying to launch a robotaxi service in Hong Kong, the first step in its global expansion. step. Paycor – Shares of payroll services provider Paycor soared 24% after Bloomberg reported the company was in advanced talks to be acquired by larger rival Paychex. A deal could be announced as soon as this week, people familiar with the matter said. T-Mobile – The telecom stock fell 4% after Wells Fargo downgraded the company to equal weight from overweight. The investment firm said growth on key T-Mobile metrics is slowing and the company trades at a premium to its main rivals, adding to risks for the stock. Dutch Bros – Shares of Dutch Bros rose 2% after the coffee chain was upgraded to outperform from neutral by Baird. The investment firm said it has “become more confident in the near-term fundamental pattern” as the new year begins and still expects the stock to have significant upside ahead. Shares of Capri Holdings — the parent company of Coach and Michael Kors — rose more than 6%. The gains came as Bank of Montreal upgraded the stock to outperform from market perform, citing “overly negative/disinterested sentiment.” VeriSign — Warren Buffett’s Berkshire Hathaway bought an additional 20,044 shares for $4.1 million in transactions on Tuesday, Thursday and Friday, a regulatory filing showed. Shares rose nearly 3%. The group has now purchased VeriSign stock for 12 consecutive trading days. American Airlines — Shares of American Airlines rose 5% after TD Cowen upgraded the airline to buy from hold. The company also set a $25 stock price target, which would mark a new high on Wall Street, according to LSEG. Citigroup — Barclays rose 4% after the bank upgraded its outlook to overweight from equal weight on an improving outlook for the bank. The company also said Citi may be at a turning point after reporting annual revenue growth and positive operating leverage in the business. Chip Stocks – Chipmakers were higher on Monday after contract electronics giant Foxconn reported record fourth-quarter revenue. The share prices of TSMC and Nvidia both rose by more than 5%, and Micron Technology’s share price soared by more than 12%. Meanwhile, shares of Advanced Micro Devices and Qualcomm also rose more than 4%. MicroStrategy — Shares of Bitcoin Proxy rose nearly 5% after announcing that it aims to raise up to $2 billion in preferred equity to use to acquire more Bitcoin and strengthen MicroStrategy’s balance sheet. Plug Power — A developer of hydrogen fuel cell systems rose 19%. The company previously added 13% on Friday after the U.S. Treasury Department released final rules that provide billions of dollars in tax credits to companies involved in hydrogen manufacturing to grow the clean energy industry. Chewy — Mizuho upgraded the online pet food retailer’s perform to outperform from neutral and raised its price target to $42 from $24, implying a gain of about 17% from Friday’s closing price. Shares rose about 4%. “Recent concerns about increased ad spending are short-sighted,” analyst David Bellinger said. —CNBC’s Sean Conlon, Michelle Fox, Alex Harring, Yun Li, Sarah Min, Jesse Pound and Samantha Subin contributed to the report.