Stocks making the biggest moves midday: Lululemon, Pfizer, News Corp, Charles Schwab and more

Check out the companies making the biggest moves midday. Lululemon — Shares of the athleisure clothing company surged more than 10% after S & P Dow Jones Indices announced that the company’s stock will be added to the S & P 500 on Wednesday. Lululemon will replace Activision Blizzard following the completion of its takeover by Microsoft. Pfizer — Shares rallied 5% following an upgrade by Jeffries to buy from hold. The firm sees an attractive buying opportunity after Pfizer cut its full-year guidance last week on slumping vaccine sales. Shares of vaccine makers Moderna and BioNTech declined, however, losing 4.7% and 5.4%, respectively. Novavax dropped 6%. News Corp — The stock added 3% in midday trading. Reuters and The Wall Street Journal reported over the weekend that activist shareholder Starboard Value has built a stake in News Corp. Starboard plans to recommend that the company spin off its digital real estate division, The Wall Street Journal said. Alignment Healthcare — Shares soared 20% after being upgraded to strong buy from outperform by Raymond James. The firm cited the health-care company’s retention of its four-star Medicare rating , as well as its renewed focus on growth and its valuation. Varonis Systems — The cybersecurity stock popped 6.2% following an upgrade to overweight from equal weight by Morgan Stanley. The firm said the company’s shares could benefit from its exposure to artificial intelligence. Manchester United — Shares of the English soccer club tumbled 6% on the news that British billionaire Jim Ratcliffe put in a bid of more than $1.5 billion, equating to a 25% stake in the company. This comes after Qatari businessman Sheikh Jassim bin Hamad al Thani withdrew his bid to buy the club from its current owners, the Glazer family. Tal Education — The education technology stock popped 7.2% after UBS upgraded shares to a buy rating, citing an attractive valuation and tailwinds from Tal Education’s nonacademic tutoring business. Charles Schwab — The brokerage’s stock rose more than 5% on the back of better-than-expected earnings. Schwab earned 77 cents per share, beating an LSEG forecast of 74 cents per share. The company cut its full-year revenue outlook. Albemarle — Shares of the lithium producer added 2.7% after it withdrew its offer to acquire Liontown Resources. Albemarle said growing complexities associated with the transaction were a factor in its decision. Greenbrier — Shares of the transportation services company added nearly 5% Monday morning after Susquehanna upgraded the stock to a positive rating. Analyst Bascome Majors cited a strengthening backdrop for the railcar industry and below-potential margins as catalysts for “moderate upside” in Greenbrier. Vista Outdoor — The stock sank 24% after the sports and recreation company released preliminary fiscal second-quarter results that showed sales that were expected to drop year over year due to a challenging economic environment. Vista Outdoor also lowered its full-year earnings and revenue guidance. Henry Schein — Shares slipped almost 2% after the company, which provides solutions for health-care professionals, announced over the weekend that it experienced a cybersecurity incident that affected part of its manufacturing and distribution businesses. — CNBC’s Yun Li, Fred Imbert, Hakyung Kim, Samantha Subin, Alex Harring, Pia Singh and Lisa Han contributed reporting.