Here are the biggest movers in midday trading: Penn Entertainment — The casino and gaming company jumped 13% after it delivered stronger-than-expected revenue for the fourth quarter. Penn's top line came in at $1.81 billion, beating a FactSet estimate of $1.76 billion. Paramount Skydance — The media company popped nearly 10% on better-than-expected guidance for the first quarter and the full year. Paramount sees adjusted EBITDA of $900 for the first three months of 2026, topping a FactSet consensus of $744.1 million. For the year, it expects revenue of around $30 billion, just above analyst estimates. Cars.com — The online car seller fell 15% after it delivered an earnings miss for the fourth quarter report and weaker-than-expected full-year revenue guidance. The online automotive marketplace said revenue is under pressure due to changes in original equipment manufacturer advertising investments. Walker & Dunlop – Shares of the real estate finance company cratered nearly 20%. Walker & Dunlop issued dismal guidance for the full year, calling for adjusted core earnings of $4.50 to $5 per share, while the FactSet consensus sought $5.43 per share. In the fourth quarter, the company also reported $66.2 million of expenses related to impairment charges and losses tied to underperforming assets it expects to sell this year, as well as operating costs and losses stemming from indemnified and repurchased loans. Vital Farms — Shares fell 19% after the egg brand reported an earnings miss and lowered its guidance. The company revised its 2026 revenue guidance to the range of $900 million to $920 million. This is below their prior guidance of $930 million to $950 million. J.M. Smucker — The food stock popped 7% on better-than-expected fiscal third-quarter results. Smucker earned $2.38 per share, excluding certain items, on revenue of $2.34 billion. Analysts polled by FactSet expected a profit of $2.27 per share on revenue of $2.32 billion. Nvidia — Nvidia reported strong earnings and revenue for the fiscal fourth-quarter . Nvidia reported adjusted earnings of $1.62 per share, while analysts expected $1.53 per share, according to LSEG. The chipmaker's revenue of $68.13 billion for the period also exceeded the $66.21 billion estimated, driven by significant growth in its core data center business. However, the stock rolled over and fell more than 4%. Trade Desk — Shares of the advertising tech company lost 5% after Trade Desk called for first-quarter adjusted EBITDA of roughly $195 million, falling significantly short of the $223 million expected from analysts polled by FactSet. Trade Desk also missed on first-quarter revenue projections, but its fourth-quarter results beat the Street's estimates. Synopsys — The electronic design automation company fell 4.7% after full-year revenue guidance failed to impress Wall Street. Synopsys sees revenue ranging between $9.56 billion and $9.66 billion, while the LSEG consensus estimates called for $9.63 billion. Salesforce — Shares of the customer service software maker fell 2.7%. Salesforce provided fiscal 2027 revenue guidance ranging from $45.8 billion to $46.2 billion, while the FactSet consensus called for $46.11 billion. Fourth-quarter results surpassed expectations on the top and bottom lines , however. Nutanix — The cloud software company saw its shares gain 5%. Nutanix and AMD announced a multiyear partnership to jointly develop an artificial intelligence infrastructure platform. As part of this agreement, AMD will make a strategic investment of $150 million in Nutanix common stock. Separately, Nutanix reported fiscal second-quarter results that beat on the top and bottom lines, per LSEG. IonQ — Shares of the quantum computing company jumped 19% after IonQ gave rosy sales projections. The company sees revenue ranging from $48 million to $51 million in the first quarter, topping analysts' call for $36 million, per FactSet. Full-year revenue guidance is expected to range between $225 million and $245 million, besting the consensus forecast of $191 million. C3.ai — C3.ai stock fell 21% after investors came away disappointed by the company's fiscal third-quarter results. C3.ai posted a loss of 40 cents per share, greater than the 29 cents per share loss analysts were expecting, per LSEG. The company's revenue of $53.3 million for the period also came out significantly below the $76 million analysts were expecting. Shake Shack — The burger chain rallied 10% following its fourth-quarter results. Shake Shack reported adjusted earnings of 37 cents per share, 1 cent above the consensus estimate, per FactSet. Its revenue came in at $400.5 million, topping the $367.2 million expected from analysts. Baidu — U.S.-listed shares of the Chinese tech company slipped 7% after Baidu's fourth-quarter revenue fell short of analysts' expectations. Papa John's International — The pizza chain tumbled 4.8% after its fourth-quarter revenue disappointed investors. Papa John's posted revenue of $498.2 million, versus the FactSet consensus estimate of $517.3 million. — CNBC's Darla Mercado, Davis Giangiulio, Itzel Franco and Michelle Fox contributed reporting.
