Check out the companies making headlines in midday trading. Palantir Technologies — The software company surged 22% after reporting stronger-than-expected fourth-quarter results . Palantir attributed this earnings and revenue beat to its AI platform gaining traction. The stock was on pace for its best day since Feb. 6, 2024, when it gained 30.8%. AMC — The movie theater stock gained 2% after Roth upgraded shares to neutral from sell. The firm said AMC is approaching a positive box-office content cycle. GEO Group , CoreCivic — The private prison stocks respectively shed 8% and 3% after El Salvador offered to jail U.S. criminals and undocumented migrants. Both stocks had rallied since President Donald Trump won his second term in office. PVH , Illumina — Shares of the Calvin Klein-owner and biotechnology firm respectively fell 0.8% and 6% after China placed the companies on its “unreliable entity” list. Both companies are now at an increased risk for sanctions. Grab — Shares of the Southeast Asian ride-hailing and food delivery app soared 12.8% after Reuters reported, citing sources that the company was in merger talks rival GoTo . Spotify — Shares popped 9% after the music streaming service recorded its first full year of profitability . Spotify ended the fiscal year 2024 with 1.14 billion euros in net income and reported a fourth-quarter revenue beat. SiriusXM — The satellite radio stock added 0.8% after Warren Buffett’s Berkshire Hathaway purchased around 2.3 million shares for about $54 million. Berkshire’s ownership now totals around 35.4% of SiriusXM. Pfizer — The pharmaceutical stock lost more than 1%, giving back an earlier gain. The company on Tuesday reported fourth-quarter results that beat expectations. Pfizer posted adjusted earnings of 63 cents on revenue of $17.76 billion, which topped the 46 cents on $17.36 billion analysts polled LSEG had expected. PayPal — Shares tumbled 11% after the digital payments company reported a growth slowdown in card processing . However, PayPal posted a fourth-quarter earnings and revenue beat, alongside forward guidance that topped analyst estimates. PepsiCo — The food and drink conglomerate shed 4.4% after Pepsi reported a fourth-quarter revenue miss . Pepsi partially attributed this miss to a drop in snacks and drinks demand for the fifth straight quarter in its North America market. Ferrari — The luxury automaker jumped 7.5% after reporting that net profit rose 21% in 2024 . Ferrari also said it expected net revenue to rise at least 5% in 2025. Merck — The pharmaceutical giant shed 10.3% after issuing disappointing full-year earnings and revenue guidance. Merck predicted that its 2025 earnings would come in a range of between $8.88 to $9.03 per share, while analysts polled by FactSet had expected around $9.13 per share. Estee Lauder — Shares fell 16.4% following the beauty products company’s disappointing outlook for its fiscal third quarter. Estée Lauder expects quarterly year-over-year revenue to decline between 10% and 12%, more than the 6.9% contraction expected from analysts polled by FactSet. Clorox — The cleaning products company slipped 6.1% despite posting a fiscal second-quarter earnings and revenue beat. Clorox also lifted its full-year earnings guidance versus its previous expectations. Apollo Global Management — The alternative asset manager dipped 2.6% after posting mixed fourth-quarter results. Apollo’s inflows dropped to $33 billion from $42 billion in the last quarter. On the other hand, the company’s earnings of $2.22 per share beat the $1.89 analysts had expected. — CNBC’s Michelle Fox, Hakyung Kim and Jesse Pound contributed reporting.