Here are some of the stocks that are making the biggest moves in after-hours trading. Qualcomm — The chipmaker’s stock fell more than 8% as global memory shortages fell short of the company’s expectations. Qualcomm expects adjusted earnings for the fiscal second quarter to be $2.45 to $2.65 per share on revenue of $10.2 billion to $11.0 billion. Analyst estimates compiled by LSEG were for sales of $11.11 billion and earnings per share of $2.89. Alphabet — Google’s parent company added about 1%. Alphabet outperformed in both profit and revenue in the fourth quarter. Other metrics that Wall Street has been watching, including Google Cloud’s revenue and traffic acquisition costs, also beat expectations. Elsewhere, YouTube advertising in the fourth quarter came in at $11.38 billion, compared to analyst expectations of $11.84 billion, according to Street Accounts. The company also expects spending on artificial intelligence to increase sharply in 2026. Boot Barn — The American retail chain specializing in Western clothing rose 5% after raising its full-year profit outlook to $7.25 to $7.35 per share, compared with an earlier estimate of $6.75 to $7.15 per share. By comparison, the FactSet consensus is $7.31 per share. Third-quarter earnings of $2.79 per share on revenue of $705.6 million were in line with the company’s previous guidance. Align Technology — The maker of Invisalign soared more than 11% after reporting fourth-quarter results that beat revenue and bottom line. Align Technology reported adjusted earnings of $3.29 per share, beating LSEG’s consensus estimate of $2.97. Sales of $1.05 billion exceeded analysts’ expectations of $1.03 billion. Wolfspeed — The semiconductor maker fell about 9%. Wolfspeed posted an adjusted loss of $6.11 per share in its fiscal second quarter. This was worse than the loss of 95 cents per share in the year-ago period. The company expects sales for the current quarter to be in the range of $140 million to $160 million due to “accelerated customer purchases in the first half of the fiscal year,” down from second-quarter sales of $168 million. Elf Beauty — Beauty shares jumped 1% after Elf raised its full-year outlook. The company expects adjusted earnings of $3.05 to $3.10 a share, while analysts surveyed by FactSet were looking for $2.87 a share. Third-quarter results also beat expectations, with Elf reporting adjusted earnings of $1.24 per share, beating analyst estimates compiled by LSEG of 72 cents. The company’s revenue of $490 million also beat the consensus estimate of $460 million. Arm Holdings — U.S.-listed shares of British semiconductor and software design company Arm Holdings fell 6.6%. Arm’s fourth-quarter guidance only narrowly beat Wall Street expectations, with the company calling for adjusted earnings of about 58 cents a share, compared to LSEG’s consensus call for 57 cents a share. Third-quarter adjusted earnings of 43 cents per share on revenue of $1.24 billion beat analysts’ expectations for earnings of 41 cents per share and revenue of $1.22 billion. Snap — The social media stock rose 5% after fourth-quarter revenue beat expectations. Snapchat’s parent company earned 3 cents per share on revenue of $1.72 billion. Analysts had expected sales of $1.7 billion, according to LSEG. Global average revenue per user was also better than expected at $3.62, compared to StreetAccount’s estimate of $3.56. O’Reilly Automotive — Shares of the auto parts supplier fell nearly 5% after disappointing fourth-quarter results. The company earned 71 cents per share on revenue of $4.41 billion. Analysts surveyed by FactSet had expected the company to earn 73 cents per share, on average. For fiscal 2026, the retailer estimates it will earn between $3.10 and $3.20 per share. Analysts had expected full-year earnings of $3.32. Broadcom, Nvidia – Shares of the chip giants soared in after-hours trading after Alphabet said it would spend up to $185 billion in capital spending this year. Google’s parent company is ramping up capital spending to build data centers focused on artificial intelligence. Broadcom rose about 5% and Nvidia rose nearly 2%. —CNBC’s Christina Cheddarburk, Sarah Ming and Lisa Kailai Han contributed reporting.
