See the companies making headlines before the bell. Carvana — Shares gained more than 5% after RBC upgraded the stock to sector performance from underperform. The company cited a reasonable valuation and favorable situation for unit acceleration. MongoDB — Shares fell more than 8% after the company released disappointing first-quarter and full-year guidance Thursday. Meanwhile, MongoDB beat fourth-quarter expectations. The database software maker posted adjusted earnings of 86 cents a share on revenue of $458 million. According to LSEG, analysts had expected earnings of 47 cents per share and $433 million in revenue. DocuSign — Shares rallied 8.4% after the company beat expectations and provided positive guidance for the first quarter. DocuSign reported fourth-quarter adjusted earnings of 76 cents per share on revenue of $712 million for the period. According to analysts surveyed by LSEG, Wall Street expected earnings of 64 cents per share on revenue of $699 million. Li Auto – U.S.-listed shares of the Chinese electric vehicle maker gained 1.7% after Deutsche Bank initiated coverage with a buy rating on the stock and called it a top pick. Deutsche said Li Auto’s market positioning could be a catalyst for the stock. Gap – Shares of the clothing retailer jumped 8% after earnings came in well above Wall Street forecasts for the latest quarter. According to LSEG, Gap reported earnings per share of 49 cents on revenue of $4.3 billion, while analysts had expected earnings of 23 cents per share on revenue of $4.22 billion. The company’s Old Navy brand returned to growth for the first time in more than a year. UBS – The shares of the Swiss bank listed in the United States rose more than 4% after Morgan Stanley raised the stock to overweight from equal weight. Morgan Stanley said an increase in investment banking activity could revive UBS. Marvell Technology: Shares fell 6% after the company released first-quarter revenue guidance of $1.15 billion. Meanwhile, analysts polled by LSEG expected $1.37 billion. The supplier of semiconductor products for data infrastructure also reported lower-than-expected forecasts for adjusted earnings in the first quarter. Broadcom — Semiconductor shares fell 1.6% after the company reported full-year revenue guidance in line with analysts’ expectations. For the fiscal first quarter, Broadcom reported adjusted earnings of $10.99 per share, while analysts surveyed by LSEG expected $10.29 per share. Revenue came in at $11.96 billion, beating the consensus estimate of $11.72 billion, for LSEG. Textron — Shares rose 1.7% premarket following an upgrade by Bank of America to buy from neutral. According to BofA, Textron offered strong revenue growth prospects and a strong balance sheet that supports buybacks. Samsara — Shares rose about 14% after the Internet of Things company reported strong quarterly results and issued better-than-expected first-quarter and full-year forecasts. In the fourth quarter, Samsara said it earned 4 cents per share, excluding items. Revenue of $276 million beat consensus expectations of $258 million, LSEG said. New York Community Bancorp — Shares of the regional bank rose 2% in premarket trading after Moody’s Ratings announced it changed the direction of its ratings review. NYCB’s credit rating is now under review for upgrade after securing $1 billion in financing this week. Eli Lilly — Shares fell 1% premarket after the U.S. Food and Drug Administration delayed approval of its Alzheimer’s drug, donanemab. The drug was expected to win approval this month and is instead expected to be further reviewed for safety and effectiveness by an independent advisory panel. Costco – Shares fell 4% a day after the warehouse club reported a revenue loss for its fiscal second quarter. Revenue came in at $58.44 billion, compared to the $59.16 billion expected by analysts surveyed by LSEG. However, Costo’s earnings per share beat estimates. – CNBC’s Sarah Min, Michelle Fox and Jesse Pound contributed reporting.