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Shares of power conversion and control solutions provider Vicor Corporation (NASDAQ:VICR) jumped 25.4% in the afternoon session after the company delivered exceptional fourth-quarter 2024 results, which blew past analysts' sales and earnings estimates. Sales grew 3.8% over the previous year, driven by higher royalty revenue, which nearly doubled from the prior year, offsetting a decline in product sales. Net income rose significantly, leading to an EPS beat, but sequentially, earnings dipped as

(Bloomberg) -- US defense contractors are on shaky ground just a month into the new administration — taking a backseat to European peers — as mounting concerns over a deluge of policies including a tightened military spending budget send shock waves across the government-sensitive group. Most Read from BloombergTrump to Halt NY Congestion Pricing by Terminating ApprovalTrump Targets $128 Billion California High-Speed Rail ProjectTrump Asserts Power Over NYC, Proclaims ‘Long Live the King’Airbnb

Shares of Hims & Hers Health plunged Friday after the Food & Drug Administration said a shortage of the active ingredient in Eli Lilly’s Wegovy and Novo Nordisk’s Ozempic has been resolved.

Shares of Akamai Technologies tumbled 20% to lead S&P 500 decliners Friday, as weaker-than-expected forecasts outweighed better-than-expected fourth-quarter results.

(Bloomberg) -- Short sellers that bet against Celsius Holdings Inc.’s fortunes before their planned acquisition of rival Alani Nu are now seeing hundreds of millions in losses.Most Read from BloombergTrump to Halt NY Congestion Pricing by Terminating ApprovalTrump Targets $128 Billion California High-Speed Rail ProjectTrump Asserts Power Over NYC, Proclaims ‘Long Live the King’Airbnb Billionaire Offers Pre-Fab Homes for LA Fire VictimsSorry, Kids: Disney’s New York Headquarters Is for Grown-UpsT

Nvidia is set to report fourth-quarter results after the market closes Wednesday, with analysts widely bullish on the AI chipmaker's stock.

U.S. equities dropped at midday following the latest data on consumer sentiment and a report that UnitedHealth Group is under a federal probe.

Rivian Automotive shares fell Friday, a day after the company predicted 2025 deliveries below analysts' estimates.

MercadoLibre shares surged on Friday after the Latin American e-commerce giant's fourth-quarter earnings came in well above expectations.

Wall Street stocks could be facing a correction because of ructions in the options market, Goldman Sachs specialist Scott Rubner said in a Thursday note seen by Reuters on Friday. Roughly $2.7 trillion of U.S. stock market derivatives are due to expire on Friday, which if not exercised, will put pressure on stock markets and stoke volatility, the note said. S&P 500 and European stock markets hit a record highs on Tuesday but have since declined amid Trump's latest tariff warning on pharmaceuticals, semiconductor chips and wood, which among other threats, has exacerbated fears of a broad trade war and unnerved investors.