Check out the companies making the biggest moves in premarket trading: Uber Technologies — The ride-sharing company fell 5% after saying fourth quarter adjusted EBITDA will range between $2.41 billion and $2.51 billion versus $2.47 billion expected by analysts polled by FactSet. Third-quarter revenue beat Wall Street’s expectations, at $13.47 billion versus the $13.28 billion expected from analysts polled by LSEG. It was unclear if earnings of $3.11 per share compared to a 68-cent consensus estimate. Norwegian Cruise Line Holdings — The cruise operator dropped more than 10% after third-quarter revenue of $2.94 billion missed the $3.02 billion expected by analysts surveyed by FactSet. Adjusted earnings came in above expectations. Shares of Royal Caribbean and Carnival both fell about 4%in sympathy. Spotify Technology — The music streaming platform rose nearly 5% after third-quarter revenue of 4.27 billion euros topped the 4.23 billion euros expected from analysts polled by LSEG. Yum Brands — The restaurant operator’s shares rose 2% after it reported quarterly earnings and revenue growth , fueled by strong demand for Taco Bell and improved U.S. sales for KFC. The chain announced plans to review strategic options for Pizza Hut. Sarepta Therapeutics — Shares plunged 35% after the biotechnology company said a late-stage study testing two gene-targeted therapies for Duchenne muscular dystrophy did not meet the main goal . Palantir Technologies — Shares slipped 7% after Palantir fiscal fourth-quarter earnings and revenue beat estimates and it raised its current-quarter and full year revenue guidance. Expectations were high going into the report however, with Palantir jumping 20% in the past month and nearly 30% in the past three. Henry Schein — The medical products provider jumped 8% on the back third-quarter adjusted earnings of $1.38 per share that topped the $1.28 FactSet consensus estimate. Revenue was $3.34 billion compared to the $3.28 billion expected by analysts and the company also raised its full-year guidance. Upwork — Shares surged 20% after the freelance work platform’s third-quarter earnings surpassed expectations. Upwork earned an adjusted 36 cents, topping a consensus estimate of 29 cents expected by analysts polled by FactSet. Revenue of $201.7 million exceeded the $193.3 million average estimate. Victoria’s Secret — The specialty retailer sank nearly 4% after a Wall Street Journal report that BBRC International, which has about a 13% stake in Victoria’s Secret, sent a letter this week to the company’s board of directors calling for the removal of chair Donna James and asking for a seat on the board. DraftKings , Flutter Entertainment — The online gambling platforms both fell nearly 3% after being downgraded to neutral from buy at Bank of America Securities, which cited concerns about volatility, long-term earnings and tax headwinds. The bank has concerns about Flutter’s structural hold and a UK tax review. Archer-Daniels-Midland — The global agriculture company tumbled nearly 8% after cutting adjusted earnings guidance for the full year. Third-quarter results, however, beat analyst expectations. Ferrari — U.S.-listed shares of Ferrari rose 1% after the Italian carmaker posted third-quarter earnings that beat analyst expectations. Ferrari posted a net profit of 382 million euros, topping an LSEG estimate of 367 million euros. Vertex Pharmaceuticals — The biotech company fell 3% after issuing mixed third-quarter results. Vertex earned an adjusted $4.80 per share on revenue of $3.08 billion, versus the adjusted earnings of $4.58 per share on $3.06 billion of revenue expected by analysts polled by FactSet. IAC — The media owner of HomeAdvisor and Angie’s List fell 4.5% after quarterly results missed analyst estimates and it lowered full-year guidance. IAC earned adjusted EBITDA of $29.1 million in the third quarter, below the $51.3 million that analysts polled by FactSet had penciled in. Revenue of $589.8 million also missed the consensus estimate of $601.2 million. Eaton — The power management company slid 4% on lackluster third-quarter results . Eaton reported adjusted earnings of $3.07 on revenue of $6.99 billion, while analysts polled by FactSet expected earnings of $3.05 per share on revenue of $7.07 billion. — CNBC’s Fred Imbert, Lisa Han, Sarah Min, Sean Conlon and Yun Li contributed reporting.