Tech Stocks Dominate Midday and Premarket Trading with MongoDB, Shopify, and CrowdStrike Leading the Way

Shares of MongoDB and Shopify rose after receiving upgrades from Morgan Stanley and JMP, respectively. American Airlines, Delta Air Lines, and United Airlines saw their shares drop after American Airlines updated its first-quarter guidance. Abercrombie & Fitch's shares declined after being downgraded by Argus, while CarMax's shares dropped after giving back some of Tuesday's gains. Cirrus Logic's shares fell after an influential Apple analyst said the tech giant was considering changing the buttons on high-end iPhone 15 units. Triton International's shares jumped after announcing a take-private deal with Brookfield Infrastructure Partners. Dow's shares rose after being upgraded by Piper Sandler. Several U.S.-traded Chinese internet stocks, including JD.com and PDD Holdings, also dropped.