Check out the companies making headlines before the bell: Qualcomm — Shares slipped 1% as Qualcomm expects that it will lose Apple as a customer for its modem business in the coming years. This potential waning opportunity overshadowed Qualcomm's fiscal fourth-quarter earnings and revenue beat and strong current quarter forecast. Warner Bros. Discovery — Shares fell 1% after Warner Brothers Discovery reported a third-quarter loss of 6 cents per share, on an adjusted basis, on revenues of $9.05 billion. Analysts polled by LSEG had expected a loss of 4 cents per share on revenues of $9.15 billion. Under Armour — The sportswear company fell up to 1% even after the company posted an earnings and revenue beat. Under Armour reported second quarter earnings of 4 cents per share, on an adjusted ba

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