Walmart to replace Astrazeneca on Nasdaq-100 Walmart A Walmart worker in a holiday costume gathers shopping carts in the parking area of a Walmart Supercenter store in Monroe, New York, U.S., December 9, 2025. REUTERS/Mike Segar Nasdaq (NDAQ.O) on Friday said U.S. retailer Walmart (WMT.O) will replace British drug-maker Astrazeneca (AZN.L) in the Nasdaq-100 Index effective on January 20, 2026. Reporting by Rhea Rose Abraham in Bengaluru; Editing by Tom Hogue Reuters headline (via Apple News) 9 January 2026