Annual Changes to the Nasdaq-100 Index®
NEW YORK, Dec. 12, 2025 (GLOBE NEWSWIRE) -- Nasdaq (NASDAQ:NDAQ) today announced the results of the annual reconstitution of the Nasdaq-100 Index® (NDX®), which will become effective prior to market open on Monday, December 22, 2025. The following six companies will be added to the Index: Alnylam Pharmaceuticals, Inc. (NASDAQ:ALNY), Ferrovial SE (NASDAQ:FER), Insmed Incorporated (NASDAQ:INSM), Monolithic Power Systems, Inc. (NASDAQ:MPWR), Seagate Technology Holdings plc (NASDAQ:STX), Western Digital Corp. (NASDAQ:WDC). The Nasdaq-100 Index is a globally recognized index that tracks the performance of 100 of the largest non-financial companies listed on the Nasdaq Stock Market® encompassi
