Largest Companies by Market Cap - September 2026
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What changed in this ranking
AI-generated summary by Rhea-AI, written on . How Rhea-AI works.
In the closed ranking dated
Semiconductor companies were prominent among the climbers: Marvell Technology, Inc. (MRVL), Analog Devices, Inc. (ADI) and Applied Materials, Inc. (AMAT) all climbed, gaining 22, 17 and 6 places, respectively. MRVL now ranks 65, up from rank 87. ADI now ranks 78, up from rank 95. Qualcomm Inc (QCOM) gained 13 places to rank 76, while CrowdStrike Holdings (CRWD), Seagate Technology Holdings plc (STX) and Eaton Corporation plc (ETN) each gained 12. The steepest fallers were Novo Nordisk A/S (NVO), down 18 places, and McDonald's Corporation (MCD), down 14; RTX Corporation (RTX) and Wells Fargo & Co. (WFC) each fell 12. NVO is now at rank 92, versus rank 74 previously. MCD is at rank 99, compared with rank 85.
The top-ten order changed as Meta Platforms, Inc. (META) overtook Broadcom Inc. (AVGO). META now holds rank 8. AVGO is at rank 9.
Compares this month's close with the previous month's close. A company that shifted only because another entered or left the ranking above it is not counted as having moved.