Largest Companies by Market Cap - Complete Rankings
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What changed in this ranking
AI-generated summary by Rhea-AI, written on . How Rhea-AI works.
Coca-Cola FEMSA, S.A.B DE C.V (KOF) fell 490 places, from rank 84 to rank 574. PETROLEO BRASILEIRO S.A.-PETROBRAS (PBR) climbed 117 places, from rank 213 to rank 96. Other climbers included Shopify Inc. (SHOP), Blackrock, Inc. (BLK) and Union Pacific Corp. (UNP).
Technology had 5 named fallers: Seagate Technology Holdings plc (STX), Western Digital Corp. (WDC), Sandisk Corporation (SNDK), Arm Holdings (ARM) and Qualcomm Inc (QCOM). Communication Services had 3, including T-Mobile US, Inc. (TMUS), AT&T (T) and Verizon Communications Inc. (VZ). Financial Services also had 3: Royal Bank of Canada (RY), Mitsubishi UFJ Financial Group, Inc. (MUFG) and Sumitomo Mitsui Financial Group, Inc. (SMFG).
This live ranking is compared with the
Pioneer Natural Resource Co. (PXD) appeared at rank 267. Electronic Arts Inc. (EA) and Discover Financial Services (DFS) also appeared for the first time, alongside new names such as Hess Corporation (HES) and Skydance Corporation (SKYD).
Compares today's ranking with the close of September 2026, the most recent month the archive holds. Positions here move with live prices, so a difference against that close is not a completed month's result.
Archive & sectors
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