Largest Companies by Market Cap - Complete Rankings

Coca-Cola FEMSA, S.A.B DE C.V (KOF) was the most consequential change, falling from rank 84 to rank 553, a decline of 469 ranks. The current live board is compared with the month-end snapshot for 2026-09-01, not a completed month. PETROLEO BRASILEIRO S.A.-PETROBRAS (PBR) rose 115 ranks, from rank 213 to rank 98, the strongest upward move.

Other leading climbers included Shopify Inc. (SHOP), ConocoPhillips (COP), SAP SE (SAP) and Union Pacific Corp. (UNP). Technology had a concentrated run of fallers: Seagate Technology Holdings plc (STX), Western Digital Corp. (WDC), Sandisk Corporation (SNDK), CrowdStrike Holdings (CRWD), Dell Technologies Inc. (DELL), Arm Holdings (ARM), Arista Networks (ANET), Lam Research Corp (LRCX) and Applied Materials, Inc. (AMAT). The sector also produced upward climbers from Shopify Inc. (SHOP), SAP and Salesforce, Inc. (CRM).

Outside technology, Eaton Corporation plc (ETN) fell 11 ranks, while Sumitomo Mitsui Financial Group, Inc. (SMFG) fell 10 ranks. UnitedHealth Group Incorporated (UNH) rose 7 ranks.

Pioneer Natural Resource Co. (PXD) entered at rank 270. Other debutants included Electronic Arts Inc (EA), Discover Financial Services (DFS), Vylor Inc. (VYLR) and Hess Corporation (HES). Berkshire Hathaway Inc. (BRK.A) left from rank 35, and its departure shifted the displayed ranks of companies below it by 1 place each. Other departures included Liberty Media Corporation Series A (FWONA), HEICO CORP CL A (HEI.A) and FormFactor Inc. (FORM). The top 10 had no order changes.