Ranked: 10 Largest Companies In The U.S., Europe, And China By: TalkMarkets February 25, 2025 at 19:12 PM EST The top nine American companies by market cap are all worth more than a trillion dollars. Read More >> Related Stocks: Alibaba Group Holding Ltd Amazon.com Apple AstraZeneca PLC - American Depositary Shares Meta Platforms, Inc. - Class A Common Stock NVIDIA Corp Novo Nordisk A/S Common Stock PDD Holdings Inc. - American Depositary Shares Tencent Holdings ADR Wal-Mart Stores, Inc.