A Visual History Of The Largest Companies By Market Cap (1999-Today) By: TalkMarkets June 23, 2019 at 05:10 AM EDT How the make-up of the world's largest companies has changed over 20 years. Read More >> Related Stocks: Alibaba Group Holding Ltd Alphabet-A Amazon.com Apple Berkshire Hathaway Facebook General Electric Johnson & Johnson Microsoft PetroChina Petrobras - Petroleo Brasileiro S.A. Royal Dutch Shell Plc ADR Tencent Holdings ADR