I think the poster's metric was largest in terms of capitalization and not revenue. The top 5 in terms of capitalization: 1. Apple 2. Alphabet 3. Microsoft 4.

I think the poster's metric was largest in terms of capitalization and not revenue. The top 5 in terms of capitalization: 1. Apple 2. Alphabet 3. Microsoft 4. Amazon 5. Berkshire Hathaway https://en.wikipedia.org/wiki/List_of_public_corporations_by_market_capitalization#2017 https://en.wikipedia.org/wiki/List_of_public_corporations_by...