Microsoft (briefly) passed Apple to become the most valuable US company today | Ars Technica
"Microsoft reached a market capitalization of close to $813 billion today, with Apple falling only about a billion behind.
The last time Microsoft secured this lead was in 2010. Earlier this year, Apple became the first US company to achieve a $1 trillion market cap. Amazon followed shortly after."
How Microsoft Regained Its Crown As The World's Biggest Company