** Shares of Microsoft (NASDAQ:MSFT) climb 1.3%, ending the session with a market cap of $3.33 trln, a record for any co, while Apple (NASDAQ:AAPL) and Nvidia were close behind
** AAPL ahead of MSFT for part of the session before falling behind by the close
** The three cos remain in tight contention for the crown of the world's most valuable co. AAPL rose 2% for the session, giving it a closing market cap of $3.32 trln, while NVDA dipped 0.7%, leaving it with a market cap of $3.22 trln
** AAPL now up ~12% since June 7, just before the co unveiled a long-awaited AI strategy, integrating "Apple Intelligence" tech across its suite of apps including Siri and bringing OpenAI's chatbot ChatGPT to its devices
** AAPL is up 12% YTD, while MSFT has gained 19% and NVDA has soared 165%