$NVIDIA (NVDA.US)$ surpassed $Microsoft (MSFT.US)$ as the world's most valuable company amid growing optimism over the chip giant's lead over its peers in the AI race.
Nvidia shares climbed to a fresh intra-day high of $136.25 Monday. It traded at $136.115 at 1:58 p.m. in New York taking its market cap to $3.35 trillion. Microsoft, on the other hand, slipped 0.2% to $447.36, trimming its market cap to $3.32 trillion.  
The leade...