Tech now 41% of MSCI ACWI, over $41T amid AI

Business Aug 06, 2026

AI is changing the game in a big way; tech companies now make up 41% of the MSCI All Country World Index (ACWI), worth over $41 trillion.

That's more than energy, real estate, and consumer staples combined.

Investors are all in because tech delivers bigger profits and higher returns, with a price-to-earnings ratio of 37 times versus 23 times for other sectors.

US AI spending hits 2.4% GDP

AI spending is at an all-time high, making up 2.4% of US GDP.

The big four, Microsoft, Meta, Alphabet, and Amazon, are leading the charge, with six leading tech companies pouring $1.29 trillion into AI infrastructure like data centers and chips since 2020.