Part 3/12:
The Concentration of Gains: A Bubble in Mega-Tech?
One of the most striking features of the current market is the disproportionate influence of Big Tech companies like Nvidia, Microsoft, Google, Meta, and Amazon. These giants, which make up roughly 25-30% of the index, have experienced extraordinary growth, pulling the overall markets upward even as the majority of smaller and mid-sized companies lag behind.