An unprecedented 80% of global fund managers agree that being “long global semiconductors” is currently the “most crowded trade” in market history.

This overwhelming consensus signals that institutional concentration in artificial intelligence chips has reached a historic extreme, leaving tech investors highly exposed to sudden reversals.

Record-Breaking AI Optimism

The Bank of America Global Fund Manager Survey revealed that investor concentration in semiconductor stocks has broken all previous records.

The staggering 80% figure is up from 73% in May, leaving other popular market themes far behind. By comparison, the second most crowded trade, “long Magnificent 7,” sat at a distant 12%.