Tech shares steady, Nvidia edges up after epic DeepSeek mauling

The selloff is a reminder of how much investor capital is concentrated in such a small number of stocks that trade at a large premium to the rest of the market.

Technology shares steadied on Tuesday, led by a modest recovery in Nvidia (NVDA.O) after its record-breaking wipeout in market value in a rout sparked by a low-cost Chinese artificial intelligence model that may threaten the dominance of US rivals.