At first glance, stock indexes look muted today.

But under the surface, many of the names that have become synonymous with the AI trade are making big strides today, likely helped by a late-Friday Bloomberg report that Anthropic's second-quarter revenue rose 14-fold.

The reported result, which hasn't been confirmed by the Journal, is a sign of strong demand that could help dispell recent jitters around AI.

Among the biggest gainers on the Nasdaq-100:

Chip and memory makers Sandisk, Western Digital, Marvell, Coherent, Micron

Space (and more) companies SpaceX and Rocket Lab