Editorial companion

What stands out

Kevin Gordon’s most striking line is that a handful of AI-related technology stocks are propping up the broader market even as many individual companies have suffered much larger declines, creating increasingly narrow leadership. He points out that the market’s health now depends on whether companies will sustain enormous AI capital spending, a single corporate behavior that could keep the rally concentrated in a few names. That concentration makes the market’s advance fragile: if AI spending slows, the broad market could weaken quickly.