Nasdaq futures crash 180 points: 5 things to know before Wall Street opens on Oct. 13

Impact · against what's priced in

The semiconductor sector faces new downward pressure as China's CXMT progress on DRAM architecture threatens the high margins currently fueling AI chip valuations. Conversely, UnitedHealth's guidance raise provides a catalyst by validating margin recovery that the market had previously viewed with skepticism.

UNH+0.60

Challenges what's priced in

The price assumes

The current 3.6% free-cash-flow margin, with no premium paid for any expansion above that level.