Wall Street indices added to records early Wednesday following better-than-expected data on US growth and durable goods orders.
US growth was revised up to 2.1 percent in the third quarter, a bit better than the 1.9 percent in the prior report. Orders for durable goods also topped expectations.
US stocks closed at records on Tuesday for the second day in a row, an uptick fed by optimism over US-China trade talks and hopes for the holiday shopping season.
However, about 20 minutes into trading, the Dow Jones Industrial Average was down a hair at 28,115.78.
But the broad-based S&P 500 gained 0.1 percent to 3,144.94, while the tech-rich Nasdaq Composite Index advanced 0.3 percent to 8,671.65.
The latest economic reports "are supportive in the sense that they all feed into the notion that the US economy is not on the cusp of a recession," Briefing.com analyst Patrick O'Hare said.
With investors poised for Thursday's Thanksgiving holiday and a shortened session on Friday, Wednesday will be the last full day of trading this week.
Among individual companies, Boeing fell 1.1 percent after its 777X suffered significant problems during testing overseen by US aviation inspectors, raising new questions about a key aircraft under development.
Boeing remains under scrutiny over the 737 MAX, which remains grounded after two fatal crashes.
Deere & Company slumped 4.0 percent as it reported an eight percent drop in fourth-quarter profit to $722 million.
The company said trade war uncertainty and difficult harvesting conditions had dented farmer orders of new equipment.