Source: Sharecast
As of 1315 BST, Dow Jones futures were down 0.03%, while S&P 500 and Nasdaq-100 futures had the indices opening 0.05% and 0.17% firmer, respectively.
The Dow closed 740.58 points higher on Tuesday, more than reversing losses recorded ahead of the Memorial Day long weekend.
Traders were patiently awaiting Nvidia's latest set of quarterly numbers on Wednesday, with investors paying close attention to what Chinese restrictions would mean for the chipmaker going forward.
Investors will also thumb over minutes from the Federal Reserve's May meeting, due out at 1900 BST, as they hope to gain insight into what policymakers think the future may be for monetary policy given the current uncertain macroeconomic environment.
Trade Nation's David Morrison said: "The first quarter earnings season continues to wind down. Retailers Macy's and Abercrombie and Fitch report ahead of the US open, while generative AI chipmaker Nvidia will announce results after the close. The latter could have significant implications for broader tech sentiment.
"Later today, the release of minutes from the Federal Reserve's last monetary policy meeting may offer further insight into policymakers' thinking around tariffs, inflation and future rate moves. The yield on the US 10-year Treasury is a touch firmer this morning, but remains below 4.50%. Otherwise, US stock index futures are a touch softer, but consolidating after yesterday’s rally."
On the macro front, mortgage applications fell by 1.2% in the week ended 23 May, according to the Mortgage Bankers Association of America, extending the 5.1% decline in the previous week to the lowest level in three months. Applications to refinance a mortgage fell by 7.1%, while applications to purchase a home rose by 2.7%.
Still to come, the Richmond Fed's May manufacturing index will be released at 1500 BST.
Reporting by Iain Gilbert at Sharecast.com