US stock futures rose early Thursday, with the Dow Jones futures index gaining more than 370 points, after Federal Reserve Chair Jerome Powell's speech.

At 4:11 am ET, the Dow Jones Industrial Average futures jumped 370 points, or 0.93%. S&P 500 futures advanced by 1.14%, and Nasdaq 100 futures marked an increase of 1.29% at the same time.

In currency markets, the euro was down by 0.24% against the dollar at 4:25 am ET, selling for $1.13701.