At 8:22 a.m. ET, Dow futures are up 39 points, S&P 500 futures are up 3 points, and Nasdaq futures are up 1 point - all by less than 0.2%.
The indexes have traded and closed little changed for most of this week. The Dow closed green for the first time in eight sessions on Wednesday, breaking a losing streak that was preceded by successive climbs to new highs.
The Bank of England cut interest rates for the first time in seven years from 0.5% to 0.25% - the lowest level ever. It also launched a big new monetary easing programme, including the extension of its asset purchase facility from £375 billion to £435 billion.
The bank had held rates unchanged in its first meeting after the UK's vote to leave the European Union, but Thursday's cut was widely expected.
Amid concerns of a recession, the bank lowered rates to stimulate economic growth and inflation by encouraging people to borrow and spend.
The pound fell by as much as 1.19% to 1.3167 per dollar after the rate cut. And, the yield on the UK's 10-year gilt dropped as many as 11 basis points to a record low of 0.646%.US treasury yields also fell as bond prices rose. The 10-year yield is down 2 basis points to 1.518%.
In earnings, Chesapeake reported a sixth straight quarterly loss which narrowed from a year earlier, and raised its production guidance for the year.
SeaWorld said second-quarter attendance fell by nearly 500,000 guests due to a decline at its Florida parks and a shift in the timing of holidays this year.