US equity futures were up ahead of Wednesday's opening bell as traders monitored a potential resolution to the US government funding impasse.

Dow Jones Industrial Average futures were 0.2% higher, S&P 500 futures were up 0.3%, and Nasdaq futures were 0.6% higher.

Members of the House of Representatives are expected to vote Wednesday on a proposed measure to restore federal government funding, with President Donald Trump expected to sign it into law, according to media reports.

Oil prices were lower, with front-month global benchmark North Sea Brent crude down 1.4% at $64.28 per barrel and US West Texas Intermediate crude 1.4% lower at $60.18 per barrel.

In other world markets, Japan's Nikkei closed 0.4% higher, Hong Kong's Hang Seng ended 0.9% higher, and China's Shanghai Composite finished 0.1% lower. Meanwhile, the UK's FTSE 100 was up 0.03%, and Germany's DAX index was up 1.3% in Europe's early afternoon session.

In equities, BILL (BILL) stock was up 12% pre-bell after media outlets reported Tuesday that the company is considering a potential sale.

On the losing side, GSK (GSK) shares were 1.8% lower after the company disclosed in a Form 6-K filing that it has repurchased 170,000 ordinary shares.