The Dow Jones industrial average rose 66 points, or 0.4 per cent, to 17,332 in early trading Friday, adding to its all-time closing high from the day before. The Standard & Poor's 500 index gained seven points, or 0.4 per cent, to 2,018, above its own record high from the previous day.
Alibaba begins trading later on the New York Stock Exchange under the ticker "BABA." The company priced its initial public offering of stock at $68 a share late Thursday.
The British pound weakened against the U.S. dollar after Scotland voted to remain in the United Kingdom.
The yield on the 10-year Treasury note slipped to 2.60 per cent, from 2.62 per cent late Thursday.