Super Micro Computer Inc. extended this week’s losses early Friday even after the artificial-intelligence server maker filed its delayed financial accounts in time to avoid delisting from the Nasdaq.Shares,

A team of equity strategists at Goldman Sachs Group said that, according to their model, the risk of a stock-market correction over the next three months is rising. To be sure, the S&P 500 is already down about 4% from last week's record close.

Keefe, Bruyette & Woods downgraded Goldman Sachs (NYSE:GS) shares to Market Perform from Outperform on Thursday as analyst David Konrad pointed to the investment banking stock's "elevated valuation and a more balanced risk/reward relationship.