The Dow Jones Industrial Average on Wednesday staged its biggest rebound from an intraday low in about six weeks, according to WSJ Market Data Group.

The blue-chip gauge had been down intraday by as many as 510 points, or 2.1%, but finished the session up 1%, or about 230 points, at 24,264, representing the biggest turnaround from a low on an intraday basis since Feb. 6, when blue chips were down 2.33% but ended with a gain of 2.33%.