The Dow is on pace to do something today it hasn’t done since 1897

The Dow is on pace for its best run in 126 years.

If the Dow closes higher Thursday for a 14th consecutive session, that would be its longest run of consecutive gains since May 1897.

Should the Dow end the day higher today, and for a 15th straight day on Friday, that would mark the index’s longest daily winning streak ever.

The blue-chip index’s run is already at historic levels: The Dow on Wednesday notched its 13th straight day of gains, its best winning streak since 1987 and its highest...