new highs

Highs

Stocks, especially on a single index, that arrive at their new highest prices for the trailing 52-week period. They are also called new highs.

new highs

See highs.
References in classic literature ?
The first to come out was Vassenka Veslovsky, in new high boots that reached half-way up his thick thighs, in a green blouse, with a new Russian leather cartridge-belt, and in his Scotch cap with ribbons, with a brand-new English gun without a sling.