Interest rate-sensitive banking, real estate, tech, and healthcare businesses led a sharemarket rally on Friday to help shares post their third straight day of gains and finish just 1 per cent shy of a record high of 7632.8 points in August 2021.

The Commonwealth Bank hit a record intraday high of $111.43 ahead of its half-year earnings report on February 15, with $151 billion healthcare giant CSL climbing 3 per cent to a 52-week closing high of $313.81.