This article was automatically generated by Dow Jones using technology from Automated Insights.

Shares of Illumina Inc. advanced 7.3% to $273.90 on what proved to be an all-around mixed trading session for the stock market, with the S&P 500 Index remaining mostly unchanged at 7,704.13 and the Dow Jones Industrial Average falling 0.3% to 51,349.98.

This was the stock's third consecutive day of gains.

Illumina Inc. hit a new 52-week high, surpassing its previous peak of $256.17, which the company achieved on September 23rd.

The stock outperformed some of its peers, as Labcorp Holdings Inc. rose 1.6% to $308.95, Charles River Laboratories International Inc. rose 6.2% to $294.44, and Quest Diagnostics Inc. rose 1.54% to $236.59.

Trading volume totaled 3.4 million, compared to the 50-day average of 2.6 million.

Data source: Dow Jones Market Data, FactSet