Illumina Director Keith Meister Sells Over $84M in Stock

On August 27, 2026, Illumina Director Keith Meister, associated with Corvex Management, filed a Form 4 detailing a series of significant stock sales. Over three days from August 25 to August 27, Meister indirectly sold a total of 375,941 shares of Illumina common stock for an aggregate value of approximately $84.63 million. The sales were executed in multiple transactions at weighted average prices ranging from $224.72 to $231.23 per share.

Insider Profile: Keith Meister is a Director at Illumina and the Managing Partner of Corvex Management LP, an activist investment firm. Sales by directors with an activist background are often closely watched for signals about their conviction in the company's future prospects.

Transaction Analysis: The transactions were all dispositions (sales) and were held indirectly through funds managed by Corvex. Following these substantial sales, the total reported ownership, including direct and indirect holdings, is 1,040,690 shares. The large size of this multi-day sale could be interpreted as significant profit-taking or a strategic reduction of the firm's position in the company.