Adaptive Biotechnologies Corp Insider Selling: Francis Lo Trims Stake

A Form 4 filed with the SEC shows Francis Lo, Chief People Officer at Adaptive Biotechnologies Corp (ADPT), sold 115,406 shares of company stock on 2026-09-16.

The transaction was executed at a price of $28.06 per share, for a total value of approximately $3.24 million.

Under SEC rules, corporate insiders — officers, directors, and holders of more than 10% of a company's shares — are required to report changes in their ownership within two business days of the transaction via Form 4.

Sales by insiders often reflect routine portfolio management or pre-scheduled trading plans rather than a view on the company's prospects.