Adaptive Biotechnologies CPO Francis Lo sells $3.2 million in stock

Francis Lo, Chief People Officer at Adaptive Biotechnologies Corp, sold a substantial $3.2 million worth of the company's common stock on September 16, 2026. This sale comprised 115,406 shares traded at prices between $27.49 and $28.67. Lo had previously acquired 105,560 shares through stock option exercises, which were conducted at prices between $3.99 and $12.14, totaling around $1.01 million in value.

Lo's sale is particularly significant given that the ADPT stock is currently close to its 52-week high of $29.96, having experienced a remarkable 123% increase over the past year. The stock is considered overvalued by InvestingPro analysis, placing it among companies on a list of the most overvalued stocks. Lo's transactions were carried out under a Rule 10b5-1 trading plan adopted on September 15, 2025.

After these transactions, Lo directly holds 220,867 shares of Adaptive Biotechnologies common stock, with an additional 2,500 shares indirectly held by Lo's spouse, You Jin Lee. In other recent news, Adaptive Biotechnologies reported a second-quarter adjusted loss of $0.25 per share, missing analyst expectations of a $0.14 loss.

However, the company exceeded revenue estimates with $71.6 million, a 22% increase from the previous year's $58.7 million. BTIG raised its price target for the company to $34, maintaining a Buy rating, citing new guidelines from the National Comprehensive Cancer Network. Guggenheim also increased its price target to $25 from $22, highlighting strong performance in volumes and increased usage among clonoSEQ users.