Trade Summary

6 days ago, GRIFFIN MICHELLE RENEE, serving as Dir at Adaptive Biotechnologies Corp (ADPT), sold 52,084 shares at $20.18 per share, for a total transaction value of $1,051,055.12. Following this transaction, GRIFFIN MICHELLE RENEE now holds 15,625 shares of ADPT.

This sale represents a 76.92% decrease in GRIFFIN MICHELLE RENEE's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Thursday, June 25, 2026 and publicly disclosed via SEC Form 4 filing on Monday, June 29, 2026 at 7:49 PM ET, 4 days after the trade was made.

Adaptive Biotechnologies Corp operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.