Trade Summary

3 days ago, ROBINS HARLAN S, serving as Chief Scientific Officer at Adaptive Biotechnologies Corp (ADPT), sold 106,160 shares at $17.41 per share, for a total transaction value of $1,847,941.60. Following this transaction, ROBINS HARLAN S now holds 1,405,898 shares of ADPT.

This sale represents a 7.02% decrease in ROBINS HARLAN S's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, June 15, 2026 and publicly disclosed via SEC Form 4 filing on Thursday, June 18, 2026 (accepted Jun 17, 8:11 PM ET), 3 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.