Trade Summary

4 days ago, Bobulsky Susan, serving as Chief Commercial Officer, MRD at Adaptive Biotechnologies Corp (ADPT), sold 41,338 shares at $13.17 per share, for a total transaction value of $544,421.00. Following this transaction, Bobulsky Susan now holds 427,775 shares of ADPT.

This sale represents a 9.00% decrease in Bobulsky Susan's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Wednesday, March 11, 2026 and publicly disclosed via SEC Form 4 filing on Friday, March 13, 2026, 2 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.