Trade Summary

2 days ago, Tachibana Aaron, serving as CFO AND COO at Personalis, Inc. (PSNL), sold 40,000 shares at $12.01 per share, for a total transaction value of $480,400.00. Following this transaction, Tachibana Aaron now holds 198,833 shares of PSNL.

This sale represents a 16.75% decrease in Tachibana Aaron'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 4, 2026 and publicly disclosed via SEC Form 4 filing on Saturday, June 6, 2026 (accepted Jun 5, 8:19 PM ET), 2 days after the trade was made.

Personalis, Inc. operates in the HEALTHCARE sector, specifically within the DIAGNOSTICS & RESEARCH industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.