Trade Summary

6 days ago, Parshall B Lynne, serving as Dir at Ionis Pharmaceuticals Inc (IONS), sold 5,000 shares at $76.27 per share, for a total transaction value of $381,367.00. Following this transaction, Parshall B Lynne now holds 51,344 shares of IONS.

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

The trade was executed on Wednesday, April 15, 2026 and publicly disclosed via SEC Form 4 filing on Friday, April 17, 2026, 2 days after the trade was made.

Ionis Pharmaceuticals Inc 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.