January 29, 2026 · Form 4 insider transaction
O'NEIL PATRICK R. bought 11,991 shares of Ionis Pharmaceuticals, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 4 days after the transaction.
Represents shares earned upon the vesting of performance-based restricted stock units ("PRSUs") for the performance period of the grant to the reporting person reported on January 18, 2023. The Compensation Committee certified achievement of the pre-established performance goal based on the Issuer's relative total shareholder return as compared to a peer group of companies at a level resulting in a vest of 167.27% of target shares. As reported at grant, the PRSUs could result in a payout of 0% to 200% based on actual achievement of the goal.