Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) today announced that Brett P. Monia, Ph.D., chief executive officer, will present a company overview at the 44^th Annual J.P. Morgan Healthcare Conference at 8:15 a.m. PT on Tuesday, January 13, 2026.

A live webcast of the presentation can be accessed on the Investors & Media section of the Ionis website at https://ir.ionis.com/events. A replay will be available on the Ionis website within 48 hours and will be archived for a limited time.

About Ionis Pharmaceuticals, Inc.

For three decades, Ionis has invented medicines that bring better futures to people with serious diseases. Ionis currently has marketed medicines and a leading pipeline in neurology, cardiometabolic disease and select areas of high patient need. As the pioneer in RNA-targeted medicines, Ionis continues to drive innovation in RNA therapies in addition to advancing new approaches in gene editing. A deep understanding of disease biology and industry-leading technology propels our work, coupled with a passion and urgency to deliver life-changing advances for patients. To learn more about Ionis, visit Ionis.com and follow us on X (Twitter), LinkedIn and Instagram.

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