Ionis to hold third quarter 2025 financial results webcast

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CARLSBAD, Calif.--(BUSINESS WIRE)--Oct 16, 2025--

Ionis Pharmaceuticals, Inc. (Nasdaq: IONS) announced today that it will host a live webcast on Wednesday, October 29 th at 11:30 a.m. Eastern Time to discuss its third quarter 2025 financial results and progress on key programs.

The webcast may be accessed at https://ir.ionis.com/events-and-presentations/upcoming-events. A replay will be available for a limited time at the same address.

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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CONTACT: Ionis Pharmaceuticals Investor Contact:

D. Wade Walke, Ph.D. –[email protected]–760-603-2331Ionis Pharmaceuticals Media Contact:

Hayley Soffer –[email protected]– 760-603-4679

KEYWORD: CALIFORNIA UNITED STATES NORTH AMERICA

INDUSTRY KEYWORD: RESEARCH NEUROLOGY GENETICS CARDIOLOGY BIOTECHNOLOGY HEALTH PHARMACEUTICAL GENERAL HEALTH SCIENCE

SOURCE: Ionis Pharmaceuticals, Inc.

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PUB: 10/16/2025 07:05 AM/DISC: 10/16/2025 07:04 AM

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