Ionis Pharmaceuticals Inc

Pharmaceutical company · Carlsbad, California, United States · Nasdaq: IONS

Ionis Pharmaceuticals Inc is a pharmaceutical company headquartered in Carlsbad, California, United States. Its shares trade on Nasdaq under the ticker IONS. The US FDA lists 1 drug manufacturing or testing site registered to the company. It has reported private securities offerings to the US SEC, most recently $201 million sold in a notice filed in 2012.

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Ionis Pharmaceuticals at a glance

Typepharmaceutical company

HeadquartersCarlsbad, California, United States

Stock listingNasdaq: IONS

SEC industryPharmaceutical Preparations

FDA-registered sites1

SEC CIK874015

What does Ionis Pharmaceuticals do?

Operations at its FDA-registered drug sites

AnalysisAPI manufacturing

Private fundraising reported to the SEC

1 Form D notice; the most recent reported $201.3 million sold (2012).

Where is Ionis Pharmaceuticals located?

Headquarters: Carlsbad, California, United States

Carlsbad, CaliforniaIonis Pharmaceuticals Inc. · FDA drug site

Frequently asked questions about Ionis Pharmaceuticals

Where is Ionis Pharmaceuticals headquartered?

Ionis Pharmaceuticals Inc is headquartered in Carlsbad, California, United States.

What does Ionis Pharmaceuticals do?

Ionis Pharmaceuticals Inc is a pharmaceutical company. Its FDA-registered drug sites are registered for analysis and API manufacturing. Its SEC industry classification is Pharmaceutical Preparations.

Is Ionis Pharmaceuticals a public company?

Yes. Ionis Pharmaceuticals Inc trades on Nasdaq under the ticker IONS.

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Sources

Location data: GeoNames (geonames.org), CC BY 4.0.

Last updated 2026-09-23.