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IONS

IONIS PHARMACEUTICALS INC

US markets

Data passport

CIK: 0000874015
Exchange: Nasdaq
Business activity: — · SIC 2834
Financial inputs: 6/6
Filing date: Sep 23, 2026
SEC registry record: Operating company

Last updated: Oct 6, 2026, 5:04 PM UTCSEC company ticker catalog ↗SEC Financial Statement Data Sets ↗SEC investment company series and class registry ↗

Annual financial history

Up to three published annual periods. The chart shows financial statement amounts; missing observations are not connected. Each company chart uses its own scale; compare amounts in the table.

Chart metric

IONS · Exact amounts and source periods · USD
Period end	Revenue	Filing date
December 2023	787,647,000.0000	Feb 26, 2026
December 2024	705,138,000.0000	Feb 26, 2026
December 2025	943,711,000.0000	Feb 26, 2026

Annual periods · USD

Period end	Revenue	Net income	Operating cash flow	Total assets	Total liabilities	Filing date
December 2025	943,711,000.0000	-381,387,000.0000	-268,583,000.0000	3,523,836,000.0000	3,034,747,000.0000	Feb 26, 2026
December 2024	705,138,000.0000	-453,897,000.0000	-500,947,000.0000	3,003,675,000.0000	2,415,324,000.0000	Feb 26, 2026
December 2023	787,647,000.0000	-366,286,000.0000	-307,513,000.0000	—	—	Feb 26, 2026

Financial inputs behind the calculation

Financial inputs	USD	Period end	Filing date	Form
RevenueRevenueFromContractWithCustomerExcludingAssessedTax	$943.71M	December 2025	Feb 26, 2026	10-K
Previous period revenueRevenueFromContractWithCustomerExcludingAssessedTax	$705.14M	December 2024	Feb 26, 2026	10-K
Net incomeNetIncomeLoss	-$381.39M	December 2025	Feb 26, 2026	10-K
Operating cash flowNetCashProvidedByUsedInOperatingActivities	-$268.58M	December 2025	Feb 26, 2026	10-K
Total assetsAssets	$3.52B	December 2025	Feb 26, 2026	10-K
Total liabilitiesLiabilities	$3.03B	December 2025	Feb 26, 2026	10-K

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