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Ionis Pharmaceuticals, Inc. (IONS)

Operating Expenses

$1.51B

TTM · Period ending: Sep 30, 2026 · USD

IONS Operating Expenses

Latest reported$1.51Bperiod endingSep 30, 2026

Latest reported$1.51Bperiod endingSep 30, 2026

IONS Operating Expenses ($2.10M → $1.51B)

Annual operating expenses

High-resolution chart · PNG

IONS operating expenses history

Annual fiscal periods · USD. Dates are reporting period ends; fiscal years can differ from calendar years.

Ionis Pharmaceuticals, Inc. Operating Expenses — Annual fiscal periods (USD)
Period ending	Operating Expenses (USD)
Dec 31, 2025	1,310,000,000
Dec 31, 2024	1,169,004,000
Dec 31, 2023	1,132,244,000
Dec 31, 2022	983,442,000
Dec 31, 2021	829,800,000
Dec 31, 2020	889,399,000
Dec 31, 2019	752,332,000
Dec 31, 2018	659,226,000
Dec 31, 2017	483,132,000
Dec 31, 2016	392,936,000
Dec 31, 2015	37,173,000
Dec 31, 2014	20,140,000
Dec 31, 2013	14,918,000
Dec 31, 2012	12,515,000
Dec 31, 2011	170,186,000
Dec 31, 2010	156,829,000
Dec 31, 2009	149,138,000
Dec 31, 2008	120,250,000
Dec 31, 2007	91,263,000
Dec 31, 2006	80,077,000
Dec 31, 2005	97,315,000
Dec 31, 2004	160,477,000
Dec 31, 2003	128,968,000
Dec 31, 2002	130,992,000
Dec 31, 2001	99,375,000
Dec 31, 2000	71,780,000
Dec 31, 1999	82,200,000
Dec 31, 1998	76,000,000
Dec 31, 1997	67,200,000
Dec 31, 1996	54,400,000
Dec 31, 1995	41,400,000
Dec 31, 1994	36,400,000
Dec 31, 1993	8,000,000
Dec 31, 1992	32,300,000
Dec 31, 1991	5,300,000
Dec 31, 1990	2,100,000

Data is provided for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.