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10-Q

Quarterly Report

IONIS PHARMACEUTICALS, INC. IONS

0000874015-25-000266

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Filed
Oct 29, 2025 12:00 AM ET
Period of report

On SEC.gov

Financials in this filing

Metric Period Value
Shares Outstanding Q3 2025 · Oct 23, 2025 161.97M sh
Shares Diluted Q3 2025 · Sep 30, 2025 159.77M sh
Shares Diluted Q3 2025 · Sep 30, 2025 159.22M sh
Shares Diluted Q3 2025 · Sep 30, 2024 148.59M sh
Shares Diluted Q3 2025 · Sep 30, 2024 146.7M sh
Capex Q3 2025 · Sep 30, 2025 $30.15M
Capex Q3 2025 · Sep 30, 2024 $19.78M
Operating Cash Flow Q3 2025 · Sep 30, 2025 −$130.87M
Operating Cash Flow Q3 2025 · Sep 30, 2024 −$384.81M
Short Term Investments Q3 2025 · Sep 30, 2025 $1.9B
Short Term Investments Q3 2025 · Dec 31, 2024 $2.06B
Cash And Equivalents Q3 2025 · Sep 30, 2025 $338.34M
Cash And Equivalents Q3 2025 · Dec 31, 2024 $242.08M
Stockholders Equity Q3 2025 · Sep 30, 2025 $617.97M
Stockholders Equity Q3 2025 · Jun 30, 2025 $631.72M
Stockholders Equity Q3 2025 · Dec 31, 2024 $588.35M
Stockholders Equity Q3 2025 · Sep 30, 2024 $662.47M
Stockholders Equity Q3 2025 · Jun 30, 2024 $263.7M
Stockholders Equity Q3 2025 · Dec 31, 2023 $386.69M
Current Liabilities Q3 2025 · Sep 30, 2025 $903.46M
Current Liabilities Q3 2025 · Dec 31, 2024 $309.32M
Total Liabilities Q3 2025 · Sep 30, 2025 $2.42B
Total Liabilities Q3 2025 · Dec 31, 2024 $2.42B
Current Assets Q3 2025 · Sep 30, 2025 $2.52B
Current Assets Q3 2025 · Dec 31, 2024 $2.62B
Total Assets Q3 2025 · Sep 30, 2025 $3.03B
Total Assets Q3 2025 · Dec 31, 2024 $3B
Eps Diluted Q3 2025 · Sep 30, 2025 −$0.80
Eps Diluted Q3 2025 · Sep 30, 2025 −$0.95
Eps Diluted Q3 2025 · Sep 30, 2024 −$0.95
Eps Diluted Q3 2025 · Sep 30, 2024 −$2.38
Eps Basic Q3 2025 · Sep 30, 2025 −$0.80
Eps Basic Q3 2025 · Sep 30, 2025 −$0.95
Eps Basic Q3 2025 · Sep 30, 2024 −$0.95
Eps Basic Q3 2025 · Sep 30, 2024 −$2.38
Sga Expense Q3 2025 · Sep 30, 2025 $96.81M
Sga Expense Q3 2025 · Sep 30, 2025 $263.68M
Sga Expense Q3 2025 · Sep 30, 2024 $61.64M
Sga Expense Q3 2025 · Sep 30, 2024 $179.4M
Net Income Q3 2025 · Sep 30, 2025 −$128.61M
Net Income Q3 2025 · Sep 30, 2025 −$151.99M
Net Income Q3 2025 · Sep 30, 2024 −$140.48M
Net Income Q3 2025 · Sep 30, 2024 −$349.55M
Operating Income Q3 2025 · Sep 30, 2025 −$160.18M
Operating Income Q3 2025 · Sep 30, 2025 −$167.23M
Operating Income Q3 2025 · Sep 30, 2024 −$148.66M
Operating Income Q3 2025 · Sep 30, 2024 −$364.26M
Cost Of Revenue Q3 2025 · Sep 30, 2025 $2.34M
Cost Of Revenue Q3 2025 · Sep 30, 2025 $7.95M
Cost Of Revenue Q3 2025 · Sep 30, 2024 $1.07M
Cost Of Revenue Q3 2025 · Sep 30, 2024 $7.39M
Revenue Q3 2025 · Sep 30, 2025 $156.72M
Revenue Q3 2025 · Sep 30, 2025 $740.38M
Revenue Q3 2025 · Sep 30, 2024 $133.81M
Revenue Q3 2025 · Sep 30, 2024 $478.56M