Ionis Pharmaceuticals, Inc.

IONS Healthcare Biotechnology

Ionis Pharmaceuticals, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $943.7 million, up 33.8% from fiscal 2024.

Revenue
−40.7%
EPS
−188.5%
Free cash flow
+299.3%
Total debt
+116.0%

Quarter to June 2026, against a year earlier

39.48 0.68 +1.75%
Market cap
$6.5B
P/E
0.0×
Fwd P/E
−12.2×
Dividend yield
—
F-score
4/9
Altman Z
2.12
Beneish M
−3.13
Dividend safety
n/a

Ionis Pharmaceuticals, Inc. (IONS) Free cash flow margin

Alert me on Free cash flow margin

Ionis Pharmaceuticals, Inc.'s free cash flow margin over the twelve months to 30 June 2026 was −64.9%, down 30.4 percentage points from fiscal 2025 (−34.5%). Over the past ten years it has ranged from −78.2% (fiscal 2024) to 97.6% (fiscal 2018); the current reading is higher than 27% of that period. That is below the Biotechnology industry median of 0.00% and below the Healthcare sector median of 0.00%.

Free cash flow margin, annual

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Annual newest first

Period Free cash flow margin Change (points)
FY2025 −34.5% 43.67
FY2024 −78.2% (35.58)
FY2023 −42.6% (35.72)
FY2022 −6.88% (8.47)
FY2021 1.59% 2.30
FY2020 −0.71% (28.27)
FY2019 27.6% (70.04)
FY2018 97.6% 71.09
FY2017 26.5% 59.68
FY2016 −33.2% (36.48)

Against its own ten years

Low −78.2% High 97.6%
Ten-year median −0.71%
Current reading's percentile 27

Free cash flow margin against peers

Company Free cash flow margin
LGND Ligand Pharmaceuticals Incorporated compare 31.4%
KOD Kodiak Sciences Inc. compare 0.00%
ORKA Oruka Therapeutics, Inc. compare 0.00%
IMVT Immunovant, Inc. compare 0.00%
BLTE Belite Bio, Inc. Sponsored ADR compare 0.00%
AXSM Axsome Therapeutics, Inc. compare −9.55%
MIRM Mirum Pharmaceuticals, Inc. compare −46.0%
IONS Ionis Pharmaceuticals, Inc. −64.9%
CGON CG Oncology, Inc. compare −2,879.6%
Biotechnology industry median 0.00%
Healthcare sector median 0.00%
Market median 0.00%

What Free cash flow margin is

Free Cash Flow Margin tells an investor how much of each sale turns into cash the company keeps after paying for investment in its assets.

(Operating Cash Flow + Property, Plant, Equipment Change (Net) + Intangible Assets Change (Net)) ÷ Revenue

The full definition of Free cash flow margin →

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