15 years of revenue, profit, cash flow and balance-sheet history through FY2025,
from SEC filings — with a computed, factual read of the trend.
Updated Overview →
Growth & profitability
Revenue has grown 5.3% per year over the past 5 years.
Operating margin has contracted, at -40.4% in the latest year.
Financial health
Total debt ($1.8B) exceeds cash ($372M); net debt is $1.4B.
Total debt has grown faster than revenue (14.9% vs 5.3% per year).
Operating income covered interest expense -22.1× in the latest year, down from -18.1× 5 years ago.
The company is unprofitable; at its current free-cash-flow burn it has roughly 1.2 years of cash runway.
Revenue & net income
RevenueNet income
Margins (gross / operating / net)
GrossOperatingNet
Free cash flow (CFO − capex)
Free cash flow
Cash vs total debt
CashTotal debt
Cash flow: operating / investing / financing
OperatingInvestingFinancing
Key annual figures
FY
Revenue
Net income
Gross M
Op M
FCF
Total debt
Cash
2025
$944M
-$381M
98.3%
-40.4%
-$320M
$1.8B
$372M
2024
$705M
-$454M
98.4%
-67.4%
-$546M
$1.3B
$242M
2023
$788M
-$366M
98.8%
-44.9%
-$331M
$1.3B
$399M
2022
$587M
-$270M
97.6%
-69.8%
-$290M
$1.2B
$276M
2021
$810M
-$29M
98.7%
-3.7%
$19M
—
$869M
2020
$729M
-$444M
98.4%
-23.6%
$772000
—
$398M
2019
$1.1B
$278M
99.6%
32.6%
$315M
—
$683M
2018
$600M
$274M
99.7%
-10.2%
$589M
—
$279M
2017
$514M
$346000
100.0%
6.0%
$139M
—
$130M
2016
$373M
-$60M
100.0%
-5.4%
-$119M
—
$85M
2015
—
-$88M
—
—
$13M
—
$129M
2014
—
-$39M
—
—
—
—
$143M
2013
—
-$61M
—
—
—
—
$160M
2010
—
-$61M
—
—
-$77M
—
$70M
2009
—
$155M
—
—
-$122M
—
$105M
Revenue & net income
RevenueNet income
Margins (gross / operating / net)
GrossOperatingNet
Free cash flow (CFO − capex, quarterly)
Free cash flow
Cash vs total debt
CashTotal debt
Cash flow: operating / investing / financing
OperatingInvestingFinancing
Key quarterly figures
Quarter
Revenue
Net income
Gross M
Op M
FCF
Total debt
Cash
Mar '26
$246M
-$93M
98.8%
-47.7%
-$815M
—
$173M
Dec '25
$203M
-$229M
96.1%
-105.5%
-$159M
$1.8B
$372M
Sep '25
$157M
-$129M
98.5%
-102.2%
-$137M
—
$338M
Jun '25
$452M
$124M
99.1%
30.9%
$139M
—
$297M
Mar '25
$132M
-$147M
98.9%
-111.6%
-$163M
—
$264M
Dec '24
$227M
-$104M
98.3%
-48.9%
-$142M
$1.3B
$242M
Sep '24
$134M
-$140M
99.2%
-111.1%
-$124M
—
$335M
Jun '24
$225M
-$66M
98.2%
-29.3%
-$126M
—
$294M
Mar '24
$119M
-$143M
98.2%
-125.1%
-$154M
—
$349M
Dec '23
$325M
-$9M
99.1%
-1.9%
$34M
$1.3B
$399M
Sep '23
$144M
-$147M
98.5%
-99.3%
-$111M
—
$352M
Jun '23
$188M
-$85M
98.7%
-47.9%
-$109M
—
$425M
Mar '23
$131M
-$124M
99.0%
-87.5%
-$144M
—
$309M
Dec '22
$152M
-$52M
97.6%
-137.0%
-$204M
$1.2B
$276M
Sep '22
$160M
-$47M
99.1%
-37.0%
-$30M
—
$315M
Jun '22
$134M
-$105M
96.5%
-63.9%
-$21M
—
$522M
Mar '22
$142M
-$65M
97.1%
-40.5%
-$34M
—
$543M
Dec '21
$440M
$225M
99.5%
50.1%
$201M
—
$869M
Sep '21
$133M
-$82M
97.7%
-64.5%
-$59M
—
$633M
Jun '21
$126M
-$81M
97.6%
-58.0%
-$67M
—
$565M
Valuation over time
How the market has priced IONS against its own fundamentals since 2023-03 —
each month-end's share price set against the most recent annual filing, so the multiple moves
as price runs ahead of (or behind) earnings. Split-adjusted.
The price-to-sales ratio has risen from 10.1× (Mar '23) to 13.7× (Jun '26).
Price / sales (P/S)
P/S
Frequently asked questions
Is IONS growing its revenue and profit?
Over the past 5 years, Ionis Pharmaceuticals Inc's revenue has grown 5.3% per year. These are computed facts, not advice.
How much debt does IONS have?
As of FY2025, Ionis Pharmaceuticals Inc reported $1.8B of total debt against $372M of cash; operating income covered interest expense -22.1×.
What is IONS's profit margin?
In FY2025, gross margin was 98.3%, operating margin -40.4%, and net margin -40.4%.
Where does this data come from?
All figures are extracted from the company’s SEC EDGAR/XBRL filings — 10-K annual reports and 10-Q quarterly reports (use the Annual / Quarterly toggle). Quarterly figures are derived from the as-filed statements (year-to-date amounts are differenced into discrete quarters). Growth rates and ratios are computed by tradmap; nothing here is investment advice.
Source: SEC EDGAR / XBRL (10-K + 10-Q filings) · prices EOD (Databento), corporate-action-adjusted ·
growth rates, valuation multiples & ratios computed by tradmap. Valuation uses each month-end price
against the latest annual filing. Informational only — not investment advice.