Company Analysis

Ionis Pharmaceuticals, Inc. (IONS)

Nasdaq: IONS · Pharmaceutical Preparations · Carlsbad, CA · filing with the SEC since 1996
Grade5.9
◀ Past 6.0● Present 5.9▶ Future 5.9
1 est.

The grade of Ionis Pharmaceuticals, Inc.

Nine metrics read from its own filings, by tense
Headline grade
5.9/10
◀ Past6.030% of the headline
● Present5.940% of the headline
▶ Future5.930% of the headline

All three tenses have at least two readings, so the archetype blend applies as printed.

Of the nine metrics, 8 read as filed from the record and 1 is an SI estimate, each with its reasoning, its confidence and what would change it on its card.

◀ Past

What did they actually do?

6.0/1030% of the headline grade · 2 of 3 filed, 1 estimated

Surviving crises

as filed
5.0/10

Has it survived what it has been through?

1 warning event since 2017; the latest 2022-07-28.

weight 33% of this tense · 50th percentile among 497 sector filers · read for itself

From the record

Ionis Pharmaceuticals, Inc.'s filings since 2017 show 1 warning event: a notice about its exchange listing (8-K item 3.01, the latest 2022-07-28) (its current reports).

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Track record

as filed
6.0/10

What has it actually done, year after year?

+10.9% a year over 10 filed years; profitable in 3 of 10.

weight 45% of this tense · 60th percentile among 323 sector filers · read for its customers

From the record

Ionis Pharmaceuticals, Inc.'s 10 filed years say what it did: revenue went from $373 million in fiscal 2016 to $944 million in fiscal 2025, up 10.9% a year; it rose in 6 of 9 years; the deepest fall was 48% from fiscal 2019 to fiscal 2022; net income was positive in 3 of 10 of those years (its annual reports).

What it rests on

  • revenue growth over the filed span10.9%bottom 46% of its family
  • the share of years revenue rosetop 41% of its family
  • the share of filed years with a profittop 22% of its family
  • the deepest fall from a revenue peak47.7%top 44% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Shareholder treatment

SI estimate
7.6/10

How has it treated the people who own it?

SI estimate 7.6/10, confidence 35 of 100 (one part).

weight 22% of this tense · 76th percentile among 464 sector filers · read for its shareholders

SI estimate Inferred, not read as filed

Why it is an estimate
Read from one part only, the share count over the years, which ranks in the top 24% of 464 in its family; fewer than two of the parts can be read: the share count over the years, and the cash returned against a positive operating cash flow or net income.
What the record cannot read
Fewer than two of the parts can be read: the share count over the years, and the cash returned against a positive operating cash flow or net income.
How it was reasoned
one part: the share count over the years, the one part on file, ranked among 464 in its family.
Confidence
35 of 100
What would change it
A filing that carries the missing parts replaces this estimate with the filed reading.

From the record

SI estimate, not a filed reading: Ionis Pharmaceuticals, Inc.'s shareholder treatment is put at 7.6 of 10 with a confidence of 35 of 100, because read from one part only, the share count over the years, which ranks in the top 24% of 464 in its family; fewer than two of the parts can be read: the share count over the years, and the cash returned against a positive operating cash flow or net income. A filing that carries the missing parts replaces this estimate with the filed reading.

● Present

What are they doing right now?

5.9/1040% of the headline grade · 3 of 3 filed

Financial health

as filed
4.3/10

Is it financially healthy right now?

ROE -78%: lost 78¢ per shareholder dollar. Leverage 86%: owes 86¢ per asset dollar.

weight 45% of this tense · 43rd percentile among 473 sector filers · read for itself

From the record

Return on equity: in the fiscal year ended 2025-12-31, Ionis Pharmaceuticals, Inc. lost about 78 cents for every dollar of shareholders' money, and gross profitability: its products earned about 26 cents per dollar of everything the company owns (revenue less the cost of revenue). Leverage: it owed about 86 cents per dollar of assets, and net share issuance: its share count grew 7.0% over the year (the filed statements).

What it rests on

  • what it owes per dollar of assetsbottom 15% of its family
  • return on equitybottom 37% of its family
  • gross profit against assetstop 48% of its family
  • the share count against the year beforetop 33% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Industry position

as filed
6.9/10

How strong is its position in its industry?

top 31% of 315 in its family; net margin -40.4%.

weight 33% of this tense · 69th percentile among 315 sector filers · read for its customers

From the record

Ionis Pharmaceuticals, Inc.'s standing among 315 graded names in its industry family: revenue of $944 million in fiscal 2025 ranks in the top 12% by size; a net margin of -40.4% ranks in the top 39%; revenue growth of 17.1% a year over the last 3 filed years ranks in the top 40% (its annual reports).

What it rests on

  • revenue against the family$944Mtop 12% of its family
  • net margin-40.4%top 39% of its family
  • three-year revenue growth17.1%top 40% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Leadership

as filed
7.8/10

What are the people in charge doing?

top 22% of 315 in its family for leadership; chief executive since 2020.

weight 22% of this tense · 78th percentile among 315 sector filers · read for its shareholders

From the record

Ionis Pharmaceuticals, Inc.'s leadership, from its insiders' filings and its current reports: the chief executive on the record is Monia, Brett P (Chief Executive Officer, as filed), filing under that title since 2020-01-03, 6.9 years (top 29% of its family); the 23 officers and directors filing in the last fifteen months have been on the record a median of 8.1 years (top 19%); 5 officer or director changes were reported on Form 8-K since 2023-11-13, against the 23 people in charge now (top 18%; fewer changes for each person reads higher) (the Form 4 record, its Form 8-K reports). Years count from a person's first filing in the SEC's data sets, which begin in 2006, so each is a floor.

What it rests on

  • officer and director changes on Form 8-K, against the people in charge5 in three years among 23 peopletop 18% of its family
  • the median years the people in charge have filed8.1 yearstop 19% of its family
  • the chief executive's years on the record6.9 yearstop 29% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

▶ Future

What are they set up to do next?

5.9/1030% of the headline grade · 3 of 3 filed

Room to expand

as filed
5.1/10

How much room does it have to grow?

top 49% of 273 in its family for room to expand.

weight 45% of this tense · 51st percentile among 273 sector filers · read for itself

From the record

Ionis Pharmaceuticals, Inc.'s room to grow, from the newest filed statements (fiscal 2025): cash of $372 million against debt of $1.8 billion leaves -40.9% of its assets as net cash, bottom 2% of its family; cash from operations less capital spending is -33.9% of revenue (top 42%); a gross margin of 98.3% (top 4%); research spending of 97% of revenue (bottom 49%) (its annual report).

What it rests on

  • cash less debt against assets-40.9%bottom 2% of its family
  • cash from operations less capital spending against revenue-33.9%top 42% of its family
  • gross margin98.3%top 4% of its family
  • research spending against revenue97.0%bottom 49% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Growth drivers

as filed
7.3/10

What could actually drive growth from here?

top 27% of 306 in its family for growth drivers.

weight 33% of this tense · 73rd percentile among 306 sector filers · read for its customers

From the record

Ionis Pharmaceuticals, Inc.'s growth drivers, from the filed years to fiscal 2025: revenue grew 17.1% a year over the last three filed years against 10.9% over all 10, speeding up (top 22% of its family); the newest year grew 33.9% (top 31%); research spending grew 9.4% a year (top 39%); capital spending grew 48.4% a year (top 16%) (its annual reports). Ionis Pharmaceuticals, Inc. reported 8 product lines in fiscal 2025: Collaborative Agreement Revenue at $466 million (49%), Spinraza Royalties at $212 million (23%), Tryngolza Sales at $108 million (11%), and 5 more; 3 of 6 grew against the year before (its annual report).

What it rests on

  • three-year growth against the whole span+6.2 points a yeartop 22% of its family
  • the newest year's revenue growth33.9%top 31% of its family
  • three-year growth of research spending9.4%top 39% of its family
  • three-year growth of capital spending48.4%top 16% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

Expectations vs reality

as filed
5.5/10

Did its newest year beat what its own record pointed to?

top 45% of 233 in its family for expectations against reality.

weight 22% of this tense · 55th percentile among 233 sector filers · read for its shareholders

From the record

Ionis Pharmaceuticals, Inc.'s newest year against its own record: revenue of $944 million in fiscal 2025 came in 22.2% above the $773 million its prior three years' pace pointed to (top 28% of its family); net income of $381 million against a prior three-year average of $363 million (bottom 40%); a net margin of -40.4% against -52.3% before (top 48%) (its annual reports).

What it rests on

  • revenue against the prior three years' pace22.2%top 28% of its family
  • net income against the prior three years' average-5%bottom 40% of its family
  • net margin against its prior average+11.9 pointstop 48% of its family

A production reading, recomputed from the filings on every data build, read from EDGAR Nov 13, 2026.

The grade is the company against its own industry, from its filings. It is not a view on the share price. How the grade is made

SI Assistanton IONS · research, not advice