NASDAQ NMS - GLOBAL MARKET · IONS
+1.33% · +$0.7800 · Vol 3.2M
After hours · updated 18:27:53 ET
Ionis Pharmaceuticals Inc

Ionis Pharmaceuticals Inc

Biotechnology
$59.41
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Veridion Score

BETAHIGH CONF · 6/6 factorsMethodology
IONS
Ionis Pharmaceuticals Inc
Tue Aug 18 · session closed · Markets closed · resumes Wed 9:30 ET
SELL BIAS

Composite intelligence score across six company factor categories. Missing inputs are excluded from the active factor subset.

35/ 100
Veridion Score
SELL BIAS · HIGH confidence
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Confidence: HIGH · 6/6 factors with data · Tue Aug 18 · session closed · Markets closed · resumes Wed 9:30 ET
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About Ionis Pharmaceuticals Inc
PHARMACEUTICAL PREPARATIONS
Listed since
1991
Employees
1K
Country
US

Ionis Pharmaceuticals is the leading developer of antisense technology to discover and develop novel drugs. Its broad clinical and preclinical pipeline targets a wide variety of diseases, with an emphasis on cardiovascular, metabolic, neurological, and rare diseases. Ionis and Biogen brought Spinraza to market in 2016 as a treatment for spinal muscular atrophy, and Biogen launched ALS drug Qalsody in 2023. Ionis brought two additional drugs to market via its cardiovascular-focused subsidiary Akcea, including ATTR amyloidosis drug Tegsedi (2018) and cardiology drug Waylivra (Europe, 2019). Ionis and AstraZeneca launched polyneuropathy drug Wainua in 2024. Ionis marked its first two independent launches in 2025 for Tryngolza (for FCS) and Dawnzera (for HAE).

Key statistics

Reported fields plus Veridion-computed history. Unsourced tiles are omitted.

Open
$58.41
Day high
$60.19
Day low
$58.02
Previous close
$58.63
52W high
$86.50
-31.32% from high
52W low
$41.82
39% of range
Market cap
$9.7B
EPS
$-1.3500
Beta
-0.18
Shares out
166.2M
Volume
3.2M
0.83× rel vol
Avg volume
3.9M
VWAP
$59.42
Price history computed in-house
1W
+7.20%
1M
+9.23%
3M
-20.85%
1Y
+36.79%
YTD
-24.90%
SMA 50 $64.86 · below
SMA 200 $74.20 · below
52W position 39%

IONS overview

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Public disclosures

Congress activity in IONS

Federal contracts

IONS contract awards, year to date.

Public federal awards linked to this ticker.

Not disclosed
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Lobbying spend

IONS lobbying filings, year to date.

Registered lobbying filings matched to Ionis Pharmaceuticals Inc.

$530.0K
Refresh interval: 12hSource: LDA disclosure filings
Health IssuesHealth Issues Medicare/Medicaid Taxation/Internal Revenue CodeMedicare/Medicaid Taxation/Internal Revenue Code Health Issues
Filing
$150.0K
IONIS PHARMACEUTICALS INC.

IONIS PHARMACEUTICALS, INC.

Jul 17, 2026
Filing
$150.0K
IONIS PHARMACEUTICALS INC.

IONIS PHARMACEUTICALS, INC.

Apr 9, 2026
Filing
$140.0K
IONIS PHARMACEUTICALS INC.

IONIS PHARMACEUTICALS, INC.

Jan 18, 2026
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