IONIS PHARMACEUTICALS INC

NASDAQ: IONS (Ionis Pharmaceuticals, Inc.)

Last update: 4 days ago, 7:27AM

73.07

0.68 (0.94%)

Previous Close 72.39
Open 73.12
Volume 1,709,561
Avg. Volume (3M) 2,468,696
Market Cap 11,646,716,928
Price / Earnings (Forward) 90.91
Price / Sales 11.31
Price / Book 17.26
52 Weeks Range
23.95 (-67%) — 74.42 (1%)
Earnings Date 29 Oct 2025
Profit Margin -63.86%
Operating Margin (TTM) -111.59%
Diluted EPS (TTM) -2.99
Quarterly Revenue Growth (YOY) 10.10%
Total Debt/Equity (MRQ) 413.80%
Current Ratio (MRQ) 9.66
Operating Cash Flow (TTM) -501.78 M
Levered Free Cash Flow (TTM) -368.16 M
Return on Assets (TTM) -10.59%
Return on Equity (TTM) -118.62%

Market Trend

Short Term Medium Term
Industry Biotechnology (US) Mixed Mixed
Biotechnology (Global) Mixed Mixed
Stock Ionis Pharmaceuticals, Inc. Bullish Bullish

AIStockmoo Score

0.4
Analyst Consensus 1.5
Insider Activity -3.0
Price Volatility -3.0
Technical Moving Averages 2.5
Technical Oscillators 4.0
Average 0.40

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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 received FDA approval in 2024 for Tryngolza for a rare high-triglyceride syndrome, marking its first independent launch.

Sector Healthcare
Industry Biotechnology
Investment Style Small Core
% Held by Insiders 0.83%
% Held by Institutions 108.17%

Ownership

Name Date Shares Held
Tweedy, Browne Co Llc 30 Jun 2025 2,891,948
52 Weeks Range
23.95 (-67%) — 74.42 (1%)
Price Target Range
46.00 (-37%) — 96.00 (31%)
High 96.00 (Jefferies, 31.38%) Buy
Median 80.00 (9.48%)
Low 46.00 (UBS, -37.05%) Hold
Average 78.17 (6.98%)
Total 15 Buy, 3 Hold
Avg. Price @ Call 60.07
Firm Date Target Price Call Price @ Call
Morgan Stanley 16 Oct 2025 90.00 (23.17%) Buy 73.07
23 Sep 2025 86.00 (17.70%) Buy 62.57
HC Wainwright & Co. 08 Oct 2025 95.00 (30.01%) Buy 69.96
23 Sep 2025 95.00 (30.01%) Buy 62.57
JP Morgan 08 Oct 2025 80.00 (9.48%) Buy 69.96
25 Aug 2025 49.00 (-32.94%) Hold 41.82
Needham 08 Oct 2025 78.00 (6.75%) Buy 69.96
02 Sep 2025 70.00 (-4.20%) Buy 57.49
Oppenheimer 08 Oct 2025 90.00 (23.17%) Buy 69.96
Stifel 06 Oct 2025 67.00 (-8.31%) Hold 69.02
Goldman Sachs 26 Sep 2025 65.00 (-11.04%) Hold 64.09
03 Sep 2025 45.00 (-38.42%) Sell 60.49
B of A Securities 23 Sep 2025 83.00 (13.59%) Buy 62.57
Barclays 23 Sep 2025 80.00 (9.48%) Buy 62.57
03 Sep 2025 78.00 (6.75%) Buy 60.49
Guggenheim 23 Sep 2025 92.00 (25.91%) Buy 62.57
RBC Capital 04 Sep 2025 80.00 (9.48%) Buy 59.35
BMO Capital 03 Sep 2025 70.00 (-4.20%) Buy 60.49
Citigroup 03 Sep 2025 84.00 (14.96%) Buy 60.49
22 Aug 2025 69.00 (-5.57%) Buy 42.69
Jefferies 02 Sep 2025 96.00 (31.38%) Buy 57.49
Piper Sandler 22 Aug 2025 65.00 (-11.04%) Buy 42.69
Wells Fargo 22 Aug 2025 82.00 (12.22%) Buy 42.69
UBS 12 Aug 2025 46.00 (-37.05%) Hold 41.41
Raymond James 31 Jul 2025 64.00 (-12.41%) Buy 42.98
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No data within this time range.

Date Type Details
16 Oct 2025 Announcement Ionis to hold third quarter 2025 financial results webcast
07 Oct 2025 Announcement Ionis showcases transformational medicines and industry-leading pipeline at Innovation Day
22 Sep 2025 Announcement Ionis announces positive topline results from pivotal study of zilganersen in Alexander disease
19 Sep 2025 Announcement TRYNGOLZA® (olezarsen) approved in the European Union for familial chylomicronemia syndrome (FCS)
12 Sep 2025 Announcement Ionis expands Surf Away+ event, marking 10 years of creating unique adaptive experiences for people with neurological diseases
09 Sep 2025 Announcement Ionis receives U.S. FDA Breakthrough Therapy designation for ION582 in Angelman syndrome
08 Sep 2025 Announcement Ionis to host investors and analysts for Innovation Day 2025
02 Sep 2025 Announcement Olezarsen significantly reduces triglycerides and acute pancreatitis events in landmark pivotal studies for people with severe hypertriglyceridemia (sHTG)
02 Sep 2025 Announcement Ionis to present at upcoming investor conferences
21 Aug 2025 Announcement DAWNZERA™ (donidalorsen) approved in the U.S. as first and only RNA-targeted prophylactic treatment for hereditary angioedema
30 Jul 2025 Announcement Ionis reports second quarter 2025 financial results and highlights progress on key programs
25 Jul 2025 Announcement TRYNGOLZA® (olezarsen) recommended for approval in the EU by CHMP for familial chylomicronemia syndrome (FCS)
21 Jul 2025 Announcement Phase 3 OASISplus data demonstrating benefit of donidalorsen for HAE patients who switched from other prophylactics published in JACI In Practice
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