IONIS PHARMACEUTICALS INC

NASDAQ: IONS (Ionis Pharmaceuticals, Inc.)

Last update: 1 hour ago

84.35

0.06 (0.07%)

Previous Close 84.29
Open 84.21
Volume 1,104,161
Avg. Volume (3M) 2,348,675
Market Cap 13,662,540,800
Price / Earnings (Forward) 90.91
Price / Sales 14.21
Price / Book 22.67
52 Weeks Range
23.95 (-71%) — 86.74 (2%)
Earnings Date 25 Feb 2026
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) Bullish Mixed
Biotechnology (Global) Bullish Mixed
Stock Ionis Pharmaceuticals, Inc. Bearish Bullish

AIStockmoo Score

0.7
Analyst Consensus 2.0
Insider Activity -1.0
Price Volatility -0.5
Technical Moving Averages -1.0
Technical Oscillators 4.0
Average 0.70

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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
Bellevue Group Ag 30 Sep 2025 6,244,451
Deep Track Capital, Lp 30 Sep 2025 3,808,144
Tweedy, Browne Co Llc 31 Dec 2025 2,464,930
Two Sigma Advisers, Lp 30 Sep 2025 2,073,111
52 Weeks Range
23.95 (-71%) — 86.74 (2%)
Price Target Range
87.00 (3%) — 100.00 (18%)
High 100.00 (Wells Fargo, 18.55%) Buy
100.00 (Leerink Partners, 18.55%) Buy
Median 97.00 (15.00%)
Low 87.00 (Piper Sandler, 3.14%) Buy
Average 95.80 (13.57%)
Total 5 Buy
Avg. Price @ Call 80.15
Firm Date Target Price Call Price @ Call
Piper Sandler 06 Feb 2026 87.00 (3.14%) Buy 86.50
Wells Fargo 05 Jan 2026 100.00 (18.55%) Buy 78.53
RBC Capital 17 Dec 2025 95.00 (12.63%) Buy 77.08
Leerink Partners 15 Dec 2025 100.00 (18.55%) Buy 79.76
B of A Securities 09 Dec 2025 97.00 (15.00%) Buy 78.86
Name Avg. Buy ($) Avg. Sell ($) Net Quantity Net Value ($)
BAROLDI JOSEPH 83.88 82.67 4,982 424,298
BENNETT C FRANK 83.88 82.87 -79,553 -6,596,863
BIRCHLER BRIAN 83.88 82.67 5,812 494,987
HOUGEN ELIZABETH L 83.88 82.67 6,574 559,883
MONIA BRETT P 83.88 82.67 59,244 5,045,580
O'NEIL PATRICK R. 83.88 82.67 5,812 494,987
SCHNEIDER EUGENE 83.88 82.67 5,812 494,987
SWAYZE ERIC 83.88 82.67 5,812 494,987
Aggregate Net Quantity 14,495
Aggregate Net Value ($) 1,412,847
Aggregate Avg. Buy ($) 83.88
Aggregate Avg. Sell ($) 82.71
Name Holder Date Type Quantity Price Value ($)
BENNETT C FRANK Officer 02 Feb 2026 Sell (-) 85,089 83.07 7,068,343
BENNETT C FRANK Officer 02 Feb 2026 Option execute 65,089 - -
BENNETT C FRANK Officer 30 Jan 2026 Sell (-) 5,885 82.67 486,513
BAROLDI JOSEPH Officer 30 Jan 2026 Sell (-) 5,296 82.67 437,820
BIRCHLER BRIAN Officer 30 Jan 2026 Sell (-) 6,179 82.67 510,818
HOUGEN ELIZABETH L Officer 30 Jan 2026 Sell (-) 6,988 82.67 577,698
MONIA BRETT P Officer 30 Jan 2026 Sell (-) 62,970 82.67 5,205,730
SCHNEIDER EUGENE Officer 30 Jan 2026 Sell (-) 6,179 82.67 510,818
O'NEIL PATRICK R. Officer 30 Jan 2026 Sell (-) 6,179 82.67 510,818
SWAYZE ERIC Officer 30 Jan 2026 Sell (-) 6,179 82.67 510,818
BENNETT C FRANK Officer 29 Jan 2026 Acquired (+) 11,421 83.88 957,993
BAROLDI JOSEPH Officer 29 Jan 2026 Acquired (+) 10,278 83.88 862,119
BIRCHLER BRIAN Officer 29 Jan 2026 Acquired (+) 11,991 83.88 1,005,805
HOUGEN ELIZABETH L Officer 29 Jan 2026 Acquired (+) 13,562 83.88 1,137,581
MONIA BRETT P Officer 29 Jan 2026 Acquired (+) 122,214 83.88 10,251,310
SCHNEIDER EUGENE Officer 29 Jan 2026 Acquired (+) 11,991 83.88 1,005,805
O'NEIL PATRICK R. Officer 29 Jan 2026 Acquired (+) 11,991 83.88 1,005,805
SWAYZE ERIC Officer 29 Jan 2026 Acquired (+) 11,991 83.88 1,005,805
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