Ionis Pharmaceuticals, Inc. IONS
At closeNov 4, 2026, 4:00 PM EST
After hours · Nov 4, 4:00 PM ET
- YTD
- -49.25%
- 1 year
- -44.91%
- Market cap
- 6.67B
- Revenue (ttm)
- 874.09M
- Profit margin
- -64.66%
- EPS (ttm)
- -3.41
- Shares out
- 166.18M
- Forward P/E
- -35.03
- YTD return
- -49.25%
- 1-year return
- -44.91%
- Volume
- 3.89M
- Avg volume
- 3.15M
- Open
- 41.38
- Previous close
- 40.42
- Day's range
- 39.33 – 41.53
- 52-week range
- 39.33 – 86.74
- Beta
- 0.40
- Analysts
- Buy
- Price target
- 84.13 (+109.5%)
- Earnings date
- Nov 9, 2026
YTD -39.53 (-49.62%)
Key statistics
- Enterprise value
- 6.80B
- PEG ratio
- 27.33
- Price / sales
- 7.63
- Price / book
- 15.12
- Dividend yield
- 0.00%
- Payout ratio
- 0.00%
- Revenue growth
- -40.70%
- Free cash flow
- -346.76M
- Total cash
- 2.10B
- Total debt
- 2.19B
- Return on equity
- -105.50%
- Short % of float
- 16.46%
- 50-day average
- 48.22
- 200-day average
- 66.43
Analyst view
Consensus: buy
- Target (low)
- 58.00
- Target (mean)
- 84.13
- Target (high)
- 105.00
- Strong buy9
- Buy12
- Hold4
- Sell0
- Strong sell0
Next earnings
Nov 9, 2026
Expected Nov 9, 2026. Consensus EPS estimate -0.93444.
Financials — quick view
Earnings
| Report date | Quarter ending | EPS estimate | EPS reported | Surprise | Surprise % |
|---|---|---|---|---|---|
| Nov 9, 2026 | Sep 30, 2026 | -1.22 | — | — | — |
| Jul 29, 2026 | Jun 30, 2026 | -1.09 | -0.69 | +0.40 | +36.70% |
| Apr 29, 2026 | Mar 31, 2026 | -0.85 | -0.56 | +0.29 | +34.12% |
| Feb 25, 2026 | Dec 31, 2025 | -1.24 | -1.41 | -0.17 | -14.02% |
| Oct 29, 2025 | Oct 28, 2025 | -1.15 | -0.61 | +0.54 | +46.96% |
| Jul 30, 2025 | Jun 30, 2025 | 0.27 | 0.86 | +0.59 | +218.52% |
Upgrades / downgrades
| Date | Firm | Action | From | To |
|---|---|---|---|---|
| Oct 22, 2026 | BMO Capital | up | Market Perform | Outperform |
| Oct 15, 2026 | UBS | up | Neutral | Buy |
| Sep 24, 2026 | HC Wainwright & Co. | reit | Buy | Buy |
| Sep 22, 2026 | JP Morgan | main | Overweight | Overweight |
| Sep 15, 2026 | Guggenheim | main | Buy | Buy |
| Sep 9, 2026 | Barclays | main | Overweight | Overweight |
About Ionis Pharmaceuticals, Inc.
Ionis Pharmaceuticals, Inc., a commercial-stage biotechnology company, provides RNA-targeted medicines in the United States. The company offers TRYNGOLZA reduces triglyceride levels in adults with familial chylomicronemia syndrome (FCS) and acute pancreatitis; DAWNZERA for prophylaxis to prevent attacks of hereditary angioedema in adults; WAINUA for the treatment of the polyneuropathy of hereditary transthyretin-medicated amyloidosis (ATTRv-PN) in adults; and SPINRAZA for pediatric and adult patients with spinal muscular atrophy (SMA). It also provides QALSODY for the treatment of Amyotrophic Lateral Sclerosis (ALS); TEGSEDI for the treatment of ATTRv-PN in adults; and WAYLIVRA for treatment for FCS and familial partial lipodystrophy. It also develops products under Phase 3 clinical trials, such as Olezarsen for patients with hypertriglyceridemia (SHTG) and cardiovascular disease (CVD); and Zilganerse, a potential treatment for people with genetically confirmed Alexander disease, as well as ION582 which is in Phase 3 clinical trial for the potential treatment of AS, a rare genetic neurological disease. In addition, the company develops Eplontersen to degrade mutant and wild-type TTR mRNA through binding to the TTR mRNA; Pelacarsen to inhibit the production of apolipoprotein(a) in the liver to offer a direct approach for reducing lipoprotein(a); Bepirovirsen to inhibit the production of viral proteins associated with hepatitis B virus; Sefaxersen to reduce the production of complement factor B and lower activation of the alternative complement pathway; and Ulefnersen to reduce the production of the fused in sarcoma, as well as other mid-stage pipeline investigational medicines. It has a strategic collaboration with Biogen for the treatment of neurological disorders; and collaboration and license agreement with GSK, AstraZeneca, Novartis, and Roche, as well as with Metagenomi. The company was incorporated in 1989 and is headquartered in Carlsbad, California.
- Sector
- Healthcare
- Industry
- Biotechnology
- Country
- United States
- Website
- ionis.com
News
Ionis to hold third quarter 2026 financial results webcast
Earnings Preview: Ionis Pharmaceuticals (IONS) Q3 Earnings Expected to Decline
Artisan Mid Cap Fund Q3 2026 Portfolio Update
Ionis Pharmaceuticals: Compelling Long-Term Commercial Upside
Ionis partner Roche announces new Phase 3 data showing sefaxersen significantly reduced proteinuria in people with IgA nephropathy (IgAN)
Ionis ranked #1 on Science's Top Employers list
Ionis ranked #1 on Science's Top Employers list
This CME Group Analyst Turns Bullish; Here Are Top 4 Upgrades For Thursday BMO Capital Upgrades Ionis Pharmaceuticals to Outperform, Raises Price Target to $66
Ionis partner GSK announces Hibsago (bepirovirsen) approved in the U.S. for the treatment of chronic hepatitis B (CHB)
Your note
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Insider holders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BAROLDI JOSEPH | Officer | Sale | Jun 25, 2026 | 0 |
| BENNETT C FRANK | Officer | Sale | Jul 6, 2026 | 0 |
| BERTHELSEN SPENCER R | Director | Conversion of Exercise of derivative security | Jul 14, 2026 | 161,303 |
| BIRCHLER BRIAN | Officer | Sale | Apr 15, 2026 | 67,500 |
| GEARY RICHARD S | Officer | Sale | Nov 5, 2025 | 59,657 |
| HAYDEN MICHAEL REUBEN | Director | Purchase | Jul 30, 2026 | 0 |
Institution ownership
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| FMR, LLC | 14.82% | 24,631,956 | 988.97M | Jun 29, 2026 |
| Capital World Investors | 13.04% | 21,669,226 | 870.02M | Jun 29, 2026 |
| Blackrock Inc. | 6.44% | 10,704,660 | 429.79M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 4.73% | 7,859,529 | 315.56M | Jun 29, 2026 |
| Wellington Management Group, LLP | 4.60% | 7,651,415 | 307.20M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 4.34% | 7,211,497 | 289.54M | Jun 29, 2026 |
Fund ownership
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Fidelity Mt. Vernon Street Trust-Fidelity Growth Company Fund | 5.12% | 8,503,655 | 341.42M | Aug 30, 2026 |
| Growth Fund of America | 4.61% | 7,668,655 | 307.90M | Sep 29, 2026 |
| VANGUARD SPECIALIZED FUNDS-Vanguard Health Care Fund | 3.74% | 6,212,640 | 249.44M | Jul 30, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 3.00% | 4,989,044 | 200.31M | Jun 29, 2026 |
| New Economy Fund | 2.93% | 4,868,802 | 195.48M | Sep 29, 2026 |
| SmallCap World Fund Inc | 2.68% | 4,458,145 | 178.99M | Sep 29, 2026 |
