Ionis Pharmaceuticals, Inc. (IONS)
NASDAQ: IONS · Real-Time Price · USD
70.79
-0.20 (-0.28%)
At close: Mar 23, 2026, 4:00 PM EDT
70.70
-0.09 (-0.13%)
Pre-market: Mar 24, 2026, 8:31 AM EDT
Ionis Pharmaceuticals Employees
Ionis Pharmaceuticals had 1,402 employees as of December 31, 2025. The number of employees increased by 333 or 31.15% compared to the previous year.
Employees
1,402
Change (1Y)
333
Growth (1Y)
31.15%
Revenue / Employee
$673,118
Profits / Employee
-$272,031
Market Cap
11.69B
Employees Chart
Employees History
| Date | Employees | Change (1Y) | Growth (1Y) |
|---|---|---|---|
| Dec 31, 2025 | 1,402 | 333 | 31.15% |
| Dec 31, 2024 | 1,069 | 142 | 15.32% |
| Dec 31, 2023 | 927 | 131 | 16.46% |
| Dec 31, 2022 | 796 | 136 | 20.61% |
| Dec 31, 2021 | 660 | -97 | -12.81% |
| Dec 31, 2020 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2019 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2018 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2017 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
| Dec 31, 2016 | Upgrade Pro | Upgrade Pro | Upgrade Pro |
Related Stocks
| Company Name | Employees |
|---|---|
| BioMarin Pharmaceutical | 3,221 |
| Genmab | 2,973 |
| Jazz Pharmaceuticals | 2,890 |
| Ascendis Pharma | 1,189 |
| Exelixis | 1,077 |
| Madrigal Pharmaceuticals | 915 |
| BridgeBio Pharma | 839 |
| ImmunityBio | 691 |
IONS News
- 1 day ago - Ionis announces zilganersen New Drug Application for Alexander disease (AxD) accepted by FDA for Priority Review - Business Wire
- 3 days ago - Ionis Pharmaceuticals' Peak Olezarsen Revenues Are Likely Very Conservative - Seeking Alpha
- 6 days ago - Ionis Pharmaceuticals, Inc. (IONS) Presents at Stifel 2026 Virtual CNS Forum Transcript - Seeking Alpha
- 12 days ago - Ionis Pharmaceuticals, Inc. (IONS) Presents at Barclays 28th Annual Global Healthcare Conference Transcript - Seeking Alpha
- 14 days ago - Ionis Pharmaceuticals, Inc. (IONS) Presents at Leerink Global Healthcare Conference 2026 Transcript - Seeking Alpha
- 15 days ago - Ionis announces changes to Board of Directors - Business Wire
- 19 days ago - Biogen to Share New SMA Data at Muscular Dystrophy Association and SMA Europe Conferences - GlobeNewsWire
- 21 days ago - Ionis Pharmaceuticals, Inc. (IONS) Presents at TD Cowen 46th Annual Health Care Conference Transcript - Seeking Alpha