Ionis Pharmaceuticals, Inc. (IONS)
54.21
-1.44
(-2.59%)
USD |
NASDAQ |
Sep 11, 16:00
54.41
+0.20
(+0.37%)
After-Hours: 20:00
Ionis Pharmaceuticals Price : 54.21 for Sept. 11, 2026
Price Chart
Sep '18
Jan '19
May '19
285.00
270.00
255.00
240.00
Historical Price Data
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 11, 2026 | 55.94 | 56.16 | 54.16 | 54.21 | 2.176M |
| Sep 10, 2026 | 55.75 | 55.77 | 54.91 | 55.65 | 3.057M |
| Sep 09, 2026 | 56.38 | 56.96 | 55.70 | 56.02 | 3.038M |
| Sep 08, 2026 | 52.15 | 57.43 | 52.15 | 56.71 | 9.176M |
| Sep 04, 2026 | 58.36 | 58.96 | 57.78 | 58.09 | 2.671M |
| Sep 03, 2026 | 60.42 | 60.42 | 57.47 | 58.13 | 4.348M |
| Sep 02, 2026 | 60.25 | 61.77 | 59.78 | 61.33 | 1.846M |
| Sep 01, 2026 | 60.37 | 60.99 | 59.78 | 59.88 | 1.873M |
| Aug 31, 2026 | 61.06 | 61.06 | 59.70 | 60.36 | 2.017M |
| Aug 28, 2026 | 60.62 | 61.69 | 60.35 | 61.05 | 1.851M |
| Aug 27, 2026 | 63.48 | 63.48 | 62.34 | 62.43 | 1.626M |
| Aug 26, 2026 | 63.50 | 63.55 | 62.44 | 63.36 | 2.153M |
| Aug 25, 2026 | 62.53 | 64.19 | 62.19 | 63.57 | 2.435M |
| Aug 24, 2026 | 60.54 | 62.07 | 59.70 | 62.04 | 2.207M |
| Aug 21, 2026 | 59.64 | 60.92 | 59.06 | 59.74 | 2.724M |
| Aug 20, 2026 | 60.02 | 60.41 | 58.60 | 58.76 | 2.125M |
| Aug 19, 2026 | 60.11 | 61.36 | 59.61 | 60.80 | 3.138M |
| Aug 18, 2026 | 58.40 | 60.19 | 58.02 | 59.62 | 3.193M |
| Aug 17, 2026 | 57.11 | 58.74 | 56.41 | 58.63 | 2.000M |
| Aug 14, 2026 | 55.16 | 57.24 | 55.16 | 57.24 | 1.354M |
| Aug 13, 2026 | 56.50 | 56.81 | 55.56 | 55.87 | 1.220M |
| Aug 12, 2026 | 55.01 | 57.06 | 54.91 | 56.53 | 2.000M |
| Aug 11, 2026 | 56.79 | 57.16 | 55.37 | 55.42 | 2.407M |
| Aug 10, 2026 | 56.10 | 57.66 | 56.10 | 56.94 | 2.400M |
| Aug 07, 2026 | 54.73 | 56.60 | 54.40 | 56.56 | 2.009M |
Price Definition
The price of a security measures the cost to purchase 1 share of a security. For a company, price can be multiplied by shares outstanding to find the market capitalization (value of the company).
Price Range, Past 5 Years
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Price Benchmarks
| Alnylam Pharmaceuticals, Inc. | 248.68 |
| Biogen, Inc. | 217.15 |
| BridgeBio Pharma, Inc. | 72.44 |
| Vertex Pharmaceuticals, Inc. | 515.44 |
| Arrowhead Pharmaceuticals, Inc. | 82.85 |
Price Related Metrics
| PS Ratio | 10.11 |
| PEG Ratio | -0.1783 |
| Price to Book Value | 20.42 |
| Earnings Yield | -6.41% |
| Market Cap | 8.979B |
| PEGY Ratio | -0.1783 |