Ionis Pharmaceuticals, Inc. (IONS)
NASDAQ: IONS · Real-Time Price · USD
43.93
-1.82 (-3.98%)
At close: Sep 23, 2026, 4:00 PM EDT
44.05
+0.12 (0.27%)
After-hours: Sep 23, 2026, 4:58 PM EDT

Ionis Pharmaceuticals Market Cap

Ionis Pharmaceuticals has a market cap or net worth of $7.3 billion as of September 23, 2026. Its market cap has decreased by -25.35% in one year.

Market Cap
7.30B
Enterprise Value
7.39B
1-Year Change
-25.35%
Ranking
Category
Stock Price
$43.93

Chart

Chart

Since December 1, 1998, Ionis Pharmaceuticals's market cap has increased from $302.10M to $7.30B, an increase of 2,316.58%. That is a compound annual growth rate of 12.12%.

History

DateMarket Cap% Change
Sep 23, 20267.30B-43.03%
Dec 31, 202512.81B132.13%
Dec 31, 20245.52B-23.95%
Dec 29, 20237.26B35.28%
Dec 30, 20225.37B24.86%
Dec 31, 20214.30B-45.65%
Dec 31, 20207.91B-6.97%
Dec 31, 20198.50B14.26%
Dec 31, 20187.44B18.48%
Dec 29, 20176.28B8.28%
Dec 30, 20165.80B-22.07%
Dec 31, 20157.44B1.99%
Dec 31, 20147.29B57.73%
Dec 31, 20134.62B337.67%
Dec 31, 20121.06B46.95%
Dec 30, 2011719.00M-28.40%
Dec 31, 20101.00B-8.12%
Dec 31, 20091.09B-20.54%
Dec 31, 20081.38B0.44%
Dec 31, 20071.37B62.24%
Dec 29, 2006844.10M123.13%
Dec 30, 2005378.30M11.96%
Dec 31, 2004337.90M-6.42%
Dec 31, 2003361.10M-0.61%
Dec 31, 2002363.30M-65.23%
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Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding