Ionis Pharmaceuticals

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About IONS

Ionis Pharmaceuticals, Inc. engages in the development and commercialization of human therapeutic drugs using antisense technology. The company was founded by Stanley T. 

CEO
Brett P. Monia
CEOBrett P. Monia
Employees
1,402
Employees1,402
Headquarters
Carlsbad, California
HeadquartersCarlsbad, California
Founded
1989
Founded1989
Employees
1,402
Employees1,402

IONS Key Statistics

Market cap
12.64B
Market cap12.64B
Price-Earnings ratio
-36.19
Price-Earnings ratio-36.19
Dividend yield
Dividend yield
Average volume
1.76M
Average volume1.76M
High today
$77.40
High today$77.40
Low today
$76.24
Low today$76.24
Open price
$76.24
Open price$76.24
Volume
1.34M
Volume1.34M
52 Week high
$86.74
52 Week high$86.74
52 Week low
$32.00
52 Week low$32.00

Stock Snapshot

Ionis Pharmaceuticals(IONS) stock is priced at $76.49, giving the company a market capitalization of 12.64B. It carries a P/E multiple of -36.19.

As of 2026-05-27, Ionis Pharmaceuticals(IONS) stock has fluctuated between $76.24 and $77.40. The current price stands at $76.49, placing the stock +0.3% above today's low and -1.2% off the high.

Ionis Pharmaceuticals(IONS) shares are trading with a volume of 1.34M, against a daily average of 1.76M.

During the past year, Ionis Pharmaceuticals(IONS) stock moved between $32.00 at its lowest and $86.74 at its peak.

During the past year, Ionis Pharmaceuticals(IONS) stock moved between $32.00 at its lowest and $86.74 at its peak.

IONS News

The Wall Street Journal 9h
A New, Powerful Cholesterol-Lowering Drug Is on the Horizon - WSJ

...

A New, Powerful Cholesterol-Lowering Drug Is on the Horizon - WSJ

Analyst ratings

88%

of 26 ratings
Buy
88.5%
Hold
11.5%
Sell
0%

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