Skip to content

IONS

IONIS PHARMACEUTICALS INC

NASDAQ · Healthcare · Biotechnology · US

$44.44
−4.94%
Ask drillr
Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open
$46.60
From 52W high
−48.62%
Volume
7.30M
Market cap
$7.39B
P/E (Fwd)
EV/EBITDA
1.8x
P/E (TTM)
RSI (14)
25.7
1D Return
−4.94%
YTD Return
−43.49%
SummaryUpdated Jun 1, 2026

Ionis Pharmaceuticals, Inc. (NASDAQ:IONS) is a biotechnology company founded in 1989 and headquartered in Carlsbad, California. The company went public in 1991 and has established itself as a pioneer in RNA-targeted therapeutics, developing medicines that work by targeting specific RNA molecules to treat various diseases. Over its 35-year history, Ionis has evolved from a research-focused organization into a commercial-stage biopharmaceutical company with multiple approved drugs and a robust pipeline of late-stage development programs. The company has successfully launched several medicines independently and through partnerships, generating revenue from both product sales and royalties from partner-commercialized drugs.

Similar companies

Latest newsMore news →