Ionis Pharmaceuticals Stock (IONS)

Track Ionis Pharmaceuticals stock through TheStreet Pro's latest coverage, including articles, Daily Diary mentions, TheStreet Pro portfolio activity, contributor watchlist signals, and Pro price levels.

At close

$44.50

▲ +0.69 (+1.57%)

Sep 25, 4:00 PM ET

After-hours

$44.98

▲ +0.48 (+1.08%)

Sep 25, 7:47 PM ET

Market Cap

$7.40B

P/E Ratio

—

1Y Return

-29.33%

EPS (TTM)

-$3.47

Read the latest TheStreet Pro articles mentioning Ionis Pharmaceuticals, including market roundups, portfolio updates, trade ideas, and investing analysis.

Articles

3 articles

trade-ideas Bearish Bets: Pressure Mounts on These 3 Names
Bob LangJul 12, 2026
IONS CABO PEP
trade-ideas A Possible Palantir Top as New Lows Expand
Helene MeislerFeb 3, 2026
IONS NFLX CARR
trade-ideas A Long‑Term Biotech Story — With a Smarter Entry Point
Bret JensenJan 25, 2026
IONS

Daily Diary Mentions

0 mentions

No diary mentions for IONS yet.