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IONS
NASDAQ Life Sciences

FDA Approves Ionis' Zilganersen for Rare Alexander Disease

Tom Rudovsky · Reported by Reuters
More coverage: Biotech Stocks · Healthcare
Sentiment info
Positive
Importance info
9
Price
$58.13
Mkt Cap
$9.66B
52W Low
$50.005
52W High
$86.74
52W Position info
16% above low
Off High info
33% below high
Rel. Volume info
1.4× avg
Market data snapshot near publication time

IONS sits 16% above its 52-week low of $50.005.

Summary

The FDA approved Ionis' therapy zilganersen for Alexander disease, a rare genetic disorder affecting the brain's white matter. This is a new approval, distinct from the TRYNGOLZA approval in June for severe hypertriglyceridemia. The approval follows the June licensing deal with Recordati for zilganersen, which covers commercialization outside the U.S. Ionis now has a second approved product in 2026, adding a new revenue stream. The company reported a Q2 net loss of $114.6M, so this approval is a meaningful positive. Watch for launch details and pricing.

At the time of this announcement, IONS was trading at $58.13 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $9.7B. The 52-week trading range was $50.01 to $86.74. This news item was assessed with positive market sentiment and an importance score of 9 out of 10. Source: Reuters.


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IONS - Latest Insights

IONS
Sep 04, 2026, 4:41 PM EDT
Source: BusinessWire
Importance Score:
9
Price at Filing: $54.00
Real-time Price: $52.29 info
Change: -$1.71 (-3%) info
Market Cap: $9.654B info
IONS
Sep 04, 2026, 6:01 AM EDT
Filing Type: 8-K
Importance Score:
9
Price at Filing: $59.00
Real-time Price: $52.29 info
Change: -$6.71 (-11%) info
Market Cap: $9.654B info
IONS
Jul 29, 2026, 5:05 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $53.06
Real-time Price: $52.29 info
Change: -$0.7676 (-1%) info
Market Cap: $9.654B info
IONS
Jul 29, 2026, 7:31 AM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $56.49
Real-time Price: $52.29 info
Change: -$4.20 (-7%) info
Market Cap: $9.654B info
IONS
Jul 29, 2026, 7:00 AM EDT
Source: BusinessWire
Importance Score:
8
Price at Filing: $56.09
Real-time Price: $52.29 info
Change: -$3.80 (-7%) info
Market Cap: $9.654B info