Ionis Pharmaceuticals stock hits 52-week low at $44.20
Ionis Pharmaceuticals (IONS) stock hit a 52-week low of $44.20, trading at $44.24 with a $7.39B market cap. The stock has fallen 30.81% over the past year and 42% year-to-date. Analysts have mixed views, with price targets ranging from $54 to $105. Recent clinical trial results showed positive outcomes for Ulefnersen in FUS-ALS, but some analysts lowered price targets due to concerns about drug launches and trial results.
How this was made
The 30-second read
Why it matters
The trial success could reverse the recent downtrend, but mixed analyst revisions temper optimism.
Market read
Positive trial data provides a fresh catalyst for a heavily discounted biotech stock.
What to watch
Potential regulatory delays and competition in hypertriglyceridemia space.
Background
Ionis stock hit a 52‑week low amid broader market weakness; analysts are split on its outlook.
Ticker impact
Ionis reported positive Phase 2 trial results for Ulefnersen in FUS‑ALS and analysts adjusted price targets.
potential upside of 10‑15% if data is confirmed by FDA filing
Trial met primary endpoint; analysts raised targets, indicating market may reprice the stock.
Market effects
Biotech sector may see renewed interest in ALS therapeutics.
U.S. biotech investors likely to react.
Limited to biotech investors worldwide.
Counterpoint
Some analysts cut targets citing launch risk, suggesting caution.
Key entities
- companyIonis Pharmaceuticals
Biotech firm developing antisense therapies.


