BioCatalyst

IONS — IONIS PHARMACEUTICALS INC catalysts

1 verified catalyst event(s) for IONIS PHARMACEUTICALS INC (ticker IONS). Each is linked to its official source. Verified as of 2026-08-06.

Next verified catalyst

2026-12-01 — A Study to Assess the Long-Term Safety and Efficacy of Donidalorsen in the Prophylactic Tr · official source ↗

Upcoming

DateEventCompanyDrugOfficial source & verification
2026-12 (month)
in 4mo
ESTIMATED
 READOUT
A Study to Assess the Long-Term Safety and Efficacy of Donidalorsen in the Proph
Phase 3 · Hereditary Angioedema
 IONS IONIS PHARMACEUTICALS INC Donidalorsen ClinicalTrials.gov ↗
✓ Source-checked 2026-08-06
Sponsor-projected date — can change
Disclaimer. Bio Catalyst Calendar is a public-events data calendar. Every date is sourced and linked to an official record (ClinicalTrials.gov, FDA / Federal Register, openFDA). It is scheduling and reference data only — NOT investment advice, a recommendation, or a buy/sell signal. Dates set by sponsors and the FDA can change; always confirm against the linked official source.