# Ionis Pharmaceuticals Inc: Form 8-K, filed Sep 4, 2026

- Company: [Ionis Pharmaceuticals Inc](/companies/ions.md) (CIK 874015)
- Form: 8-K
- Filed: 2026-09-04
- Accepted by EDGAR: Sep 4, 2026, 21:00 ET
- Period: 2026-09-04
- Accession: 0001140361-26-035802
- Inline XBRL: yes
- Main document: https://www.sec.gov/Archives/edgar/data/874015/000114036126035802/ef20081690_8k.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/874015/000114036126035802/

## Items reported

- Item 7.01: Regulation FD disclosure
- Item 8.01: Other events
- Item 9.01: Financial statements and exhibits

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/874015/000114036126035802/ef20081690_8k.htm

Filed Sep 4, 2026.
Source: SEC EDGAR, the filing index for accession 0001140361-26-035802. Last ingested by Listed: Oct 24, 2026, 14:58 ET. No prices; not investment advice.