FORM 8-K

Company

SELLAS Life Sciences Group, Inc.

Filed

January 8, 2026

Period of Report

January 7, 2026

Accession Number

0001104659-26-001957

An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →