SELLAS Life Sciences Group, Inc. - SLS

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 9
Latest filed: Aug 11, 2026
Form Count
8-K 6
SCHEDULE 13G 1
4 1
SCHEDULE 13G/A 1

Latest files

Filed Form Report period Accession SEC
Aug 11, 2026 8-K Aug 11, 2026 0001390478-26-000013 View
Jul 31, 2026 SCHEDULE 13G 0002100119-26-001315 View
Jul 27, 2026 8-K Jul 24, 2026 0001104659-26-087110 View
Jun 25, 2026 8-K Jun 24, 2026 0001104659-26-077556 View
Jun 18, 2026 4 Jun 16, 2026 0001104659-26-075773 View
Jun 18, 2026 8-K Jun 16, 2026 0001104659-26-075775 View
Jun 02, 2026 8-K Jun 02, 2026 0001104659-26-069251 View
May 12, 2026 8-K May 12, 2026 0001390478-26-000009 View
Mar 27, 2026 SCHEDULE 13G/A 0000102909-26-002236 View