SELLAS Life Sciences Group, Inc. (SLS) Form 8-K Material Events
SELLAS Life Sciences Group, Inc. (SLS) is a publicly traded company on the Nasdaq, categorized under SIC 2834 (Pharmaceutical Preparations). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: SLS
CIK: 1390478
Exchange: Nasdaq
SIC 2834: Pharmaceutical Preparations
Fiscal Year End: 12/31
State: DE
Independent PCAOB Auditor
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Audit Firm
Baker Tilly US, LLP
Auditor SinceSince 12/31/2025 12:00:00 AM
Lead Engagement PartnerSarah Ratra
Audit LocationSan Jose, California, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 8-K | 2026-08-11 | 2026-08-11 | 8-K | 0001390478-26-000013 | View SEC Doc Filr Page |
| 10-Q | 2026-08-11 | 2026-06-30 | 10-Q | 0001390478-26-000012 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-08-07 | — | SCHEDULE 13G Filing | 0000093751-26-000539 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-07-31 | — | SCHEDULE 13G Filing | 0002100119-26-001315 | View SEC Doc Filr Page |
| 8-K | 2026-07-27 | 2026-07-24 | FORM 8-K | 0001104659-26-087110 | View SEC Doc Filr Page |
| 8-K | 2026-06-25 | 2026-06-24 | FORM 8-K | 0001104659-26-077556 | View SEC Doc Filr Page |
| 8-K | 2026-06-18 | 2026-06-16 | FORM 8-K | 0001104659-26-075775 | View SEC Doc Filr Page |
| 4 | 2026-06-18 | 2026-06-16 | OWNERSHIP DOCUMENT | 0001104659-26-075773 | View SEC Doc Filr Page |
| S-8 | 2026-06-16 | — | FORM S-8 | 0001104659-26-074599 | View SEC Doc Filr Page |
| 8-K | 2026-06-02 | 2026-06-02 | FORM 8-K | 0001104659-26-069251 | View SEC Doc Filr Page |
| 8-K | 2026-05-12 | 2026-05-12 | 8-K | 0001390478-26-000009 | View SEC Doc Filr Page |
| 10-Q | 2026-05-12 | 2026-03-31 | 10-Q | 0001390478-26-000008 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-04-24 | — | SCHEDULE 13G/A Filing | 0002012383-26-001466 | View SEC Doc Filr Page |
| ARS | 2026-04-23 | 2025-12-31 | ARS | 0001104659-26-047704 | View SEC Doc Filr Page |
| DEFA14A | 2026-04-23 | — | DEFA14A | 0001104659-26-047697 | View SEC Doc Filr Page |
| DEF 14A | 2026-04-23 | 2026-06-16 | FORM- DEF 14A | 0001104659-26-047693 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-03-27 | — | SCHEDULE 13G/A Filing | 0000102909-26-002236 | View SEC Doc Filr Page |
| S-3ASR | 2026-03-20 | — | S-3ASR | 0001104659-26-032776 | View SEC Doc Filr Page |
| 8-K | 2026-03-19 | 2026-03-19 | 8-K | 0001390478-26-000004 | View SEC Doc Filr Page |
| 10-K | 2026-03-19 | 2025-12-31 | 10-K | 0001390478-26-000003 | View SEC Doc Filr Page |
| 8-K | 2026-03-11 | 2026-03-11 | FORM 8-K | 0001104659-26-026384 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-02-17 | — | SCHEDULE 13G/A Filing | 0001193125-26-053508 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-01-30 | — | SCHEDULE 13G/A Filing | 0000902664-26-000615 | View SEC Doc Filr Page |
| 4 | 2026-01-09 | 2026-01-07 | OWNERSHIP DOCUMENT | 0001104659-26-002515 | View SEC Doc Filr Page |
| 4 | 2026-01-09 | 2026-01-07 | OWNERSHIP DOCUMENT | 0001104659-26-002511 | View SEC Doc Filr Page |