SLS - Company ID 0001390478
SELLAS Life Sciences Group, Inc. has filed 1,262 public company documents between 2007 and 2026. The most frequent type is insider trade (377 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Type | Filing | Filed | Period covered | Open |
|---|---|---|---|---|
| 8-K | Major company event | 5mo ago2026-05-12 | 2026-05-12 | View filing |
| 10-Q | Quarterly report | 5mo ago2026-05-12 | 2026-03-31 | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 6mo ago2026-04-24 | - | View filing |
| ARS | Annual report to shareholders | 6mo ago2026-04-23 | 2025-12-31 | View filing |
| DEFA14A | Proxy materials | 6mo ago2026-04-23 | - | View filing |
| DEF 14A | Proxy statement | 6mo ago2026-04-23 | 2026-06-16 | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 7mo ago2026-03-27 | - | View filing |
| S-3ASR | S-3ASR | 7mo ago2026-03-20 | - | View filing |
| 8-K | Major company event | 7mo ago2026-03-19 | 2026-03-19 | View filing |
| 10-K | Annual report | 7mo ago2026-03-19 | 2025-12-31 | View filing |
| 8-K | Major company event | 8mo ago2026-03-11 | 2026-03-11 | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 8mo ago2026-02-17 | - | View filing |
| SCHEDULE 13G/A | SCHEDULE 13G/A | 9mo ago2026-01-30 | - | View filing |
| 4 | Insider trade | 10mo ago2026-01-09 | 2026-01-07 | View filing |
| 4 | Insider trade | 10mo ago2026-01-09 | 2026-01-07 | View filing |
| 4 | Insider trade | 10mo ago2026-01-09 | 2026-01-07 | View filing |
| 4 | Insider trade | 10mo ago2026-01-09 | 2026-01-07 | View filing |
| 4 | Insider trade | 10mo ago2026-01-09 | 2026-01-07 | View filing |
| 4 | Insider trade | 10mo ago2026-01-09 | 2026-01-07 | View filing |
| 4 | Insider trade | 10mo ago2026-01-09 | 2026-01-07 | View filing |
| 8-K | Major company event | 10mo ago2026-01-08 | 2026-01-07 | View filing |