---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-060704"
form_type: "8-K"
ticker: "SLS"
cik: "0001390478"
company_name: "SELLAS Life Sciences Group, Inc."
filed_at: "2025-06-18T23:59:59+00:00"
generated_at: "2026-05-19T02:39:24.343751+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# SELLAS annual meeting results: directors re-elected, ESPP amendment approved

## Summary
- Re-elected Class III directors Stergiou (36.4M for) and Varian (36.7M for); broker non-votes 17.8M.
- Ratified Baker Tilly as auditor for FY2025: 56.9M for, 3.4M against, 1.0M abstain.
- Approved ESPP amendment increasing shares by 800,000: 28.8M for, 14.0M against.
- Non-binding advisory vote on executive compensation passed: 29.6M for, 12.8M against.
- Recommended annual frequency for future say-on-pay votes (34.8M for 1 year).

## SEC filing metadata
- accession: 0001104659-25-060704
- form_type: 8-K
- ticker: SLS
- cik: 0001390478
- company_name: SELLAS Life Sciences Group, Inc.
- filed_at: 2025-06-18T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1390478/000110465925060704/0001104659-25-060704-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1390478/000110465925060704/tm2518346d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-060704
- JSON: https://secwatch.observer/filing/0001104659-25-060704.json
- Plain text: https://secwatch.observer/filing/0001104659-25-060704.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.