---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-011193"
form_type: "8-K"
ticker: "SLS"
cik: "0001390478"
company_name: "SELLAS Life Sciences Group, Inc."
filed_at: "2023-02-06T23:59:59+00:00"
generated_at: "2026-06-19T23:57:51.183707+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# SELLAS Life Sciences appoints John T. Burns as CFO; salary $365K

## Summary
- John T. Burns, age 37, previously SVP Finance and CAO, named CFO effective Feb 2, 2023.
- Burns joined in May 2013; base salary raised to $365,000 with 40% target bonus.
- Severance entitles 9 months' base salary if terminated without cause or resigns for good reason.
- No family relationships or reportable related-party transactions with the company.

## SEC filing metadata
- accession: 0001104659-23-011193
- form_type: 8-K
- ticker: SLS
- cik: 0001390478
- company_name: SELLAS Life Sciences Group, Inc.
- filed_at: 2023-02-06T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1390478/000110465923011193/0001104659-23-011193-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1390478/000110465923011193/tm235617d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-011193
- JSON: https://secwatch.observer/filing/0001104659-23-011193.json
- Plain text: https://secwatch.observer/filing/0001104659-23-011193.txt

## Key facts
- Executive change
  John T. Burns was appointed as Chief Financial Officer at SELLAS Life Sciences Group, Inc..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: On February 2, 2023, the Board of Directors (the “BOD”) of the Company appointed John T. Burns, the Company’s Senior Vice President, Finance and Chief Accounting Officer, as the Company’s Chief Financial Officer and principal financial officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1390478/000110465923011193/0001104659-23-011193-index.htm

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