---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-101580"
form_type: "8-K"
ticker: "BRNS"
cik: "0001828185"
company_name: "Barinthus Biotherapeutics plc."
filed_at: "2022-09-20T23:59:59+00:00"
generated_at: "2026-06-23T08:36:13.837246+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Vaccitech promotes Gemma Brown to CFO, replacing Georgy Egorov

## Summary
- Gemma Brown, previously Head of Financial Reporting, appointed CFO effective Sept 15, 2022; age 32.
- She receives £220k base salary and is eligible for annual bonus up to 40% of base.
- Prior CFO Georgy Egorov terminated Sept 14, 2022; termination unrelated to financials or controls.
- Egorov receives six months base salary severance; Brown entitled to similar payment on termination.
- Brown joined Vaccitech in Sept 2021; prior experience as Senior Manager at EY.

## SEC filing metadata
- accession: 0001104659-22-101580
- form_type: 8-K
- ticker: BRNS
- cik: 0001828185
- company_name: Barinthus Biotherapeutics plc.
- filed_at: 2022-09-20T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1828185/000110465922101580/0001104659-22-101580-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1828185/000110465922101580/tm2226233d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-101580
- JSON: https://secwatch.observer/filing/0001104659-22-101580.json
- Plain text: https://secwatch.observer/filing/0001104659-22-101580.txt

## Key facts
- Executive change
  Gemma Brown was appointed as Chief Financial Officer at Barinthus Biotherapeutics plc..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: Effective September 15, 2022, the Board of Directors (the “Board”) of Vaccitech plc (the “Company”) appointed Gemma Brown, age 32, as the Company’s Chief Financial Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1828185/000110465922101580/0001104659-22-101580-index.htm
- Executive change
  Georgy Egorov was terminated as Chief Financial Officer at Barinthus Biotherapeutics plc..
  - Action: terminated
  - Role: Chief Financial Officer
  source text: On September 14, 2022, the Company terminated the employment of Georgy Egorov in its entirety, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1828185/000110465922101580/0001104659-22-101580-index.htm

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