---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-327575"
form_type: "8-K"
ticker: "SLN"
cik: "0001479615"
company_name: "Silence Therapeutics plc"
filed_at: "2025-12-22T23:59:59+00:00"
generated_at: "2026-05-16T12:24:23.928665+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Silence Therapeutics appoints CFO Rhonda Hellums to Board of Directors effective Dec 18, 2025

## Summary
- Rhonda Hellums, EVP and CFO, appointed as executive director effective December 18, 2025.
- Her initial term runs until the 2026 Annual General Meeting of Shareholders.
- Ms. Hellums will not receive additional compensation for board service.
- She will not serve on any board committee.
- No family relationships or material transactions requiring disclosure.

## SEC filing metadata
- accession: 0001193125-25-327575
- form_type: 8-K
- ticker: SLN
- cik: 0001479615
- company_name: Silence Therapeutics plc
- filed_at: 2025-12-22T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1479615/000119312525327575/0001193125-25-327575-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1479615/000119312525327575/sln-20251218.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-327575
- JSON: https://secwatch.observer/filing/0001193125-25-327575.json
- Plain text: https://secwatch.observer/filing/0001193125-25-327575.txt

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