---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-106183"
form_type: "8-K"
ticker: "BRNS"
cik: "0001828185"
company_name: "Barinthus Biotherapeutics plc."
filed_at: "2026-09-09T14:24:49+00:00"
generated_at: "2026-09-09T14:26:07.149116+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Barinthus Biotherapeutics acquired by Beacon Topco; ADS delisted from Nasdaq

## Summary
- Scheme of Arrangement effective Sept 9, 2026; Topco acquired all issued Barinthus shares, company now wholly-owned subsidiary.
- Each Company Share/ADS exchanged for 0.111 Topco common shares; fractional entitlements cashed out.
- ADS trading on Nasdaq suspended before open Sept 9, 2026; Form 25 and Form 15 to be filed to delist and suspend reporting.
- Outstanding Company Options and RSUs assumed by Topco and converted into rights over Topco common stock.
- Deposit Agreement with BNY Mellon terminated; shareholders' rights ceased except consideration under Merger Agreement.

## SEC filing metadata
- accession: 0001104659-26-106183
- form_type: 8-K
- ticker: BRNS
- cik: 0001828185
- company_name: Barinthus Biotherapeutics plc.
- filed_at: 2026-09-09T14:24:49+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 1.02, 2.01, 3.01, 3.03, 5.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1828185/000110465926106183/0001104659-26-106183-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1828185/000110465926106183/tm2625093d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-106183
- JSON: https://secwatch.observer/filing/0001104659-26-106183.json
- Plain text: https://secwatch.observer/filing/0001104659-26-106183.txt

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