---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-161204"
form_type: "8-K"
ticker: "SDRL"
cik: "0001737706"
company_name: "Seadrill Ltd"
filed_at: "2025-07-18T23:59:59+00:00"
generated_at: "2026-05-18T05:47:09.969423+00:00"
event_type: "litigation"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Seadrill loses UK High Court case; estimates liability up to $53M over Angola JV dispute

## Summary
- High Court of England and Wales ruled against Seadrill in breach of contract/unjust enrichment suit related to Sonadrill JV formation; Seadrill evaluating appeal.
- Liability estimated not to exceed $53M, excluding potential legal fee award; claimant originally sought ~$72M.
- FY2025 Adjusted EBITDA impact estimated at approximately $10M.
- Dispute stems from late 2018/early 2019 negotiations for Angola JV (Sonadrill).
- Parties still finalizing quantum of damages with court.

## SEC filing metadata
- accession: 0001193125-25-161204
- form_type: 8-K
- ticker: SDRL
- cik: 0001737706
- company_name: Seadrill Ltd
- filed_at: 2025-07-18T23:59:59+00:00
- event_type: litigation
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1737706/000119312525161204/0001193125-25-161204-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1737706/000119312525161204/d19738d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-161204
- JSON: https://secwatch.observer/filing/0001193125-25-161204.json
- Plain text: https://secwatch.observer/filing/0001193125-25-161204.txt

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