---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-122112"
form_type: "8-K"
ticker: "COP"
cik: "0001163165"
company_name: "CONOCOPHILLIPS"
filed_at: "2024-11-22T23:59:59+00:00"
generated_at: "2026-05-29T19:34:41.729767+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# ConocoPhillips closes Marathon Oil acquisition; expects >$1B run-rate synergies

## Summary
- Each MRO share converted to 0.255 COP shares; deal effective Nov 22, 2024.
- Expected to deliver over $1 billion in run-rate synergies within 12 months.
- HSR Act waiting period expired Nov 20, 2024 after Second Request compliance.
- ConocoPhillips guarantees $1B in Marathon Oil municipal bonds; to assume obligations by July 2026.
- Pro forma combined balance sheet shows $122.9B total assets as of Sept 30, 2024.

## SEC filing metadata
- accession: 0001104659-24-122112
- form_type: 8-K
- ticker: COP
- cik: 0001163165
- company_name: CONOCOPHILLIPS
- filed_at: 2024-11-22T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 2.01, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1163165/000110465924122112/0001104659-24-122112-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1163165/000110465924122112/tm2428935d2_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-122112
- JSON: https://secwatch.observer/filing/0001104659-24-122112.json
- Plain text: https://secwatch.observer/filing/0001104659-24-122112.txt

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