---
schema_version: "secwatch.filing_event.v1"
accession: "0001510295-22-000037"
form_type: "8-K"
ticker: "MPC"
cik: "0001510295"
company_name: "Marathon Petroleum Corp"
filed_at: "2022-05-03T23:59:59+00:00"
generated_at: "2026-06-26T01:25:56.302306+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Marathon Petroleum Q1 net income $845M ($1.49/sh) vs loss; JV with Neste, $8B buyback

## Summary
- Net income $845M ($1.49 diluted EPS) vs net loss $242M in Q1 2021.
- Adjusted EBITDA $2.6B vs $1.6B; Refining & Marketing segment $1.4B vs $23M.
- Repurchased ~$2.5B in Q1; $8B of $10B buyback program completed as of April 30.
- Forming 50/50 JV with Neste at Martinez renewable fuels; Neste to contribute $1B; target 730M gal/yr by end 2023.
- Announced 15% Scope 3 GHG reduction target by 2030 vs 2019 base; MPLX issued $1.5B senior notes.

## SEC filing metadata
- accession: 0001510295-22-000037
- form_type: 8-K
- ticker: MPC
- cik: 0001510295
- company_name: Marathon Petroleum Corp
- filed_at: 2022-05-03T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1510295/000151029522000037/0001510295-22-000037-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1510295/000151029522000037/mpc-20220503.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001510295-22-000037
- JSON: https://secwatch.observer/filing/0001510295-22-000037.json
- Plain text: https://secwatch.observer/filing/0001510295-22-000037.txt

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