---
schema_version: "secwatch.filing_event.v1"
accession: "0001510295-22-000006"
form_type: "8-K"
ticker: "MPC"
cik: "0001510295"
company_name: "Marathon Petroleum Corp"
filed_at: "2022-02-02T23:59:59+00:00"
generated_at: "2026-06-27T12:18:21.053319+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# MPC reports Q4 net income $774M, adjusted EPS $1.30; boosts buyback by $5B

## Summary
- Q4 2021 net income $774M ($1.27 diluted EPS) vs $285M ($0.44) in Q4 2020; adjusted net income $794M ($1.30).
- Repurchased ~$3B shares from Oct 31 to Jan 31; completed 55% of $10B program; board approved incremental $5B authorization.
- 2022 MPC capex $1.7B; ~50% of growth capital for Martinez renewable diesel conversion (total project cost $1.2B).
- R&M segment income $881M vs loss of $1.6B YoY; throughput 2.9M bpd at 94% utilization.
- Q1 2022 outlook: total throughput ~2,885 mbpd; refining operating costs $5.10/bbl; turnaround costs $155M.

## SEC filing metadata
- accession: 0001510295-22-000006
- form_type: 8-K
- ticker: MPC
- cik: 0001510295
- company_name: Marathon Petroleum Corp
- filed_at: 2022-02-02T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1510295/000151029522000006/0001510295-22-000006-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1510295/000151029522000006/mpc-20220202.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001510295-22-000006
- JSON: https://secwatch.observer/filing/0001510295-22-000006.json
- Plain text: https://secwatch.observer/filing/0001510295-22-000006.txt

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