Marathon Oil Corporation
MROBusiness Overview
ticker: MRO step: 01 generated: 2026-05-13 source: quick-research note: Acquired by ConocoPhillips (COP) — all-stock deal completed November 2024. MRO no longer trades independently.
Marathon Oil Corporation (MRO) — Business Overview
Status Note
Acquired: ConocoPhillips completed the acquisition of Marathon Oil Corporation in November 2024 in an all-stock transaction valued at $22.5 billion (including $5.4B net debt). Each MRO share was converted into 0.2550 shares of ConocoPhillips (COP) common stock. MRO common stock is no longer listed or traded. Marathon Oil's assets are now part of ConocoPhillips' U.S. unconventional portfolio.
Business Description (Historical — Pre-Acquisition)
Marathon Oil was an independent oil and gas exploration and production company focused exclusively on U.S. onshore shale plays (post-2011 separation of Marathon Petroleum, the refining business). Operations were concentrated in four major resource plays: Eagle Ford (Texas), Bakken (North Dakota), Permian Basin (New Mexico/Texas), and STACK/SCOOP (Oklahoma), plus an integrated natural gas business in Equatorial Guinea. The company was known for capital discipline, a "return of capital" framework, and consistent free cash flow generation above breakeven.
Revenue Model (Historical)
Pure upstream E&P model — revenue from oil, gas, and NGL sales at commodity prices. Marathon was an early adopter of the "return of capital" framework (like Devon's variable dividend model), committing to return a fixed percentage of CFO to shareholders via buybacks and dividends each quarter, with a focus on buyback-heavy capital return.
Products & Services (Historical)
- Eagle Ford (Texas): Highest-margin U.S. oil production; ~40% of output
- Bakken (North Dakota): Significant oil and gas production
- Permian Basin: Growing presence adjacent to ConocoPhillips acreage
- STACK/SCOOP (Oklahoma): Multi-zone stacked-pay opportunity
- Equatorial Guinea: Long-life natural gas production; offshore West Africa
Acquisition Rationale
ConocoPhillips acquired Marathon for $22.5B to add >2 billion barrels of resource at <$30/bbl WTI cost of supply, complementary to COP's existing U.S. unconventional position. Expected synergies: >$1B run-rate within 12 months. The transaction expanded COP into the Eagle Ford basin at scale and added Bakken acreage adjacent to existing COP positions.
Key Facts
- Founded: 1887 (predecessor Marathon Oil Company)
- Headquarters: Houston, TX
- Employees: ~2,200 (at time of acquisition)
- Exchange: NYSE (now delisted — acquired by COP November 2024)
- Sector / Industry: Energy / Oil & Gas Exploration & Production
- Acquisition Price: $22.5B enterprise value (0.2550 COP shares per MRO share)
Financial Snapshot
ticker: MRO step: 04 generated: 2026-05-13 source: quick-research note: Acquired by ConocoPhillips (COP) November 2024 — historical financials only
Marathon Oil Corporation (MRO) — Financial Snapshot (Historical)
Income Statement Summary
| Metric | FY2022 | FY2023 | FY2024* | YoY |
|---|---|---|---|---|
| Revenue | $7.54B | $6.40B | Partial (acquired Nov 2024) | -15% |
| Gross Margin | ~35% | ~25% | N/A | |
| Operating Margin | ~30% | ~15% | N/A | |
| Net Income | $3.61B | ~$800M | N/A | |
| EPS (diluted) | $5.26 | ~$1.40 | $0.51 (Q3 only) |
MRO was acquired by ConocoPhillips in November 2024 — no full-year FY2024 standalone results exist. Q3 2024 adjusted EPS was $0.64. The 2022-to-2023 EPS collapse (from $5.26 to ~$1.40 adj.) reflects commodity price normalization from peak 2022 levels.
Cash Flow & Balance Sheet (FY2022 — Peak Year)
| Metric | FY2022 | FY2023 |
|---|---|---|
| Operating Cash Flow | $5.43B | $1.08B |
| Free Cash Flow | $3.98B | $681M |
| Capital Expenditures | ~$1.45B | ~$400M |
| Net Debt | ~$3.5B | ~$4.0B |
Key Ratios (approximate at time of acquisition, Nov 2024)
- Acquisition EV/EBITDA: ~5x | FCF Yield: ~8-10% at $70 WTI
- Return of Capital: MRO returned >$7B to shareholders from 2021-2024 via buybacks and dividends
Growth Profile
Marathon's financials were highly commodity-sensitive. FY2022 peak FCF of $3.98B — at $95+ WTI — drove aggressive buybacks that retired ~30% of shares outstanding. FY2023 saw a dramatic decline as WTI fell toward $70-75. Q3 2024 showed FCF recovery of $659M as the company maintained production discipline. ConocoPhillips acquired MRO at a price that implied <$30/bbl cost-of-supply for the resource base — a compelling asset quality metric.
Acquisition Economics
- Total enterprise value: $22.5B
- Net debt assumed: $5.4B
- Equity value: ~$17.1B (0.2550 COP shares per MRO at closing)
- Synergies: >$1B annual run-rate within 12 months
- Resource added to COP: >2 billion BOE at <$30/bbl WTI
Deeper Financial Analysis
The fundamental tier adds 9 additional research dimensions for $MRO.