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Side-by-side financial comparison of Moody's Corporation (MCO) and MPLX LP (MPLX). Click either name above to swap in a different company.
MPLX LP is the larger business by last-quarter revenue ($2.5B vs $2.1B, roughly 1.2× Moody's Corporation). MPLX LP runs the higher net margin — 49.1% vs 31.8%, a 17.3% gap on every dollar of revenue. On growth, Moody's Corporation posted the faster year-over-year revenue change (8.1% vs 1.4%). Moody's Corporation produced more free cash flow last quarter ($844.0M vs $782.0M). Over the past eight quarters, Moody's Corporation's revenue compounded faster (7.0% CAGR vs 6.2%).
Moody's Ratings is the credit ratings division of Moody's Corporation. It was known as Moody's Investors Service until March 2024, when the unit was rebranded as Moody's Ratings. Moody's Ratings provides international financial research on bonds issued by commercial and government entities. Along with Standard & Poor's and Fitch Group, Moody's is one of the Big Three credit rating agencies.
MarkWest Energy Partners, L.P., a subsidiary of MPLX LP, is a natural gas gathering, processing and transportation company master limited partnership of the United States. In 1988, the company was founded in Denver, Colorado and grew to be Colorado's 13th largest company. In 2015 it was acquired by MPLX, itself a subsidiary of Marathon Petroleum.
MCO vs MPLX — Head-to-Head
Income Statement — Q1 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $2.1B | $2.5B |
| Net Profit | $661.0M | $1.2B |
| Gross Margin | — | — |
| Operating Margin | 44.3% | 60.5% |
| Net Margin | 31.8% | 49.1% |
| Revenue YoY | 8.1% | 1.4% |
| Net Profit YoY | 5.8% | 8.5% |
| EPS (diluted) | $3.73 | — |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q1 26 | $2.1B | — | ||
| Q4 25 | $1.9B | $2.5B | ||
| Q3 25 | $2.0B | $2.5B | ||
| Q2 25 | $1.9B | $2.4B | ||
| Q1 25 | $1.9B | $2.5B | ||
| Q4 24 | $1.7B | $2.4B | ||
| Q3 24 | $1.8B | $2.3B | ||
| Q2 24 | $1.8B | $2.3B |
| Q1 26 | $661.0M | — | ||
| Q4 25 | $610.0M | $1.2B | ||
| Q3 25 | $646.0M | $1.6B | ||
| Q2 25 | $578.0M | $1.1B | ||
| Q1 25 | $625.0M | $1.1B | ||
| Q4 24 | $395.0M | $1.1B | ||
| Q3 24 | $534.0M | $1.0B | ||
| Q2 24 | $552.0M | $1.2B |
| Q1 26 | — | — | ||
| Q4 25 | 73.5% | — | ||
| Q3 25 | 75.5% | — | ||
| Q2 25 | 74.2% | — | ||
| Q1 25 | 74.5% | — | ||
| Q4 24 | 70.3% | — | ||
| Q3 24 | 71.8% | — | ||
| Q2 24 | 74.2% | — |
| Q1 26 | 44.3% | — | ||
| Q4 25 | 40.8% | 60.5% | ||
| Q3 25 | 45.7% | 73.2% | ||
| Q2 25 | 43.1% | 54.9% | ||
| Q1 25 | 44.0% | 55.5% | ||
| Q4 24 | 33.6% | 55.6% | ||
| Q3 24 | 40.7% | 54.4% | ||
| Q2 24 | 42.7% | 62.9% |
| Q1 26 | 31.8% | — | ||
| Q4 25 | 32.3% | 49.1% | ||
| Q3 25 | 32.2% | 63.2% | ||
| Q2 25 | 30.5% | 44.9% | ||
| Q1 25 | 32.5% | 46.2% | ||
| Q4 24 | 23.6% | 45.9% | ||
| Q3 24 | 29.5% | 44.6% | ||
| Q2 24 | 30.4% | 52.6% |
| Q1 26 | $3.73 | — | ||
| Q4 25 | $3.40 | — | ||
| Q3 25 | $3.60 | — | ||
| Q2 25 | $3.21 | — | ||
| Q1 25 | $3.46 | — | ||
| Q4 24 | $2.16 | — | ||
| Q3 24 | $2.93 | — | ||
| Q2 24 | $3.02 | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.5B | $2.1B |
| Total DebtLower is stronger | $7.0B | $24.2B |
| Stockholders' EquityBook value | $3.1B | — |
| Total Assets | $14.7B | $43.0B |
| Debt / EquityLower = less leverage | 2.22× | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $1.5B | — | ||
| Q4 25 | $2.4B | $2.1B | ||
| Q3 25 | $2.3B | $1.8B | ||
| Q2 25 | $2.3B | $1.4B | ||
| Q1 25 | $2.2B | $2.5B | ||
| Q4 24 | $3.0B | $1.5B | ||
| Q3 24 | $3.2B | $2.4B | ||
| Q2 24 | $2.7B | $2.5B |
| Q1 26 | $7.0B | — | ||
| Q4 25 | $7.0B | $24.2B | ||
| Q3 25 | $7.0B | $24.1B | ||
| Q2 25 | $7.0B | $19.7B | ||
| Q1 25 | $6.8B | $19.7B | ||
| Q4 24 | $7.4B | $19.3B | ||
| Q3 24 | $7.6B | $19.3B | ||
| Q2 24 | $6.9B | $19.2B |
| Q1 26 | $3.1B | — | ||
| Q4 25 | $4.1B | — | ||
| Q3 25 | $4.0B | — | ||
| Q2 25 | $3.9B | — | ||
| Q1 25 | $3.7B | — | ||
| Q4 24 | $3.6B | — | ||
| Q3 24 | $3.9B | — | ||
| Q2 24 | $3.8B | — |
| Q1 26 | $14.7B | — | ||
| Q4 25 | $15.8B | $43.0B | ||
| Q3 25 | $15.4B | $43.2B | ||
| Q2 25 | $15.5B | $37.8B | ||
| Q1 25 | $15.1B | $39.0B | ||
| Q4 24 | $15.5B | $37.5B | ||
| Q3 24 | $15.8B | $38.5B | ||
| Q2 24 | $15.0B | $38.4B |
| Q1 26 | 2.22× | — | ||
| Q4 25 | 1.73× | — | ||
| Q3 25 | 1.76× | — | ||
| Q2 25 | 1.76× | — | ||
| Q1 25 | 1.84× | — | ||
| Q4 24 | 2.08× | — | ||
| Q3 24 | 1.94× | — | ||
| Q2 24 | 1.84× | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $939.0M | $1.5B |
| Free Cash FlowOCF − Capex | $844.0M | $782.0M |
| FCF MarginFCF / Revenue | 40.6% | 31.9% |
| Capex IntensityCapex / Revenue | — | 29.1% |
| Cash ConversionOCF / Net Profit | 1.42× | 1.24× |
| TTM Free Cash FlowTrailing 4 quarters | $2.7B | $4.1B |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $939.0M | — | ||
| Q4 25 | $858.0M | $1.5B | ||
| Q3 25 | $743.0M | $1.4B | ||
| Q2 25 | $543.0M | $1.7B | ||
| Q1 25 | $757.0M | $1.2B | ||
| Q4 24 | $674.0M | $1.7B | ||
| Q3 24 | $703.0M | $1.4B | ||
| Q2 24 | $686.0M | $1.6B |
| Q1 26 | $844.0M | — | ||
| Q4 25 | $777.0M | $782.0M | ||
| Q3 25 | $658.0M | $905.0M | ||
| Q2 25 | $468.0M | $1.4B | ||
| Q1 25 | $672.0M | $979.0M | ||
| Q4 24 | $600.0M | $1.4B | ||
| Q3 24 | $631.0M | $1.1B | ||
| Q2 24 | $593.0M | $1.4B |
| Q1 26 | 40.6% | — | ||
| Q4 25 | 41.1% | 31.9% | ||
| Q3 25 | 32.8% | 36.8% | ||
| Q2 25 | 24.7% | 60.9% | ||
| Q1 25 | 34.9% | 39.8% | ||
| Q4 24 | 35.9% | 56.6% | ||
| Q3 24 | 34.8% | 48.4% | ||
| Q2 24 | 32.6% | 60.0% |
| Q1 26 | — | — | ||
| Q4 25 | 4.3% | 29.1% | ||
| Q3 25 | 4.2% | 21.4% | ||
| Q2 25 | 4.0% | 12.8% | ||
| Q1 25 | 4.4% | 10.9% | ||
| Q4 24 | 4.4% | 12.7% | ||
| Q3 24 | 4.0% | 11.9% | ||
| Q2 24 | 5.1% | 9.4% |
| Q1 26 | 1.42× | — | ||
| Q4 25 | 1.41× | 1.24× | ||
| Q3 25 | 1.15× | 0.92× | ||
| Q2 25 | 0.94× | 1.64× | ||
| Q1 25 | 1.21× | 1.10× | ||
| Q4 24 | 1.71× | 1.51× | ||
| Q3 24 | 1.32× | 1.35× | ||
| Q2 24 | 1.24× | 1.32× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
MCO
| external | $926.0M | 45% |
| MIS Transaction | $790.0M | 38% |
| MIS Recurring | $363.0M | 17% |
MPLX
| Services | $746.0M | 30% |
| Other | $675.0M | 28% |
| Products | $492.0M | 20% |
| Nonrelated Party | $186.0M | 8% |
| Related Party | $151.0M | 6% |
| Crude Oil And Products Logistics | $104.0M | 4% |
| Service Other | $56.0M | 2% |
| Natural Gas And NGL Services | $41.0M | 2% |
