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KMI vs WMB: Which Stock Is the Better Buy?
Kinder Morgan, Inc. and The Williams Companies, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Energy.
AI verdict — KMI vs WMB, read from the filings
The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.
| Kinder Morgan, Inc. (KMI) | The Williams Companies, Inc. (WMB) | |
|---|---|---|
| Market cap | $71.3B | $89.5B |
| Revenue (latest FY) | $16.94B | $11.95B |
| Net income (latest FY) | $3.06B | $2.62B |
| Revenue growth (5y CAGR) | 7.7% | 9.1% |
| Net margin | 18.0% | 21.9% |
| Return on equity | 9.8% | 20.4% |
| P/E ratio | 21.5 | 32.1 |
| Dividend yield | 3.7% | 2.9% |
| Profitable years (of last 10) | 10 | 8 |
| Positive free cash flow | Yes | Yes |
See the full KMI vs WMB breakdown
Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.
Open KMI's full financials → Open WMB's full financials →Frequently asked questions
Which is bigger, KMI or WMB?
The Williams Companies, Inc. is larger by market capitalization — $89.5B versus $71.3B.
Which grows faster, KMI or WMB?
Over the last five fiscal years, The Williams Companies, Inc. grew revenue faster — 9.1%/yr versus 7.7%/yr, computed from SEC-filed statements.
Where does this data come from?
All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.