AOS vs FAST: Which Stock Is the Better Buy?
A. O. Smith Corporation and Fastenal Company side by side — fundamentals from SEC filings, refreshed nightly. Sector: Industrials.
AI verdict — AOS vs FAST, 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.
| A. O. Smith Corporation (AOS) | Fastenal Company (FAST) | |
|---|---|---|
| Market cap | $8.2B | $54.7B |
| Revenue (latest FY) | $3.83B | $8.20B |
| Net income (latest FY) | $546.20M | $1.26B |
| Revenue growth (5y CAGR) | 5.8% | 7.7% |
| Net margin | 14.3% | 15.3% |
| Return on equity | 29.4% | 31.9% |
| P/E ratio | 16.7 | 40.8 |
| Dividend yield | 2.4% | 2.0% |
| Profitable years (of last 10) | 10 | 10 |
| Positive free cash flow | Yes | Yes |
Verify the comparison
Use the filing period and source shown by each tool before treating two figures as comparable.
See the full AOS vs FAST 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 AOS's full financials → Open FAST's full financials →More comparisons
Frequently asked questions
Which is bigger, AOS or FAST?
Fastenal Company is larger by market capitalization — $54.7B versus $8.2B.
Which grows faster, AOS or FAST?
Over the last five fiscal years, Fastenal Company grew revenue faster — 7.7%/yr versus 5.8%/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.