Stock comparison
AAR
Fastenal
Scored across Buffett, Graham, Lynch and Greenblatt - plus a side-by-side metric table covering valuation, quality, growth and balance sheet.
AIR
AAR
Market cap
$4.31B
Sector
Industrials
FAST
Fastenal
Market cap
$50.44B
Sector
Industrials
Overall winner
Fastenal FAST
Wins on the combined sum of fit scores across all four strategies. Per-strategy breakdown below.
Fit scores by strategy
| Strategy | AIR | FAST | Winner |
|---|---|---|---|
| Warren Buffett | 33F | 76B | FAST |
| Benjamin Graham | 69B | 90A | FAST |
| Philip Fisher | 19F | 64C | FAST |
| Peter Lynch | 22F | 67B | FAST |
| Joel Greenblatt | 47D | 75C | FAST |
| Charlie Munger | 24F | 77B | FAST |
| Terry Smith | 18F | 73B | FAST |
Side-by-side metrics
| Metric | AIR | FAST |
|---|---|---|
| Market cap | $4.31B | $50.44B |
| P/E (TTM) | 26.0x | 38.4x |
| EV/EBIT | 30.0x | 30.2x |
| ROIC (TTM) | 7.32% | 28.76% |
| Gross margin | 19.0% | 44.89% |
| Net margin | 5.46% | 15.39% |
| Revenue CAGR 5y | 13.9% | 8.07% |
| EPS CAGR 5y | -23.28% | 8.29% |
| Debt / Equity | 0.6x | 0.1x |
| Dividend yield | 0.0% | 2.12% |
Where each one wins
The metrics with the biggest gap between the two - sorted so the most decisive edges read first.
AIR leads on
- Revenue CAGR 5y13.9%vs 8.07%+42%
- P/E (TTM)26.0xvs 38.4x+32%
FAST leads on
- EPS CAGR 5y8.29%vs -23.28%+136%
- Dividend yield2.12%vs 0.0%+100%
- Market cap$50.44Bvs $4.31B+91%
- Debt / Equity0.1xvs 0.6x+81%
Related on invest-like
Key terms in this analysis
Educational tool. Fit scores are deterministic projections from public financials onto each investor's published criteria - not personal recommendations or advice.