DORM vs MPAA
DORM: Dorman Products is a leading supplier of OEM-quality replacement and upgrade parts for the motor vehicle aftermarket, serving light-duty, heavy-duty, and specialty vehicle markets across North America. MPAA: A leading North American supplier of automotive aftermarket replacement parts and diagnostic test equipment serving the $130B+ light-duty and $40B+ heavy-duty replacement markets.
Side-by-side fundamentals
| Metric | DORM | MPAA | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $134.90 | $13.88 | |
| Market cap as of 2026-07-23 | $4.1B | $269M | |
| P/E as of 2026-07-23 | 21.59 | 21.74 | DORM lower |
| PEG as of 2026-07-23 | 4.80 | n/a | |
| Net margin as of 2026-07-23 | +8.8% | +1.6% | DORM higher |
| Gross margin as of 2026-07-23 | +40.9% | +20.5% | DORM higher |
| Operating margin as of 2026-07-23 | +12.9% | +8.3% | DORM higher |
| ROE as of 2026-07-23 | +13.1% | +4.8% | DORM higher |
| ROA as of 2026-07-23 | +7.6% | +1.3% | DORM higher |
| Debt / equity as of 2026-07-23 | 0.31 | 0.50 | DORM lower |
| Revenue growth (YoY) as of 2026-07-23 | +5.0% | +4.3% | DORM higher |
| Revenue CAGR (3y) SEC XBRL | +7.1% | +5.0% | DORM higher |
| Dividend streak (yrs) SEC XBRL | 1 | n/a | |
| Beta as of 2026-07-23 | 1.01 | 1.17 | |
| 1-year return as of 2026-07-22 close | +13.2% | +18.0% | MPAA higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.