Ampco-Pittsburgh (AP) vs Mayville Engineering (MEC)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
Ampco-Pittsburgh (AP) has outperformed Mayville Engineering (MEC) over the past year, gaining 308.0% versus a gain of 18.1%. Over five years, AP leads with a +96.6% price change compared with -18.7% for MEC. Mayville Engineering is the larger company by market cap ($393.0 million vs $190.5 million), about 2.1 times the size.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | AP | MEC |
|---|---|---|
| Share price | $9.22 | $15.41 |
| Market cap | $190.47M | $392.96M |
| 1-day change | -2.12% | -6.38% |
| YTD return | +72.98% | -17.68% |
| 1-year return | +307.96% | +18.08% |
| 5-year return | +96.59% | -18.72% |
| Forward P/E | — | 15.16 |
| EPS (TTM) | $-2.94 | $-0.83 |
| Dividend yield | 0.00% | 0.00% |
| Annual dividend | $0.00 | $0.00 |
| 52-week high | $12.81 | $38.76 |
| 52-week low | $1.75 | $12.25 |
| Distance from 52-week high | -28.02% | -60.24% |
| Analyst consensus | — | strong_buy |
| Avg. price target upside | — | +138.81% |
| Average volume | 109.25K | 576.73K |
| Shares outstanding | 20.66M | 25.50M |
| Employees | 1,432 | 2,400 |
| Sector | Industrials | Industrials |
| Industry | Fluid Controls | Industrial Specialties |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- Mayville Engineering is about 2.1 times larger than Ampco-Pittsburgh by market value ($392.96M vs $190.47M).
- AP has outperformed MEC by 289.9 percentage points over the past year.
About Ampco-Pittsburgh
AP stock →Ampco-Pittsburgh Corporation, together with its subsidiaries, engages in manufacture and sale of specialty metal products and customized equipment to commercial and industrial users worldwide. The company operates through two segments: Forged and Cast Engineered Products (FCEP); and Air and Liquid Processing (ALP).
Industrials · Fluid Controls · 1,432 employees
About Mayville Engineering
MEC stock →Mayville Engineering Company, Inc., together with its subsidiaries, engages in the production, design, prototyping and tooling, fabrication, aluminum extrusion, coating, and assembling of aftermarket components in the United States. It supplies engineered components to original equipment manufacturers.
Industrials · Industrial Specialties · 2,400 employees
AP vs MEC FAQ
Which is bigger, Ampco-Pittsburgh or Mayville Engineering?
Mayville Engineering (MEC) is larger, with a market capitalization of $392.96M compared with $190.47M for Ampco-Pittsburgh (AP).
Which stock has performed better over the past year, AP or MEC?
AP returned +307.96% over the past 12 months, compared with +18.08% for MEC (price return, excluding dividends). Past performance does not predict future results.
Are Ampco-Pittsburgh and Mayville Engineering in the same industry?
Both are in the Industrials sector, but in different industries: Fluid Controls for Ampco-Pittsburgh and Industrial Specialties for Mayville Engineering.