Ampco-Pittsburgh Corp. (AP) vs Power Solutions International, Inc. (PSIX)
A side-by-side comparison of Ampco-Pittsburgh Corp. and Power Solutions International, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 12, 2026. Differences are shown without an overall score or investment verdict.
AP
Ampco-Pittsburgh Corp.
$9.80IndustrialsDelayed quote: Aug 11, 2026, 4:00 PM EDT
PSIX
Power Solutions International, Inc.
$42.15IndustrialsDelayed quote: Aug 11, 2026, 4:00 PM EDT
Total return — AP vs PSIX
growth of $100 · dividends reinvested · last 10yAP -15.6% (-1.7%/yr)PSIX +180.9% (+10.9%/yr)PSIX compounded faster over this window
AP PSIX
AP vs PSIX: by the numbers
- •PSIX is the larger company ($972M vs $199M market cap).
- •PSIX is profitable (10.03% net margin) while AP runs a net loss (-13.84%).
- •PSIX grew revenue faster over the past five years (9.42% vs 4.60% CAGR).
Metrics side by side
Valuation
| Metric | AP | PSIX |
|---|---|---|
| P/E ratio | N/A | 14.58 |
| Forward P/E | N/A | 18.07 |
| P/S ratio | 0.49 | 1.47 |
| P/B ratio | 6.75 | 4.89 |
| EV / EBITDA | 11.94 | 10.97 |
| FCF yield | N/A | 8.50% |
Profitability
| Metric | AP | PSIX |
|---|---|---|
| Gross margin | 15.15% | 23.73% |
| Operating margin | 2.08% | 13.00% |
| Net margin | -13.84% | 10.03% |
| ROE | -190.42% | 33.41% |
| ROIC | 1.59% | 30.51% |
Growth (annualized)
| Metric | AP | PSIX |
|---|---|---|
| Revenue CAGR (5Y) | 4.60% | 9.42% |
| EPS CAGR (5Y) | N/A | 53.38% |
| FCF CAGR (5Y) | N/A | 31.07% |
| Total return CAGR (5Y) | 12.13% | 53.62% |
Frequently asked
- Which has grown faster, AP or PSIX?
- Over the past five years, PSIX grew revenue faster — AP at a 4.60% CAGR versus PSIX at 9.42%.
- Is AP or PSIX more profitable?
- PSIX runs the higher net margin — AP at -13.84% versus PSIX at 10.03%.
- How have AP and PSIX total returns compared?
- Over the past 10 years, AP delivered -2.04% and PSIX delivered 11.45% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Power Solutions International P/E ratioAmpco-Pittsburgh ROEPower Solutions International ROEAmpco-Pittsburgh operating marginPower Solutions International operating marginAmpco-Pittsburgh revenue growthPower Solutions International revenue growthAmpco-Pittsburgh free cash flowPower Solutions International free cash flow
Ampco-Pittsburgh & Power Solutions International appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified August 12, 2026.