Applied Optoelectronics, Inc. (AAOI) vs FormFactor, Inc. (FORM)
A side-by-side comparison of Applied Optoelectronics, Inc. and FormFactor, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 13, 2026. Differences are shown without an overall score or investment verdict.
AAOI
Applied Optoelectronics, Inc.
$130.08TechnologyDelayed quote: Aug 13, 2026, 4:00 PM EDT
FORM
FormFactor, Inc.
$131.67TechnologyDelayed quote: Aug 13, 2026, 4:00 PM EDT
Total return — AAOI vs FORM
growth of $100 · dividends reinvested · last 10yAAOI +919.0% (+26.1%/yr)FORM +1108.0% (+28.3%/yr)FORM compounded faster over this window
AAOI FORM
AAOI vs FORM: by the numbers
- •AAOI is the larger company ($10.44B vs $10.26B market cap).
- •FORM is profitable (12.80% net margin) while AAOI runs a net loss (-9.57%).
- •AAOI grew revenue faster over the past five years (20.68% vs 3.77% CAGR).
Metrics side by side
Valuation
| Metric | AAOI | FORM |
|---|---|---|
| P/E ratio | N/A | 88.81 |
| Forward P/E | 133.63 | 42.24 |
| P/S ratio | 18.90 | 11.35 |
| P/B ratio | 6.75 | 9.22 |
| EV / EBITDA | N/A | 52.55 |
| FCF yield | N/A | 1.33% |
Profitability
| Metric | AAOI | FORM |
|---|---|---|
| Gross margin | 28.92% | 45.64% |
| Operating margin | -11.31% | 8.18% |
| Net margin | -9.57% | 12.80% |
| ROE | -3.42% | 10.39% |
| ROIC | -4.71% | 4.67% |
Growth (annualized)
| Metric | AAOI | FORM |
|---|---|---|
| Revenue CAGR (5Y) | 20.68% | 3.77% |
| EPS CAGR (5Y) | N/A | -7.27% |
| FCF CAGR (5Y) | N/A | -36.53% |
| Total return CAGR (5Y) | 81.57% | 29.62% |
Frequently asked
- Which has grown faster, AAOI or FORM?
- Over the past five years, AAOI grew revenue faster — AAOI at a 20.68% CAGR versus FORM at 3.77%.
- Is AAOI or FORM more profitable?
- FORM runs the higher net margin — AAOI at -9.57% versus FORM at 12.80%.
- How have AAOI and FORM total returns compared?
- Over the past 10 years, AAOI delivered 25.71% and FORM delivered 28.87% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
FormFactor P/E ratioApplied Optoelectronics ROEFormFactor ROEApplied Optoelectronics operating marginFormFactor operating marginApplied Optoelectronics revenue growthFormFactor revenue growthApplied Optoelectronics free cash flowFormFactor free cash flow
Applied Optoelectronics & FormFactor 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 13, 2026.