AmpliTech Group, Inc. (AMPG) vs Interlink Electronics, Inc. (LINK)
A side-by-side comparison of AmpliTech Group, Inc. and Interlink Electronics, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.
AMPG
AmpliTech Group, Inc.
$3.01TechnologyDelayed quote: Oct 6, 2026, 12:29 PM EDT
LINK
Interlink Electronics, Inc.
$5.93TechnologyDelayed quote: Oct 6, 2026, 12:30 PM EDT
Total return — AMPG vs LINK
growth of $100 · dividends reinvested · last 6yAMPG -66.3% (-16.6%/yr)LINK +48.0% (+6.8%/yr)LINK compounded faster over this window
AMPG LINK
AMPG vs LINK: by the numbers
- •LINK is the larger company ($93M vs $76M market cap).
- •Both run net losses; LINK's is the smaller (-7.90% vs -33.37% net margin).
- •AMPG grew revenue faster over the past five years (46.64% vs 12.17% CAGR).
Metrics side by side
Valuation
| Metric | AMPG | LINK |
|---|---|---|
| P/S ratio | 3.17 | 7.37 |
| P/B ratio | 1.63 | 10.34 |
Profitability
| Metric | AMPG | LINK |
|---|---|---|
| Gross margin | 20.43% | 37.09% |
| Operating margin | -34.68% | -9.88% |
| Net margin | -33.37% | -7.90% |
| ROE | -17.12% | -11.08% |
| ROIC | -16.58% | -12.11% |
Growth (annualized)
| Metric | AMPG | LINK |
|---|---|---|
| Revenue CAGR (5Y) | 46.64% | 12.17% |
| Total return CAGR (5Y) | -2.95% | 8.38% |
Frequently asked
- Which has grown faster, AMPG or LINK?
- Over the past five years, AMPG grew revenue faster — AMPG at a 46.64% CAGR versus LINK at 12.17%.
- How have AMPG and LINK total returns compared?
- Over the past 5 years, AMPG delivered -2.95% and LINK delivered 8.38% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
AmpliTech ROEInterlink Electronics ROEAmpliTech operating marginInterlink Electronics operating marginAmpliTech revenue growthInterlink Electronics revenue growthAmpliTech free cash flowInterlink Electronics free cash flow
AmpliTech & Interlink Electronics 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 October 6, 2026.