Harmonic Inc. (HLIT) vs Quantum Corporation (QMCO)
A side-by-side comparison of Harmonic Inc. and Quantum Corporation 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.
HLIT
Harmonic Inc.
$11.23TechnologyDelayed quote: Oct 6, 2026, 2:00 PM EDT
QMCO
Quantum Corporation
$34.41TechnologyDelayed quote: Oct 6, 2026, 1:55 PM EDT
Total return — HLIT vs QMCO
growth of $100 · dividends reinvested · last 10yHLIT +110.9% (+7.7%/yr)QMCO -72.0% (-12.0%/yr)HLIT compounded faster over this window
Log scale — wide-divergence pair
HLIT QMCO
HLIT vs QMCO: by the numbers
- •QMCO is the larger company ($1.35B vs $1.22B market cap).
- •Both run net losses; HLIT's is the smaller (-9.51% vs -80.76% net margin).
- •Both shrank revenue over the past five years; HLIT's decline was smaller (-0.99% vs -4.12% CAGR).
Metrics side by side
Valuation
| Metric | HLIT | QMCO |
|---|---|---|
| Forward P/E | 15.75 | 74.00 |
| P/S ratio | 2.46 | 4.58 |
| P/B ratio | 3.38 | N/A |
| EV / EBITDA | 16.10 | 974.18 |
| FCF yield | 4.42% | N/A |
Profitability
| Metric | HLIT | QMCO |
|---|---|---|
| Gross margin | 50.71% | 37.84% |
| Operating margin | 11.85% | -1.48% |
| Net margin | -9.51% | -80.76% |
| ROE | -13.08% | N/A |
| ROIC | 6.89% | -13.70% |
Growth (annualized)
| Metric | HLIT | QMCO |
|---|---|---|
| Revenue CAGR (5Y) | -0.99% | -4.12% |
| FCF CAGR (5Y) | 69.35% | N/A |
| Total return CAGR (5Y) | 5.20% | -20.67% |
Frequently asked
- Which has grown faster, HLIT or QMCO?
- Neither grew: over the past five years both shrank revenue, with HLIT's decline the smaller — HLIT at a -0.99% CAGR versus QMCO at -4.12%.
- How have HLIT and QMCO total returns compared?
- Over the past 10 years, HLIT delivered 6.59% and QMCO delivered -11.34% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Harmonic ROEQuantum ROEHarmonic operating marginQuantum operating marginHarmonic revenue growthQuantum revenue growthHarmonic free cash flowQuantum free cash flow
Harmonic & Quantum 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.