Comtech Telecommunications Corp. (CMTL) vs Koss Corporation (KOSS)
A side-by-side comparison of Comtech Telecommunications Corp. and Koss 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.
CMTL
Comtech Telecommunications Corp.
$1.25TechnologyDelayed quote: Oct 6, 2026, 4:00 PM EDT
KOSS
Koss Corporation
$3.84TechnologyDelayed quote: Oct 6, 2026, 4:00 PM EDT
Total return — CMTL vs KOSS
growth of $100 · dividends reinvested · last 10yCMTL -86.4% (-18.1%/yr)KOSS +71.1% (+5.5%/yr)KOSS compounded faster over this window
Log scale — wide-divergence pair
CMTL KOSS
CMTL vs KOSS: by the numbers
- •CMTL is the larger company ($37M vs $36M market cap).
- •Both run net losses; KOSS's is the smaller (-3.01% vs -5.52% net margin).
- •Both shrank revenue over the past five years; CMTL's decline was smaller (-4.96% vs -7.80% CAGR).
Metrics side by side
Valuation
| Metric | CMTL | KOSS |
|---|---|---|
| P/S ratio | 0.08 | 2.79 |
| P/B ratio | 0.71 | 1.21 |
| EV / EBITDA | 7.90 | N/A |
| FCF yield | 40.98% | 0.34% |
Profitability
| Metric | CMTL | KOSS |
|---|---|---|
| Gross margin | 31.36% | 41.87% |
| Operating margin | -27.85% | -11.62% |
| Net margin | -5.52% | -3.01% |
| ROE | -9.52% | -1.30% |
| ROIC | 0.14% | -4.31% |
Growth (annualized)
| Metric | CMTL | KOSS |
|---|---|---|
| Revenue CAGR (5Y) | -4.96% | -7.80% |
| Total return CAGR (5Y) | -43.49% | -24.63% |
Frequently asked
- Which has grown faster, CMTL or KOSS?
- Neither grew: over the past five years both shrank revenue, with CMTL's decline the smaller — CMTL at a -4.96% CAGR versus KOSS at -7.80%.
- How have CMTL and KOSS total returns compared?
- Over the past 10 years, CMTL delivered -19.37% and KOSS delivered 6.39% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Comtech Telecommunications ROEKoss ROEComtech Telecommunications operating marginKoss operating marginComtech Telecommunications revenue growthKoss revenue growthComtech Telecommunications free cash flowKoss free cash flow
Comtech Telecommunications & Koss 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.