The Moat Index
Compare moats, side by side.
Two to four companies, scored on the same four filters from their SEC filings — so the comparison is apples to apples. The method is fully public.
TDS · Communications · Shallow moat
Doesn't clear the bar
| Measure | CALX | CXDO | AMCX | TDS |
|---|---|---|---|---|
| Moat Score (0–100) | 49 | 51 (highest) | 51 (highest) | 48 |
| Pricing power | 72 | 81 | 86 | 100 (highest) |
| Returns on capital | 7 | 7 | 55 (highest) | 0 |
| Balance-sheet safety | 100 (highest) | 100 (highest) | 0 | 51 |
| Capital discipline | 24 | 24 | 40 (highest) | 37 |
| Margin of safety | 706% above value | 994% above value | 65% below value (highest margin of safety) | No price data |
| Market cap | $2.6B | $237.5M | $593.6M | $3.9B |
| Moat tier | Shallow moat | Shallow moat | Shallow moat | Shallow moat |
| Filings as of | FY2025 | FY2025 | FY2025 | FY2025 |