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.
| Measure | RBBN | PD | ESP | INSG |
|---|---|---|---|---|
| Moat Score (0–100) | 39 (highest) | 39 (highest) | 39 (highest) | 38 |
| Pricing power | 81 | 100 (highest) | 11 | 36 |
| Returns on capital | 0 | 0 | 33 (highest) | 9 |
| Balance-sheet safety | 28 | 0 | 100 (highest) | 100 (highest) |
| Capital discipline | 44 (highest) | 44 (highest) | 28 | 24 |
| Margin of safety | No price data | No price data | 1454% above value | No price data |
| Market cap | $386.7M | $871.5M | $166.0M | $115.3M |
| Moat tier | No moat | No moat | No moat | No moat |
| Filings as of | FY2025 | FY2026 | FY2025 | FY2025 |