Filing Flows › Comparisons › NTCT vs RBBN
Netscout Systems vs Ribbon Communications: NTCT and RBBN compared
Netscout Systems is the larger company: $222M of revenue in its latest quarter (Q2 FY27) against $219M for Ribbon Communications (Q3 2026). Ribbon Communications is growing faster (+2% against +1% a year earlier). Netscout Systems is more profitable, with an operating margin of 16.9% against 2.6%.
Where the money goes: NTCT and RBBN
Netscout Systems (NTCT) · Q2 FY27
Netscout Systems, Q2 FY27: revenue $222M (+1% year over year), operating margin 16.9%, net earnings $34.4M, operating cash flow −$15.1M. The chart follows the revenue to costs, profit and cash.
Ribbon Communications (RBBN) · Q3 2026
Ribbon Communications, Q3 2026: revenue $219M (+2% year over year), operating margin 2.6%, net loss $9.1M, operating cash flow −$14.4M. The chart follows the revenue to costs, profit and cash.
| Netscout Systems (NTCT) | Ribbon Communications (RBBN) | |
|---|---|---|
| Latest quarter | Q2 FY27 | Q3 2026 |
| Revenue | $222M | $219M |
| Revenue growth, Y/Y | +1% | +2% |
| Gross margin | 79.5% | — |
| Operating margin | 16.9% | 2.6% |
| Net earnings | $34.4M | −$9.1M |
| Net margin | 15.5% | -4.2% |
| Operating cash flow | −$15.1M | −$14.4M |
| Market value | $3.0B | — |
| P/E | 25.1× | — |
| Analysts’ mean target | $46.50 | — |
Where the revenue comes from
Netscout Systems
- Service: $132M (60%)
- Product: $89.9M (40%)
Ribbon Communications
- Product: $121M (55%)
- Service: $97.4M (45%)
Questions
Which is bigger, Netscout Systems or Ribbon Communications?
Netscout Systems is the larger company: $222M of revenue in its latest quarter (Q2 FY27) against $219M for Ribbon Communications (Q3 2026).
Is Netscout Systems or Ribbon Communications growing faster?
Ribbon Communications is growing faster (+2% against +1% a year earlier).
Which is more profitable, Netscout Systems or Ribbon Communications?
Netscout Systems is more profitable, with an operating margin of 16.9% against 2.6%.
More: Netscout Systems earnings · how Netscout Systems makes money · Ribbon Communications earnings · how Ribbon Communications makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Nov 5, 2026; 10-Q filed Oct 28, 2026). Fiscal quarters can end on different dates. Not investment advice.