RBBN Ribbon Communications Inc.
Data as of close
Technology · Services-Computer Integrated Systems Design
Ribbon Communications Inc. (RBBN) is a technology company in the Services-Computer Integrated Systems Design industry, with a market capitalization of $282 million. Shares last traded at $1.57, 53.8% below their 52-week high. Over the past year the stock is down 53.2%. RBBN trades at a price-to-earnings ratio of 15.18, below the Services-Computer Integrated Systems Design median of 19.61. Net profit margin is 2.3%, in line with the peer median of 2.3%. Revenue grew 1.3% year over year.
* P/E (TTM) = market cap ÷ net income over the trailing twelve months where four consecutive quarters are reported, otherwise the latest fiscal year — the same basis as the peer table and the screener, so it can differ from price ÷ EPS.
Performance
Chart
Full chart →Daily candles · volume · SMA(20)/SMA(50) · Databento EQUS.MINI.
Technicals
Financials
Trailing twelve months where four consecutive quarters are reported, otherwise the latest fiscal year; revenue is the fiscal-year figure where quarterly revenue covers under half of it (typical for banks, insurers and REITs), and margins are taken on it; latest reported period ends 2026-09-30. Source: SEC EDGAR/XBRL.
Recent earnings
| Period | EPS (diluted) | Reported |
|---|---|---|
| Q3 2026 | -$0.05 | 2026-10-28 |
| Q2 2026 | -$0.15 | 2026-07-31 |
| Q1 2026 | -$0.20 | 2026-05-06 |
| Q4 2025 (derived) | $0.50 | 2026-02-26 |
| FY 2025 | $0.22 | 2026-02-26 |
| Q3 2025 | -$0.07 | 2025-10-23 |
Q4 marked "derived" = fiscal-year EPS minus Q1–Q3 (10-Ks report only the annual figure); EPS is not strictly additive, so it can differ by a cent or two from the issuer's own Q4.
Services-Computer Integrated Systems Design peers
RBBN vs 14 industry peers (Services-Computer Integrated Systems Design), by market cap. Data as of close
| IOT | Samsara Inc. | $24.1B | 265.79 | 13.03 | 4.9% | -1.86% |
| LDOS | Leidos | $16.4B | 11.57 | 0.93 | 8.0% | -6.64% |
| CACI | Caci International Inc /De/ | $15.1B | 27.89 | 1.55 | 5.5% | -0.18% |
| GDDY | GoDaddy | $13.8B | 14.31 | 2.66 | 18.6% | -2.71% |
| IONQ | IonQ | $11.6B | — | — | — | +7.27% |
| JKHY | Jack Henry & Associates | $11.3B | 22.51 | 4.45 | 19.8% | -1.21% |
| AUR | Aurora Innovation, Inc. | $8.6B | — | 1235.36 | — | -0.23% |
| SAIC | Science Applications International Corp | $6.4B | 16.71 | 0.86 | 5.1% | -0.90% |
| OTEX | Open Text Corp | $6.2B | 9.70 | 1.19 | 12.3% | -2.98% |
| PSN | Parsons Corp | $5.5B | 37.06 | 0.86 | 2.3% | -2.14% |
| WAY | Waystar Holding Corp. | $5.3B | 39.36 | 4.21 | 10.7% | +1.67% |
| AGYS | Agilysys Inc | $3.4B | 87.26 | 10.60 | 12.1% | +1.82% |
| KD | Kyndryl Holdings, Inc. | $2.8B | 15.21 | 0.19 | 1.2% | -4.79% |
| NTCT | Netscout Systems Inc | $2.8B | 22.78 | 3.12 | 13.7% | +0.78% |
Source: SEC EDGAR (fundamentals/EPS/dividends) · Databento EQUS.MINI (prices) · market cap & yield computed by tradmap. Informational only — not financial advice.