RBBN
Ribbon Communications Inc.
RBBN's fundamentals are weak: its operating margin went from 2.4% to −3.6% and revenue fell 7.8%, though it returned to profit. At 15x earnings, it's trading below its usual 16x. Analysts expect earnings to fall sharply.
RBBN Fundamentals
| Metric | Status |
|---|---|
| Stable | |
| Stable | |
| Under pressure | |
| Weak |
RBBN's revenue and profitability are currently stable, but its cash flow and balance sheet are under pressure.
RBBN PE Valuation
| Level | PE | Price | Vs current |
|---|---|---|---|
| Cheap | 9.9x | $0.99 | -32% |
| Current | 15x | $1.45 | — |
| Fair | 16x | $1.62 | +12% |
| Expensive | 22x | $2.22 | +53% |
| Forward | 28x | $1.45 | — |
Historical ranges are pointers, not guarantees.
RBBN's PE is in its cheap range at 15x. Analysts expect earnings to fall, which would put today's price at 28x next year's earnings, in its expensive range.
RBBN Forward outlook
| Metric | Outlook |
|---|---|
| Strongly deteriorating | |
| Strong decline | |
| Stable | |
| Weakening | |
| Limited | |
| Moderate |
Analysts expect RBBN's earnings and profitability to decline, with its revenue holding steady.
RBBN Earnings Per Share
| Quarter | TTM EPS | YoY |
|---|---|---|
| Forward | $0.05 | -47% |
| Q3 2026 | $0.10 | +$0.33 |
| Q2 2026 | $0.08 | +$0.32 |
| Q1 2026 | $0.17 | +$0.45 |
| Q4 2025 | $0.22 | +$0.53 |
| Q3 2025 | -$0.23 | +$0.09 |
| Q2 2025 | -$0.24 | +$0.08 |
| Q1 2025 | -$0.28 | +$0.07 |
| Q4 2024 | -$0.31 | +$0.09 |
RBBN has returned to profit: it earned $0.10 per share over the past year, after losing money the year before.
RBBN Quarterly Revenue
| Quarter | Revenue | YoY |
|---|---|---|
| Q3 2026 | $218.7M | +1.6% |
| Q2 2026 | $192.3M | -13% |
| Q1 2026 | $162.6M | -10% |
| Q4 2025 | $227.3M | -9.6% |
| Q3 2025 | $215.4M | +2.4% |
| Q2 2025 | $220.6M | +15% |
| Q1 2025 | $181.3M | +0.9% |
| Q4 2024 | $251.4M | +11% |
RBBN's revenue is down over the past year, though its latest quarter was up: $219M last quarter, up 1.6% from the same quarter a year ago.
| Quarter | Margin | YoY |
|---|---|---|
| Q3 2026 | 2.6% | +1.3 points |
| Q2 2026 | -6.3% | -8.3 points |
| Q1 2026 | -19% | -8.7 points |
| Q4 2025 | 4.1% | -9.1 points |
| Q3 2025 | 1.3% | +1.7 points |
| Q2 2025 | 1.9% | +2.9 points |
| Q1 2025 | -11% | -3.3 points |
| Q4 2024 | 13% | +5.9 points |
RBBN's operating margin was 2.6% last quarter, up 1.3 points from the same quarter a year ago.
RBBN Free Cash Flow
| Quarter | Free cash flow | YoY |
|---|---|---|
| Q3 2026 | -$15.5M | -174% |
| Q2 2026 | -$15.8M | -$9.3M |
| Q1 2026 | -$25.1M | -$9.4M |
| Q4 2025 | $27.3M | -49% |
| Q3 2025 | $21M | +$44.6M |
| Q2 2025 | -$6.5M | +$6.4M |
| Q1 2025 | -$15.7M | -248% |
| Q4 2024 | $53.8M | +210% |
RBBN's free cash flow was −$29M over the past year, against $53M the year before.
RBBN Total Shares
| Period | Change % | Net change |
|---|---|---|
| Quarterly | +0.9% | +1.6M shares |
| 1 year | +1.3% | +2.2M shares |
| 3 years | +4.5% | +7.7M shares |
| 5 years | +21% | +30.7M shares |
| Available history | +62% | +68.6M shares |
RBBN has 179M diluted shares, up 1.3% from a year ago, despite $4M in buybacks over the past year.
| Quarter | Spent |
|---|---|
| Q3 2026 | — |
| Q2 2026 | — |
| Q1 2026 | $824,000 |
| Q4 2025 | $3.2M |
| Q3 2025 | $3.5M |
| Q2 2025 | $2.3M |
| Q4 2020 | — |
| Q3 2020 | — |
RBBN spent $4M buying back its own shares over the past year.
RBBN Net Leverage
| Quarter | Net Leverage | Status |
|---|---|---|
| Q3 2026 | 9.9x | High |
| Q2 2026 | 10.3x | High |
| Q1 2026 | 5.9x | High |
| Q4 2025 | 4.1x | High |
| Q3 2025 | 3.2x | Elevated |
| Q2 2025 | 3.5x | Elevated |
| Q1 2025 | 3.6x | Elevated |
| Q4 2024 | 3.1x | Elevated |
RBBN's net debt is about 9.9 years of its operating earnings (EBITDA), up from 3.2 years a year ago.
RBBN Weekly Momentum
| Metric | Value | Status |
|---|---|---|
| RSI | 35.1 | Neutral |
| Stochastic | 17.3 | Oversold |
RBBN's weekly RSI is 35 (neutral) and its Stochastic is 17 (oversold).
RBBN PE vs Communication Services Sector
| Metric | RBBN | Sector median | Relative |
|---|---|---|---|
| PE | 15x | 16x | 12% below |
| PE % | 32 | 26 | 6 pts above |
RBBN is trading at 15x earnings, a 12% discount to the Communication Services sector's median of 16x.
RBBN Weekly Moving Averages
| Moving average | MA price | Relative |
|---|---|---|
| 8 week MA | $1.54 | 5.8% below |
| 20 week MA | $1.86 | 22% below |
| 50 week MA | $2.28 | 36% below |
| 100 week MA | $3.04 | 52% below |
| 200 week MA | $3.06 | 53% below |
RBBN is in a downtrend: it's below all five of its weekly moving averages, and 53% below its 200-week average.
RBBN Yearly ROI
| Year | Start price | End price | ROI |
|---|---|---|---|
| 2020 | $3.10 | $6.61 | +113% |
| 2021 | $6.61 | $6.08 | -8% |
| 2022 | $6.08 | $2.65 | -56% |
| 2023 | $2.65 | $2.90 | +9.4% |
| 2024 | $2.90 | $4.10 | +41% |
| 2025 | $4.10 | $2.95 | -28% |
| 2026 YTD | $2.95 | $1.45 | -51% |
RBBN's yearly returns have swung widely, from +113% in 2020 to −56% in 2022. It's down 51% so far in 2026.