RBBN logo
RBBN NASDAQ US

Ribbon Communications Inc. - Common Stock

Communications · Communications Website · IPO Sep 2004
$2.18
▼ $-0.01 (-0.46%)
Vol 507K
4
Quality Score
fail
Mkt Cap
$508.6M
ROE
-11.4%
Margin
-5.0%
D/E
92.99
Beta
1.07
52W
$3–$5

Wall Street Consensus

13 analysts · Apr 2026
2
Strong Buy
8
Buy
3
Hold
0
Sell
0
Strong Sell
76.9%
Buy Rating

Price Chart

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Earnings

Beat rate: 25.0%
Quarter EPS Est EPS Act Surprise
Dec 2025 $0.11 $0.59 +$0.48
Sep 2025 $0.06 $0.04 $-0.02
Jun 2025 $0.05 $0.05 $0.00
Mar 2025 $0.00 $-0.03 $-0.03

Fundamentals Trend

Metric 2025-06-30 2025-09-02 2025-10-02 2025-11-03 2025-12-03 2026-01-02
ROE (TTM) -11.4% -11.4% -11.4% -11.4% -11.4% -11.4%
P/E (TTM) — — — — — —
Net Margin -5.0% -5.1% -5.1% -5.0% -5.0% -5.0%
Gross Margin 49.5% 51.1% 51.1% 50.6% 50.6% 50.6%
D/E Ratio 90.81 90.81 90.81 92.99 92.99 92.99
Current Ratio 1.38 1.38 1.38 1.43 1.43 1.43

Key Ratios

ROA (TTM)
-3.8%
P/S (TTM)
0.59
P/B
1.8
EPS (TTM)
$-0.24
CF/Share
$0.12
Rev Growth 3Y
-0.4%
52W High
$5.38
52W Low
$2.72
$2.72 52-Week Range $5.38

How does RBBN compare to Communications peers?

Peer group: Small-cap Communications ($300M+) · 19 companies

RBBN AAOI ADTN CLFD COMM

RBBN valuation vs Communications peers

P/E ratio
—
▼ 0% below peers (25.0)
vs Peers
vs Industry
Overvalued
P/S ratio
0.6
▼ 74% below peers (2.3)
vs Peers
vs Industry
Undervalued
P/B ratio
1.8
▼ 43% below peers (3.2)
vs Peers
vs Industry
Undervalued
Div yield
—
▼ 0% below peers (3.9%)
vs Peers
vs Industry
Low yield

RBBN profitability vs Communications peers

ROE
-11.4%
▼ 297% below peers (5.8%)
vs Peers
vs Industry
Weak
Net margin
-5.0%
▼ 182% below peers (6.0%)
vs Peers
vs Industry
Weak
Gross margin
50.6%
▲ 6% above peers (47.6%)
vs Peers
vs Industry
In line
ROA
-3.8%
▼ 241% below peers (2.7%)
vs Peers
vs Industry
Weak

RBBN financial health vs Communications peers

D/E ratio
93.0
▲ 195% above peers (31.5)
vs Peers
vs Industry
High debt
Current ratio
1.4
▼ 27% below peers (2.0)
vs Peers
vs Industry
Low liquidity
Beta
1.1
▲ 0% above peers (1.1)
vs Peers
vs Industry
Less volatile

RBBN fundamentals radar

RBBN Peer median Industry

RBBN profitability vs leverage

Bubble size = market cap · X = net margin · Y = D/E ratio

RBBN vs peers: key metrics

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