Ribbon Communications Inc. Common Stock (RBBN) Stock Price

RBBNStock

$1.32−65.35%52W

Market Cap$236.05M

P/E5.96x

PEG Ratio0.57

Div yield—

Beta1.48

RBBN Share Price Chart

Favorite Metrics

Price vs S&P 500 (26W)-56.68%

Price vs S&P 500 (4W)-26.54%

PEG Ratio0.57

VGM Score39.01

P/E Ratio (Annual)5.96x

P/CF (Annual)4.59x

Book Value / Share (Quarterly)$2.20

P/TBV (Annual)1.66x

Indicated Dividend (Annual)$0.00

Revenue Growth (3Y)1.00%

Cash Flow / Share (Quarterly)$0.04

Price vs S&P 500 (YTD)-66.09%

Gross Margin (TTM)48.78%

Net Profit Margin (TTM)1.96%

EPS (TTM)$0.05

10-Day Avg Trading Volume1.50M

EPS Excl Extra (TTM)$0.05

Revenue Growth (5Y)0.02%

EPS (Annual)$0.22

ROI (Annual)5.07%

Gross Margin (Annual)49.81%

Net Profit Margin (5Y Avg)-8.55%

Cash / Share (Quarterly)$0.24

P/E Basic Excl Extra (TTM)15.14x

Revenue Growth QoQ (YoY)-12.80%

EPS Growth (5Y)-18.48%

P/E Normalized (Annual)5.96x

ROA (Last FY)3.27%

Revenue Growth TTM (YoY)-7.62%

EBITD / Share (TTM)$-0.05

ROE (5Y Avg)-14.34%

Operating Margin (TTM)-3.99%

Cash Flow / Share (Annual)$0.15

P/B Ratio0.60x

P/B Ratio (Quarterly)1.05x

Net Income / Employee (Annual)$12,900

EV / Revenue (TTM)0.65x

Net Interest Coverage (TTM)-0.02x

ROA (TTM)1.35%

EPS Growth QoQ (YoY)1190.08%

EV / EBITDA (TTM)65.72x

EPS Incl Extra (Annual)$0.22

Current Ratio (Annual)1.44x

Quick Ratio (Quarterly)1.03x

3-Month Avg Trading Volume0.92M

52-Week Price Return-65.35%

EV / Free Cash Flow (Annual)20.03x

P/E Incl Extra (TTM)15.14x

Revenue / Employee (TTM)$259,000

Tangible BV / Share (Quarterly)$1.50

P/S Ratio (Annual)0.28x

Asset Turnover (Annual)0.70x

52-Week High$4.09

Operating Margin (5Y Avg)-4.23%

EPS Excl Extra (Annual)$0.22

CapEx CAGR (5Y)-1.04%

Tangible BV CAGR (5Y)2.55%

26-Week Price Return-46.77%

Quick Ratio (Annual)1.19x

13-Week Price Return-40.00%

Total Debt / Equity (Annual)0.74x

Current Ratio (Quarterly)1.31x

Enterprise Value$521.89M

Revenue / Share Growth (5Y)-4.24%

Asset Turnover (TTM)0.69x

Book Value / Share Growth (5Y)-11.57%

Revenue / Employee (Annual)$274,200

Inventory Turnover (Annual)5.37x

Pretax Margin (Annual)-5.34%

Cash / Share (Annual)$0.55

3-Month Return Std Dev55.92%

Gross Margin (5Y Avg)50.69%

Net Income / Employee (TTM)$5,100

EBITDA CAGR (5Y)0.22%

EBITDA Interim CAGR (5Y)-34.55%

ROE (Last FY)8.83%

Net Interest Coverage (Annual)-0.75x

EPS Basic Excl Extra (Annual)$0.22

P/FCF (TTM)4.90x

Receivables Turnover (TTM)3.40x

EV / Free Cash Flow (TTM)76.76x

Total Debt / Equity (Quarterly)0.84x

EPS Incl Extra (TTM)$0.05

Receivables Turnover (Annual)3.47x

ROI (TTM)2.11%

P/S Ratio (TTM)0.30x

Pretax Margin (5Y Avg)-11.19%

Revenue / Share (Annual)$4.70

Tangible BV / Share (Annual)$1.74

Forward P/E14.53x

Free OCF CAGR (5Y)-19.04%

Price vs S&P 500 (52W)-80.89%

P/E Ratio (TTM)15.14x

Year-to-Date Return-54.17%

5-Day Price Return-15.92%

EPS Normalized (Annual)$0.22

ROA (5Y Avg)-5.63%

Net Profit Margin (Annual)4.69%

Month-to-Date Return-25.00%

Cash Flow / Share (TTM)$0.12

EBITD / Share (Annual)$0.11

Operating Margin (Annual)-0.39%

LT Debt / Equity (Annual)0.72x

P/CF (TTM)10.62x

ROI (5Y Avg)-8.51%

P/E Excl Extra (TTM)15.14x

LT Debt / Equity (Quarterly)0.82x

EPS Basic Excl Extra (TTM)$0.05

P/TBV (Quarterly)1.54x

P/B Ratio (Annual)1.13x

Inventory Turnover (TTM)4.86x

Pretax Margin (TTM)-9.44%

Book Value / Share (Annual)$2.55

Price vs S&P 500 (13W)-42.69%

Net Margin Growth (5Y)-14.89%

Beta1.48x

P/FCF (Annual)9.06x

Revenue / Share (TTM)$4.50

ROE (TTM)3.85%

52-Week Low$1.30

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RBBN Earnings Surprise History

Quarter	Report date	EPS estimate	EPS actual	Surprise
Q2 2026	Jul 28, 2026	-$0.01	-$0.03	-114.29%(-$0.02)
Q1 2026	Apr 28, 2026	-$0.06	-$0.05	+18.92%(+$0.01)
Q4 2025	Feb 5, 2026	$0.11	$0.59	+444.63%(+$0.48)
Q3 2025	Oct 22, 2025	$0.06	$0.04	-31.42%(-$0.02)
Q2 2025	Jul 23, 2025	$0.05	$0.05	-6.24%(+$0.00)

RBBN Analyst Recommendations

Jun 2026

Jul 2026

Aug 2026

Sep 2026

3.92

4.00

Industry Peers — Computer Integrated Systems(65)

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RBBNRibbon Communications Inc. Common Stock	B	D	D	0.3x	-7.6%	48.8%	-4.0%	$1.32
IOTSamsara Inc.	F	A	B	12.5x	29.5%	76.4%	1.1%	$39.57
LDOSLeidos Holdings, Inc.	B	C	B	0.9x	3.4%	17.8%	11.4%	$124.85
CACICACI INTERNATIONAL CLA	C	C	B	1.4x	10.9%	33.2%	9.6%	$614.31
GDDYGoDaddy Inc	C	C	B	2.6x	7.4%	63.8%	24.8%	$105.96
IONQIonQ, Inc.	F	A	D	51.4x	370.6%	30.9%	-408.2%	$31.28
JKHYHenry (Jack) & Associates	C	C	B	4.2x	7.1%	43.6%	25.0%	$153.19
AURAurora Innovation, Inc. Class A Common Stock	F	A	C	1946.0x	—	-400.0%	-19400.0%	$4.86
QNTQuantinuum Inc. Class A Common Stock	—	F	D	217.9x	—	63.4%	-1882.6%	$36.55
OTEXOpen Text Corp	B	C	B	1.2x	1.5%	73.7%	21.7%	$25.50
SAICScience Applications International Corporation Common Stock	B	D	A	0.8x	-0.8%	12.7%	8.0%	$133.07
WAYWaystar Holding Corp. Common Stock	D	B	B	4.5x	19.2%	69.1%	22.9%	$27.36
PSNParsons Corporation	C	D	D	0.7x	-5.8%	22.0%	4.9%	$44.15
AGYSAgilysys, Inc. Common Stock (DE)	F	B	B	9.4x	14.4%	63.1%	14.6%	$109.90
KDKyndryl Holdings, Inc.	B	D	B	0.2x	-0.6%	21.8%	1.7%	$13.21
NTCTNetscout Systems Inc	C	C	B	3.1x	5.8%	79.8%	14.8%	$38.07
PONYPony AI Inc. American Depositary Shares	D	A	D	17.4x	76.2%	16.2%	-214.0%	$4.93
WRDWeRide Inc. American Depositary Shares	D	A	D	11.3x	102.4%	32.8%	-217.8%	$4.08
OSPNOneSpan Inc. Common Stock	C	C	B	2.6x	2.4%	73.6%	18.0%	$17.50
RZAIRoze AI Inc. Common Shares	—	—	C	—	—	—	—	$9.82
SLPSimulations Plus, Inc.	D	C	B	4.6x	2.1%	63.4%	14.0%	$18.50
ENRDEinride AB American Depositary Shares	—	D	F	—	—	—	—	$2.44
ECXECARX Holdings Inc. Class A Ordinary shares	B	—	D	0.3x	—	20.9%	-1.0%	$0.85
IPXGInflection Point Acquisition Corp. VII Class A Ordinary Shares	—	—	B	—	—	—	—	$10.11
TLSTelos Corporation Common Stock	C	B	D	1.5x	65.9%	36.6%	-9.9%	$4.01
KDKKodiak AI, Inc. Common Stock	F	A	F	37.9x	—	—	-2589.8%	$1.35
VEEAVeea Inc. Common Stock	D	A	D	26.1x	192.7%	77.2%	-3357.0%	$4.21
SMRTSmartRent, Inc.	C	D	B	1.4x	-2.8%	36.4%	-14.9%	$1.14
ASURAsure Software, Inc	C	B	C	1.3x	24.3%	68.1%	-1.2%	$7.08
UISUnisys Corporation	B	D	C	0.1x	-0.6%	21.2%	1.4%	$2.21
DMRCDigimarc Corporation Common Stock	A	B	B	0.0x	29330.0%	38.1%	11.1%	$6.68
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About Ribbon Communications Inc. Common Stock

Ribbon Communications provides software and networking solutions for service providers and enterprises, operating through two segments: Cloud and Edge, which delivers voice communications and unified communications solutions, and IP Optical Networks, which supports 5G and cloud infrastructure. The company serves customers across finance, education, government, utilities, and transportation sectors with products for secure data transmission and high-bandwidth networking. Ribbon generates the majority of its revenue from the United States.