DOX vs RBBN Stock Comparison

Amdocs and Ribbon Communications Prices as of Oct 26, 2026 Peers: Industry group
DOX Amdocs Ltd
$62.68 +8.6% 1M -24.9% 1Y
Market cap
$6.86B
P/E
15.0x
Revenue (TTM)
$4.65B
Div. yield
–
Networking Equipment Technology
10 wins

Head to Head

10 decided of 12

Amdocs leads on 10 of the 12 questions below (Amdocs 10). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionDOXRBBNLeader
Larger companyMarket capitalisation $6.86B $241.95M DOX
Cheaper on earningsLower P/E, profitable companies only 15.0x 15.5x DOX
Cheaper on forward earningsLower price / next fiscal year consensus EPS 7.9x 26.8x DOX
Faster revenue growthRevenue growth, trailing twelve months +0.1% -7.6% DOX
More profitableNet margin, trailing twelve months 9.8% 2.0% DOX
Better return on capitalReturn on invested capital — 0.0% –
Less leveragedLower net debt / EBITDA 0.9x 9.3x DOX
Higher dividend yieldTrailing dividend yield 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -24.9% -62.3% DOX
Better 5-year returnAnnualised price return, 5 years -4.2%/yr -25.6%/yr DOX
Less volatileAnnualised volatility, 1 year 29.8% 67.4% DOX
Higher overall scoreMean of the five percentile scores vs peers 64/100 54/100 DOX

Percentile Scorecard

DOXRBBN

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisDOXRBBN
Valuation 90 #12 of 111 80 #23 of 111
Growth 14 #93 of 108 51 #54 of 108
Profitability 84 #18 of 104 38 #65 of 104
Financial Health 36 #74 of 115 14 #99 of 115
Shareholder Returns 96 #4 of 81 89 #10 of 81
Overall 64 54
  • DOX ranked among 121 companies in Computer Hardware
  • RBBN ranked among 121 companies in Computer Hardware

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodDOXRBBNSPY
1 month +8.6%-25.6% -0.8%
3 months +18.0%-34.3% +3.5%
6 months -3.1%-49.6% +7.0%
Year to date -22.1%-53.5% +12.2%
1 year -24.9%-62.3% +13.0%
3 years -20.3%-35.6% +86.3%
3 years, per year -7.3%-13.6% +23.1%
5 years -19.3%-77.1% +68.6%
5 years, per year -4.2%-25.6% +11.0%
10 years +6.9%-78.9% +258.0%
10 years, per year +0.7%-14.4% +13.6%

Risk

MeasureDOXRBBNSPY
Volatility, 1Y 29.8%67.4% 12.7%
Downside volatility, 1Y 32.6%79.2% 12.7%
Beta vs S&P 500, 1Y 0.261.29 1.00
Return / volatility, 1Y -0.83-0.92 1.02
Max drawdown, 5Y -49.5%-78.9% -25.4%
From 52-week high -26.7%-61.3% -1.8%
52-week high $85.49$3.46 $779.14
52-week low $49.87$1.32 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleDOXRBBN
P/E now vs peer median 15.3xmedian 32.0x 15.2xmedian 32.0x
P/S now vs peer median 1.5xmedian 2.8x 0.3xmedian 2.8x
EV/EBITDA now vs peer median 9.0xmedian 19.4x 17.2xmedian 19.4x
P/FCF now vs peer median 7.9xmedian 29.0x 32.6xmedian 29.0x
P/B now vs peer median 2.0xmedian 2.9x 0.6xmedian 2.9x
PEG now vs peer median -4.18median 1.13 0.49median 1.13

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsDOXRBBN
Revenue $4.65B $797.64M
Gross profit $1.78B $389.06M
Operating income $626.70M -$31.85M
Net income $457.53M $15.60M
Free cash flow $858.80M $7.35M
R&D $343.21M $179.91M
EPS (diluted) $4.17 $0.09
Cash & equivalents $206.45M $43.51M
Total debt $3.25B $329.36M
Shares (diluted) 109.66M 177.25M
Enterprise value $5.87B -$40.32M

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricDOXRBBN
P/E 15.3x 15.2x
P/FCF 7.9x 32.6x
P/Operating cash flow 9.1x 10.8x
P/S 1.5x 0.3x
P/B 2.0x 0.6x
P/Tangible book 2.2x 0.9x
EV/EBITDA 9.0x 17.2x
EV/EBIT 12.0x -16.5x
EV/Revenue 1.6x 0.7x
EV/FCF 8.8x 71.5x
EV/Operating cash flow 10.0x 23.6x
PEG (3Y EPS CAGR) -4.18 0.49

Growth

14 metrics
MetricDOXRBBN
Revenue growth (1Y) 0.1% -7.6%
Revenue CAGR (3Y) -1.1% -1.6%
Gross profit growth (1Y) 2.9% -11.9%
Gross profit CAGR (3Y) 1.5% -1.0%
Operating income growth (1Y) -11.9% -288.4%
Operating income CAGR (3Y) -3.0% 10.1%
Net income growth (1Y) -18.0% 135.1%
Net income CAGR (3Y) -7.0% 31.4%
EPS growth (1Y) -14.5% 135.0%
EPS CAGR (3Y) -3.7% 31.2%
Operating cash flow growth (1Y) 1.6% -47.8%
Operating cash flow CAGR (3Y) -0.8% 49.9%
Free cash flow growth (1Y) 2.8% -7.7%
Free cash flow CAGR (3Y) -3.2% 99.7%

Profitability

14 metrics
MetricDOXRBBN
Gross margin 38.3% 48.8%
EBITDA margin 17.9% 3.8%
Operating margin 13.5% -4.0%
Pretax margin 12.5% -9.4%
Net margin 9.8% 2.0%
FCF margin 18.5% 0.9%
Operating cash flow margin 16.1% 2.8%
Return on equity – 3.9%
Return on assets 7.2% 1.4%
Return on invested capital – 0.0%
Return on capital employed 13.4% -3.8%
Asset turnover 0.7x 0.7x
Cash conversion (OCF / net income) 1.6x 1.4x
Stock comp / revenue 2.4% 2.7%

Financial Health

11 metrics
MetricDOXRBBN
Debt / assets 14.5% 28.8%
Debt / equity 0.3x 0.8x
Net debt / EBITDA 0.9x 9.3x
Debt / FCF 1.1x 44.8x
Liabilities / assets 48.1% 65.6%
Equity / assets 51.9% 34.4%
Interest coverage – –
Current ratio 0.9x 1.3x
Quick ratio 1.0x 1.1x
Cash ratio 0.1x 0.1x
Altman Z-score 3.95 -1.06

Shareholder Returns

7 metrics
MetricDOXRBBN
Dividend yield 3.6% –
Net buyback yield 7.8% 3.2%
Shareholder yield 11.4% 3.2%
Payout ratio (earnings) – –
Payout ratio (FCF) – –
Dividend growth (1Y) – –
Dividend CAGR (3Y) – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusDOXRBBN
Forward P/E 7.9xFY2026 26.8xFY2026
EPS, next fiscal year $7.92FY2026 $0.05FY2026
EPS growth, next FY +13.3%FY2026 -92.4%FY2026
EPS growth, the year after +4.0% +200.0%
Revenue, next fiscal year $4.46BFY2026 $790.52MFY2026
Revenue growth, next FY -1.6%FY2026 -6.4%FY2026
Revenue growth, the year after +5.0% +11.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersDOXRBBN
Held by institutions 93.0% 71.8%
Institutions holding 446 161
Change in shares held, QoQ +0.5% -0.7%
Institutions buying 250 88
Institutions selling 151 41
Buyers to sellers 1.66 2.15

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

DOXRBBN
DOX 1.00 -0.03
RBBN -0.03 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, DOX and RBBN?

Amdocs (DOX) is the largest by market capitalisation: Amdocs (DOX) $6.86B, Ribbon Communications (RBBN) $241.95M.

Which stock is cheaper, DOX and RBBN?

Amdocs (DOX) trades on the lowest price-to-earnings ratio (Amdocs (DOX) 15.0x, Ribbon Communications (RBBN) 15.5x). On next year's consensus earnings, Amdocs (DOX) is cheapest (Amdocs (DOX) 7.9x, Ribbon Communications (RBBN) 26.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Amdocs (DOX) grew revenue fastest over the trailing twelve months: Amdocs (DOX) +0.1%, Ribbon Communications (RBBN) -7.6%.

Which company is more profitable?

Amdocs (DOX) has the highest net margin (Amdocs (DOX) 9.8%, Ribbon Communications (RBBN) 2.0%).

Which stock has performed better?

Over the past year Amdocs (DOX) returned the most: Amdocs (DOX) -24.9%, Ribbon Communications (RBBN) -62.3%. Over five years, Amdocs (DOX) compounded fastest (Amdocs (DOX) -4.2%/yr, Ribbon Communications (RBBN) -25.6%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Amdocs (DOX) has been the steadiest (Amdocs (DOX) 29.8%, Ribbon Communications (RBBN) 67.4%). Volatility measures how widely the price swings, not the risk of the business.

Do DOX and RBBN move together?

Their daily returns over the past year have a correlation of -0.03, a negative relationship. Holding both diversifies more than two closely linked stocks would.

Which is the better stock, DOX and RBBN?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Amdocs (DOX) leads on 10. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.