DGII vs CIEN vs UI Stock Comparison

Digi International, Ciena and Ubiquiti Prices as of Oct 27, 2026 Peers: Industry group
DGII Digi International Inc
$78.85 +0.7% 1M +105.9% 1Y
Market cap
$2.96B
P/E
60.7x
Revenue (TTM)
$506.21M
Div. yield
–
Networking Equipment Technology
3 wins
CIEN Ciena Corp
$351.18 -1.6% 1M +92.4% 1Y
Market cap
$51.56B
P/E
78.8x
Revenue (TTM)
$6.02B
Div. yield
–
Networking Equipment Technology
4 wins
UI Ubiquiti Inc.
$599.82 +6.9% 1M -19.4% 1Y
Market cap
$36.33B
P/E
37.8x
Revenue (TTM)
$3.27B
Div. yield
–
Networking Equipment Technology
4 wins

Head to Head

11 decided of 12

Ciena leads on 4 of the 12 questions below (Ciena 4, Ubiquiti 4, Digi International 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionDGIICIENUILeader
Larger companyMarket capitalisation $2.96B $51.56B $36.33B CIEN
Cheaper on earningsLower P/E, profitable companies only 60.7x 78.8x 37.8x UI
Cheaper on forward earningsLower price / next fiscal year consensus EPS 28.4x 46.2x 31.8x DGII
Faster revenue growthRevenue growth, trailing twelve months +20.3% +32.6% +27.2% CIEN
More profitableNet margin, trailing twelve months 9.6% 10.9% 29.3% UI
Better return on capitalReturn on invested capital 6.9% 12.4% 72.8% UI
Less leveragedLower net debt / EBITDA 0.7x 0.7x — CIEN
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +105.9% +92.4% -19.4% DGII
Better 5-year returnAnnualised price return, 5 years +29.9%/yr +45.3%/yr +14.4%/yr CIEN
Less volatileAnnualised volatility, 1 year 40.8% 77.8% 53.8% DGII
Higher overall scoreMean of the five percentile scores vs peers 61/100 55/100 69/100 UI

Percentile Scorecard

DGIICIENUI

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

AxisDGIICIENUI
Valuation 45 #62 of 112 22 #88 of 112 29 #80 of 112
Growth 70 #33 of 109 95 #6 of 109 89 #13 of 109
Profitability 82 #20 of 104 83 #19 of 104 99 #2 of 104
Financial Health 50 #59 of 116 43 #67 of 116 75 #30 of 116
Shareholder Returns 56 #36 of 81 35 #53 of 81 51 #40 of 81
Overall 61 55 69
  • DGII ranked among 122 companies in Computer Hardware
  • CIEN ranked among 122 companies in Computer Hardware
  • UI ranked among 122 companies in Computer Hardware

Price Performance

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

Returns

PeriodDGIICIENUISPY
1 month +0.7%-1.6%+6.9% -0.2%
3 months +17.7%+0.2%+12.0% +3.9%
6 months +43.9%-25.9%-37.8% +8.2%
Year to date +82.1%+50.2%+8.4% +12.9%
1 year +105.9%+92.4%-19.4% +12.3%
3 years +212.0%+756.1%+414.1% +87.4%
3 years, per year +46.2%+104.7%+72.7% +23.3%
5 years +270.2%+546.3%+95.6% +67.9%
5 years, per year +29.9%+45.3%+14.4% +10.9%
10 years +654.5%+1,696.3%+1,057.3% +261.1%
10 years, per year +22.4%+33.5%+27.7% +13.7%

Risk

MeasureDGIICIENUISPY
Volatility, 1Y 40.8%77.8%53.8% 12.7%
Downside volatility, 1Y 38.8%82.8%59.5% 12.7%
Beta vs S&P 500, 1Y 1.432.791.64 1.00
Return / volatility, 1Y 2.601.19-0.36 0.97
Max drawdown, 5Y -48.6%-49.7%-70.0% -25.4%
From 52-week high -7.5%-44.0%-44.7% -1.2%
52-week high $85.24$627.00$1,084.50 $779.14
52-week low $35.40$176.45$515.44 $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.

MultipleDGIICIENUI
P/E now vs peer median 61.1xmedian 33.2x 76.2xmedian 33.2x 37.8xmedian 33.2x
P/S now vs peer median 5.9xmedian 2.8x 8.3xmedian 2.8x 11.1xmedian 2.8x
EV/EBITDA now vs peer median 27.2xmedian 20.0x 56.2xmedian 20.0x 29.6xmedian 20.0x
P/FCF now vs peer median 22.0xmedian 29.8x 61.2xmedian 29.8x 39.9xmedian 29.8x
P/B now vs peer median 4.4xmedian 3.0x 16.3xmedian 3.0x 25.2xmedian 3.0x
PEG now vs peer median 3.85median 1.17 1.70median 1.17 1.15median 1.17

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 monthsDGIICIENUI
Revenue $506.21M $6.02B $3.27B
Gross profit $323.07M $2.65B $1.51B
Operating income $70.58M $738.95M $1.19B
Net income $48.74M $654.41M $960.30M
Free cash flow $135.98M $814.36M $908.94M
R&D $73.84M $924.94M $204.17M
EPS (diluted) $1.25 $4.48 $15.85
Cash & equivalents $27.97M $2.45B $522.58M
Total debt $108.13M $3.23B $180.81M
Shares (diluted) 38.92M 145.97M 60.57M
Enterprise value $2.85B $45.12B $34.87B

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
MetricDGIICIENUI
P/E 61.1x 76.2x 37.8x
P/FCF 22.0x 61.2x 39.9x
P/Operating cash flow 21.6x 47.2x 39.1x
P/S 5.9x 8.3x 11.1x
P/B 4.4x 16.3x 25.2x
P/Tangible book 9.4x 17.4x 25.2x
EV/EBITDA 27.2x 56.2x 29.6x
EV/EBIT 43.5x 68.2x 30.1x
EV/Revenue 6.1x 8.4x 10.9x
EV/FCF 22.6x 61.9x 39.3x
EV/Operating cash flow 22.2x 47.8x 38.4x
PEG (3Y EPS CAGR) 3.85 1.70 1.15

Growth

14 metrics
MetricDGIICIENUI
Revenue growth (1Y) 20.3% 32.6% 27.2%
Revenue CAGR (3Y) 4.9% 12.5% 19.0%
Gross profit growth (1Y) 23.4% 40.6% 35.3%
Gross profit CAGR (3Y) 9.3% 13.3% 25.7%
Operating income growth (1Y) 24.0% 200.1% 41.8%
Operating income CAGR (3Y) 9.7% 29.1% 29.6%
Net income growth (1Y) 14.2% 364.5% 34.9%
Net income CAGR (3Y) 18.0% 43.5% 33.1%
EPS growth (1Y) 10.5% 359.9% 34.8%
EPS CAGR (3Y) 15.9% 44.8% 33.0%
Operating cash flow growth (1Y) 30.1% 34.5% 45.1%
Operating cash flow CAGR (3Y) 59.2% 201.2% 103.2%
Free cash flow growth (1Y) 31.6% 34.5% 44.9%
Free cash flow CAGR (3Y) 60.8% 95.4% 95.4%

Profitability

14 metrics
MetricDGIICIENUI
Gross margin 63.8% 44.1% 46.2%
EBITDA margin 22.3% 14.9% 36.8%
Operating margin 13.9% 12.3% 36.2%
Pretax margin 12.4% 12.1% 36.1%
Net margin 9.6% 10.9% 29.3%
FCF margin 26.9% 13.5% 27.8%
Operating cash flow margin 27.3% 17.5% 28.4%
Return on equity 7.2% 22.0% 72.7%
Return on assets 5.0% 9.3% 49.1%
Return on invested capital 6.9% 12.4% 72.8%
Return on capital employed 8.4% 13.1% 89.1%
Asset turnover 0.5x 0.9x 1.7x
Cash conversion (OCF / net income) 2.8x 1.6x 1.0x
Stock comp / revenue 3.4% 3.5% 0.2%

Financial Health

11 metrics
MetricDGIICIENUI
Debt / assets 11.2% 40.4% –
Debt / equity 0.2x 1.1x –
Net debt / EBITDA 0.7x 0.7x –
Debt / FCF 0.8x 4.0x –
Liabilities / assets 29.0% 61.8% 34.5%
Equity / assets 71.0% 38.2% 65.5%
Interest coverage 8.9x 10.6x –
Current ratio 1.1x 3.8x 2.9x
Quick ratio 0.7x 2.8x 1.5x
Cash ratio 0.2x 1.9x 1.0x
Altman Z-score 7.69 7.25 33.57

Shareholder Returns

7 metrics
MetricDGIICIENUI
Dividend yield – – 0.6%
Net buyback yield 0.0% -1.0% –
Shareholder yield 0.0% -1.0% 0.6%
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.

ConsensusDGIICIENUI
Forward P/E 28.4xFY2026 46.2xFY2026 31.8xFY2027
EPS, next fiscal year $2.78FY2026 $7.60FY2026 $18.88FY2027
EPS growth, next FY +32.4%FY2026 +187.9%FY2026 +18.4%FY2027
EPS growth, the year after +9.4% +64.7% +9.2%
Revenue, next fiscal year $519.66MFY2026 $6.86BFY2026 $4.12BFY2027
Revenue growth, next FY +20.8%FY2026 +43.8%FY2026 +25.9%FY2027
Revenue growth, the year after +3.8% +18.0% +5.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersDGIICIENUI
Held by institutions 100.0% 92.9% 4.9%
Institutions holding 283 1,220 354
Change in shares held, QoQ +1.6% -1.7% +8.0%
Institutions buying 142 729 163
Institutions selling 105 379 139
Buyers to sellers 1.35 1.92 1.17

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.

DGIICIENUI
DGII 1.00 0.32 0.23
CIEN 0.32 1.00 0.42
UI 0.23 0.42 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, DGII, CIEN and UI?

Ciena (CIEN) is the largest by market capitalisation: Digi International (DGII) $2.96B, Ciena (CIEN) $51.56B, Ubiquiti (UI) $36.33B.

Which stock is cheaper, DGII, CIEN and UI?

Ubiquiti (UI) trades on the lowest price-to-earnings ratio (Digi International (DGII) 60.7x, Ciena (CIEN) 78.8x, Ubiquiti (UI) 37.8x). On next year's consensus earnings, Digi International (DGII) is cheapest (Digi International (DGII) 28.4x, Ciena (CIEN) 46.2x, Ubiquiti (UI) 31.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Ciena (CIEN) grew revenue fastest over the trailing twelve months: Digi International (DGII) +20.3%, Ciena (CIEN) +32.6%, Ubiquiti (UI) +27.2%.

Which company is more profitable?

Ubiquiti (UI) has the highest net margin (Digi International (DGII) 9.6%, Ciena (CIEN) 10.9%, Ubiquiti (UI) 29.3%). On return on invested capital, Ubiquiti (UI) leads (Digi International (DGII) 6.9%, Ciena (CIEN) 12.4%, Ubiquiti (UI) 72.8%).

Which stock has performed better?

Over the past year Digi International (DGII) returned the most: Digi International (DGII) +105.9%, Ciena (CIEN) +92.4%, Ubiquiti (UI) -19.4%. Over five years, Ciena (CIEN) compounded fastest (Digi International (DGII) +29.9%/yr, Ciena (CIEN) +45.3%/yr, Ubiquiti (UI) +14.4%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Digi International (DGII) has been the steadiest (Digi International (DGII) 40.8%, Ciena (CIEN) 77.8%, Ubiquiti (UI) 53.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, DGII, CIEN and UI?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ciena (CIEN) leads on 4. 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.