AAOI vs DOX vs MANU Stock Comparison

Applied Optoelectronics, Amdocs and Manchester United Prices as of Nov 5, 2026 Peers: Industry group
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DOX Amdocs Ltd
$43.83 -25.1% 1M -47.8% 1Y
Market cap
$4.75B
P/E
9.7x
Revenue (TTM)
$4.70B
Div. yield
5.10%
Networking Equipment Technology
5 wins
MANU Manchester United plc
$22.33 +9.6% 1M +42.4% 1Y
Market cap
$3.89B
P/E
–
Revenue (TTM)
$909.31M
Div. yield
–
Entertainment Venues Consumer Discretionary
2 wins

Head to Head

10 decided of 12

Amdocs leads on 5 of the 12 questions below (Amdocs 5, Applied Optoelectronics 3, Manchester United 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAAOIDOXMANULeader
Larger companyMarket capitalisation $4.26B $4.75B $3.89B DOX
Cheaper on earningsLower P/E, profitable companies only -122.1x 9.7x -66.5x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 66.0x 5.3x — DOX
Faster revenue growthRevenue growth, trailing twelve months +77.2% +3.6% +5.5% AAOI
More profitableNet margin, trailing twelve months -4.4% 10.7% -6.4% DOX
Better return on capitalReturn on invested capital -2.3% 12.6% 2.6% DOX
Less leveragedLower net debt / EBITDA 68.1x — 2.4x MANU
Higher dividend yieldTrailing dividend yield — 5.10% 0.00% –
Better 1-year returnPrice return, last 12 months +48.8% -47.8% +42.4% AAOI
Better 5-year returnAnnualised price return, 5 years +51.6%/yr -10.4%/yr +6.5%/yr AAOI
Less volatileAnnualised volatility, 1 year 141.5% 46.7% 33.5% MANU
Higher overall scoreMean of the five percentile scores vs peers 33/100 66/100 43/100 DOX

Percentile Scorecard

AAOIDOXMANU

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

AxisAAOIDOXMANU
Valuation 14 #96 of 112 90 #12 of 112 25 #34 of 45
Growth 64 #40 of 108 35 #71 of 108 74 #12 of 43
Profitability 18 #85 of 104 85 #16 of 104 49 #22 of 42
Financial Health 63 #44 of 116 31 #80 of 116 26 #36 of 48
Shareholder Returns 4 #80 of 83 90 #9 of 83 –
Overall 33 66 43
  • AAOI ranked among 121 companies in Computer Hardware
  • DOX ranked among 121 companies in Computer Hardware
  • MANU ranked among 48 companies in Gaming and Leisure

Price Performance

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

Returns

PeriodAAOIDOXMANUSPY
1 month -64.0%-25.1%+9.6% -5.9%
3 months -62.3%-25.9%+1.8% -4.6%
6 months -70.2%-32.7%+16.7% +0.2%
Year to date +34.5%-45.6%+40.3% +7.5%
1 year +48.8%-47.8%+42.4% +8.2%
3 years +383.9%-47.3%+23.0% +68.3%
3 years, per year +69.2%-19.2%+7.2% +19.0%
5 years +700.2%-42.1%+36.7% +56.5%
5 years, per year +51.6%-10.4%+6.5% +9.4%
10 years +116.6%-24.7%+49.4% +251.5%
10 years, per year +8.0%-2.8%+4.1% +13.4%

Risk

MeasureAAOIDOXMANUSPY
Volatility, 1Y 141.5%46.7%33.5% 13.6%
Downside volatility, 1Y 132.3%60.7%31.2% 14.2%
Beta vs S&P 500, 1Y 4.37-0.130.69 1.00
Return / volatility, 1Y 0.34-1.021.27 0.60
Max drawdown, 5Y -79.0%-55.8%-54.5% -25.4%
From 52-week high -79.0%-48.7%-7.7% -5.9%
52-week high $223.10$85.49$24.19 $779.14
52-week low $19.49$43.66$15.20 $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.

MultipleAAOIDOXMANU
P/E now vs peer median -122.1xmedian 25.2x 9.7xmedian 25.2x -66.5xmedian 21.1x
P/S now vs peer median 5.7xmedian 2.4x 1.0xmedian 2.4x 4.3xmedian 1.9x
EV/EBITDA now vs peer median -463.5xmedian 16.2x —median 16.2x 13.8xmedian 10.9x
P/FCF now vs peer median -4.8xmedian 23.4x 3.4xmedian 23.4x 10.7xmedian 12.2x
P/B now vs peer median 1.9xmedian 2.3x 1.4xmedian 2.3x 19.5xmedian 2.2x
PEG now vs peer median -2.91median 0.98 179.38median 0.98 3.93median 0.52

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 monthsAAOIDOXMANU
Revenue $747.22M $4.70B $909.31M
Gross profit $215.22M $1.79B -$21.12M
Operating income -$50.66M $682.94M $30.28M
Net income -$32.78M $501.24M -$57.81M
Free cash flow -$883.41M $1.38B $363.93M
R&D $124.46M $335.46M –
EPS (diluted) $-0.37 $4.57 $-0.34
Cash & equivalents $605.41M $197.05M $89.13M
Total debt $59.99M $946.99M $913.14M
Shares (diluted) 87.84M 109.66M 172.43M
Enterprise value $2.51B $3.93B $3.55B

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
MetricAAOIDOXMANU
P/E -122.1x 9.7x -66.5x
P/FCF -4.8x 3.4x 10.7x
P/Operating cash flow -40.1x 4.0x 15.4x
P/S 5.7x 1.0x 4.3x
P/B 1.9x 1.4x 19.5x
P/Tangible book 1.9x 1.4x 19.5x
EV/EBITDA -463.5x – 13.8x
EV/EBIT -73.2x 8.1x 155.7x
EV/Revenue 5.0x 1.2x 5.2x
EV/FCF -4.2x 4.0x 13.0x
EV/Operating cash flow -34.9x 4.6x 18.6x
PEG (3Y EPS CAGR) -2.91 179.38 3.93

Growth

14 metrics
MetricAAOIDOXMANU
Revenue growth (1Y) 77.2% 3.6% 5.5%
Revenue CAGR (3Y) 50.6% -1.3% 5.2%
Gross profit growth (1Y) 74.0% 4.0% 24.6%
Gross profit CAGR (3Y) 70.3% 1.2% –
Operating income growth (1Y) -2.2% -6.7% 223.3%
Operating income CAGR (3Y) 2.8% 1.5% 62.2%
Net income growth (1Y) 79.0% -11.7% -36.0%
Net income CAGR (3Y) 19.3% -2.6% -19.1%
EPS growth (1Y) 84.8% -11.2% -35.3%
EPS CAGR (3Y) 41.9% 0.1% -16.9%
Operating cash flow growth (1Y) 37.3% 60.4% 128.3%
Operating cash flow CAGR (3Y) -101.6% 13.5% 22.8%
Free cash flow growth (1Y) -192.6% 62.2% 141.3%
Free cash flow CAGR (3Y) -275.9% 13.5% 34.6%

Profitability

14 metrics
MetricAAOIDOXMANU
Gross margin 28.8% 38.1% -2.3%
EBITDA margin -1.1% – 37.6%
Operating margin -6.8% 14.5% 3.3%
Pretax margin -4.9% 13.5% -7.0%
Net margin -4.4% 10.7% -6.4%
FCF margin -118.2% 29.5% 40.0%
Operating cash flow margin -14.2% 25.6% 27.8%
Return on equity -1.7% 15.0% -26.5%
Return on assets -1.2% 7.8% -2.8%
Return on invested capital -2.3% 12.6% 2.6%
Return on capital employed -2.5% 14.6% 2.5%
Asset turnover 0.3x 0.7x 0.4x
Cash conversion (OCF / net income) 3.2x 2.4x -4.4x
Stock comp / revenue 2.4% – 0.0%

Financial Health

11 metrics
MetricAAOIDOXMANU
Debt / assets 1.9% 14.8% 44.5%
Debt / equity 0.0x 0.3x 4.6x
Net debt / EBITDA 68.1x – 2.4x
Debt / FCF -0.1x 0.7x 2.5x
Liabilities / assets 28.5% 47.9% 90.3%
Equity / assets 71.5% 52.1% 9.7%
Interest coverage -13.1x – 0.5x
Current ratio 2.3x 0.9x 0.3x
Quick ratio 1.5x 0.1x 0.2x
Cash ratio 0.9x 0.1x 0.1x
Altman Z-score 3.15 – 1.06

Shareholder Returns

7 metrics
MetricAAOIDOXMANU
Dividend yield – 5.1% –
Net buyback yield -41.5% – –
Shareholder yield -41.5% 5.1% 0.0%
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.

ConsensusAAOIDOXMANU
Forward P/E 66.0xFY2026 5.3xFY2027 –
EPS, next fiscal year $0.71FY2026 $8.24FY2027 $-0.18FY2027
EPS growth, next FY – +11.2%FY2027 –
EPS growth, the year after +646.5% +15.7% –
Revenue, next fiscal year $994.70MFY2026 $4.68BFY2027 $1.08BFY2027
Revenue growth, next FY +118.3%FY2026 -0.4%FY2027 +20.8%FY2027
Revenue growth, the year after +185.6% +9.9% -6.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAAOIDOXMANU
Held by institutions 60.5% 93.0% 17.1%
Institutions holding 482 448 125
Change in shares held, QoQ -3.5% +0.5% +5.0%
Institutions buying 313 250 62
Institutions selling 144 153 30
Buyers to sellers 2.17 1.63 2.07

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.

AAOIDOXMANU
AAOI 1.00 -0.08 0.09
DOX -0.08 1.00 -0.03
MANU 0.09 -0.03 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AAOI, DOX and MANU?

Amdocs (DOX) is the largest by market capitalisation: Applied Optoelectronics (AAOI) $4.26B, Amdocs (DOX) $4.75B, Manchester United (MANU) $3.89B.

Which company is growing faster?

Applied Optoelectronics (AAOI) grew revenue fastest over the trailing twelve months: Applied Optoelectronics (AAOI) +77.2%, Amdocs (DOX) +3.6%, Manchester United (MANU) +5.5%.

Which company is more profitable?

Amdocs (DOX) has the highest net margin (Applied Optoelectronics (AAOI) -4.4%, Amdocs (DOX) 10.7%, Manchester United (MANU) -6.4%). On return on invested capital, Amdocs (DOX) leads (Applied Optoelectronics (AAOI) -2.3%, Amdocs (DOX) 12.6%, Manchester United (MANU) 2.6%).

Which stock has performed better?

Over the past year Applied Optoelectronics (AAOI) returned the most: Applied Optoelectronics (AAOI) +48.8%, Amdocs (DOX) -47.8%, Manchester United (MANU) +42.4%. Over five years, Applied Optoelectronics (AAOI) compounded fastest (Applied Optoelectronics (AAOI) +51.6%/yr, Amdocs (DOX) -10.4%/yr, Manchester United (MANU) +6.5%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Amdocs (DOX) 5.10%, Manchester United (MANU) 0.00%. Applied Optoelectronics (AAOI) and Manchester United (MANU) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Manchester United (MANU) has been the steadiest (Applied Optoelectronics (AAOI) 141.5%, Amdocs (DOX) 46.7%, Manchester United (MANU) 33.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AAOI, DOX and MANU?

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 5. 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.