AAOI vs CALX vs FOXA Stock Comparison

Applied Optoelectronics, Calix and Fox Prices as of Nov 4, 2026 Peers: Industry group
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CALX Calix, Inc
$33.84 -1.5% 1M -48.3% 1Y
Market cap
$2.08B
P/E
45.5x
Revenue (TTM)
$1.15B
Div. yield
–
Networking Equipment Technology
FOXA Fox Corp
$69.65 +10.0% 1M +7.9% 1Y
Market cap
$29.50B
P/E
14.5x
Revenue (TTM)
$17.96B
Div. yield
–
Television Broadcasting Communication Services
8 wins

Head to Head

11 decided of 12

Fox leads on 8 of the 12 questions below (Fox 8, Applied Optoelectronics 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAAOICALXFOXALeader
Larger companyMarket capitalisation $4.29B $2.08B $29.50B FOXA
Cheaper on earningsLower P/E, profitable companies only -75.2x 45.5x 14.5x FOXA
Cheaper on forward earningsLower price / next fiscal year consensus EPS 83.5x 20.9x 12.3x FOXA
Faster revenue growthRevenue growth, trailing twelve months +61.8% +22.9% +9.0% AAOI
More profitableNet margin, trailing twelve months -9.6% 4.0% 11.3% FOXA
Better return on capitalReturn on invested capital -4.2% — 11.1% FOXA
Less leveragedLower net debt / EBITDA 13.8x — 0.6x FOXA
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +100.9% -48.3% +7.9% AAOI
Better 5-year returnAnnualised price return, 5 years +58.9%/yr -13.8%/yr +10.9%/yr AAOI
Less volatileAnnualised volatility, 1 year 139.7% 41.5% 36.5% FOXA
Higher overall scoreMean of the five percentile scores vs peers 32/100 72/100 75/100 FOXA

Percentile Scorecard

AAOICALXFOXA

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

AxisAAOICALXFOXA
Valuation 13 #98 of 112 53 #53 of 112 69 #17 of 53
Growth 53 #51 of 108 71 #32 of 108 70 #14 of 44
Profitability 17 #87 of 104 60 #42 of 104 91 #5 of 43
Financial Health 70 #35 of 116 76 #29 of 116 88 #8 of 61
Shareholder Returns 7 #79 of 85 99 #2 of 85 55 #14 of 30
Overall 32 72 75
  • AAOI ranked among 121 companies in Computer Hardware
  • CALX ranked among 121 companies in Computer Hardware
  • FOXA ranked among 61 companies in Advertising and Media

Price Performance

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

Returns

PeriodAAOICALXFOXASPY
1 month -51.2%-1.5%+10.0% -1.0%
3 months -53.9%-12.1%+18.7% -0.4%
6 months -66.8%-23.7%+12.0% +4.5%
Year to date +70.0%-36.1%-4.7% +12.4%
1 year +100.9%-48.3%+7.9% +13.6%
3 years +525.9%-4.9%+118.9% +76.4%
3 years, per year +84.4%-1.7%+29.9% +20.8%
5 years +911.4%-52.5%+67.9% +63.7%
5 years, per year +58.9%-13.8%+10.9% +10.4%
10 years +173.8%+412.7%— +267.7%
10 years, per year +10.6%+17.8%— +13.9%

Risk

MeasureAAOICALXFOXASPY
Volatility, 1Y 139.7%41.5%36.5% 12.8%
Downside volatility, 1Y 128.5%45.3%41.8% 12.7%
Beta vs S&P 500, 1Y 4.280.960.10 1.00
Return / volatility, 1Y 0.72-1.160.22 1.06
Max drawdown, 5Y -77.2%-65.3%-36.0% -25.4%
From 52-week high -73.4%-49.6%-8.5% -1.6%
52-week high $223.10$67.18$76.11 $779.14
52-week low $19.49$33.15$48.79 $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.

MultipleAAOICALXFOXA
P/E now vs peer median -84.8xmedian 28.1x 46.4xmedian 28.1x 14.5xmedian 17.7x
P/S now vs peer median 8.4xmedian 2.6x 1.8xmedian 2.6x 1.6xmedian 0.5x
EV/EBITDA now vs peer median -142.0xmedian 18.4x 24.8xmedian 18.4x 9.8xmedian 10.4x
P/FCF now vs peer median -8.3xmedian 26.6x 33.6xmedian 26.6x 13.3xmedian 8.8x
P/B now vs peer median 3.0xmedian 2.8x 3.0xmedian 2.8x 2.3xmedian 1.7x
PEG now vs peer median -2.55median 1.11 43.64median 1.11 0.47median 0.42

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 monthsAAOICALXFOXA
Revenue $595.97M $1.15B $17.96B
Gross profit $172.33M $637.49M –
Operating income -$67.41M $60.39M –
Net income -$57.02M $45.75M $2.08B
Free cash flow -$600.81M $62.16M $2.21B
R&D $107.61M $215.00M –
EPS (diluted) $-0.70 $0.71 $4.74
Cash & equivalents $499.74M $55.89M $4.54B
Total debt $57.26M – $6.61B
Shares (diluted) 81.57M 64.45M 428.00M
Enterprise value $3.01B $1.10B $15.14B

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
MetricAAOICALXFOXA
P/E -84.8x 46.4x 14.5x
P/FCF -8.3x 33.6x 13.3x
P/Operating cash flow -37.9x 25.0x 10.8x
P/S 8.4x 1.8x 1.6x
P/B 3.0x 3.0x 2.3x
P/Tangible book 3.0x 3.0x 3.0x
EV/EBITDA -142.0x 24.8x 9.8x
EV/EBIT -67.6x 32.1x 11.4x
EV/Revenue 7.6x 1.7x 1.7x
EV/FCF -7.6x 31.2x 14.2x
EV/Operating cash flow -34.6x 23.2x 11.6x
PEG (3Y EPS CAGR) -2.55 43.64 0.47

Growth

14 metrics
MetricAAOICALXFOXA
Revenue growth (1Y) 61.8% 22.9% 9.0%
Revenue CAGR (3Y) 40.9% 4.0% 6.4%
Gross profit growth (1Y) 62.0% 21.6% –
Gross profit CAGR (3Y) 73.3% 6.4% –
Operating income growth (1Y) -40.6% 958.5% –
Operating income CAGR (3Y) -2.8% 6.0% –
Net income growth (1Y) 63.4% 730.9% 0.2%
Net income CAGR (3Y) 6.2% -1.5% 25.3%
EPS growth (1Y) 74.5% 783.2% 6.0%
EPS CAGR (3Y) 33.2% 1.1% 31.0%
Operating cash flow growth (1Y) 15.2% -19.9% -10.5%
Operating cash flow CAGR (3Y) -168.6% 20.7% 21.1%
Free cash flow growth (1Y) -146.3% -27.3% -17.3%
Free cash flow CAGR (3Y) -294.2% 29.3% 23.3%

Profitability

14 metrics
MetricAAOICALXFOXA
Gross margin 28.9% 55.6% –
EBITDA margin -5.4% 6.8% 17.8%
Operating margin -11.3% 5.3% –
Pretax margin -10.6% 6.1% 15.4%
Net margin -9.6% 4.0% 11.3%
FCF margin -100.8% 5.4% 12.3%
Operating cash flow margin -22.1% 7.3% 15.1%
Return on equity -4.1% 6.5% 17.1%
Return on assets -2.9% 4.9% 9.1%
Return on invested capital -4.2% – 11.1%
Return on capital employed -4.5% 8.0% 13.6%
Asset turnover 0.3x 1.2x 0.8x
Cash conversion (OCF / net income) 2.3x 1.8x 1.3x
Stock comp / revenue 2.6% 7.0% 0.8%

Financial Health

11 metrics
MetricAAOICALXFOXA
Debt / assets 2.5% – 28.6%
Debt / equity 0.0x – 0.5x
Net debt / EBITDA 13.8x – 0.6x
Debt / FCF -0.1x – 3.0x
Liabilities / assets 27.5% 24.1% 45.6%
Equity / assets 72.5% 75.9% 54.4%
Interest coverage -19.1x – –
Current ratio 2.8x 3.0x 3.8x
Quick ratio 1.9x 1.5x 3.4x
Cash ratio 1.2x 0.8x 1.9x
Altman Z-score 4.98 7.13 3.52

Shareholder Returns

7 metrics
MetricAAOICALXFOXA
Dividend yield – – 0.8%
Net buyback yield -27.0% 11.8% 6.0%
Shareholder yield -27.0% 11.8% 6.8%
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.

ConsensusAAOICALXFOXA
Forward P/E 83.5xFY2026 20.9xFY2026 12.3xFY2027
EPS, next fiscal year $0.71FY2026 $1.62FY2026 $5.66FY2027
EPS growth, next FY – +20.9%FY2026 +4.4%FY2027
EPS growth, the year after +646.5% +48.1% +9.2%
Revenue, next fiscal year $994.70MFY2026 $1.11BFY2026 $16.94BFY2027
Revenue growth, next FY +118.3%FY2026 +11.0%FY2026 -1.1%FY2027
Revenue growth, the year after +185.6% +18.8% -0.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAAOICALXFOXA
Held by institutions 60.5% 94.5% 60.1%
Institutions holding 482 290 747
Change in shares held, QoQ -3.5% +0.5% +9.3%
Institutions buying 313 148 375
Institutions selling 144 111 274
Buyers to sellers 2.17 1.33 1.37

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.

AAOICALXFOXA
AAOI 1.00 0.23 -0.05
CALX 0.23 1.00 0.02
FOXA -0.05 0.02 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AAOI, CALX and FOXA?

Fox (FOXA) is the largest by market capitalisation: Applied Optoelectronics (AAOI) $4.29B, Calix (CALX) $2.08B, Fox (FOXA) $29.50B.

Which stock is cheaper, AAOI, CALX and FOXA?

Fox (FOXA) trades on the lowest price-to-earnings ratio (Applied Optoelectronics (AAOI) -75.2x, Calix (CALX) 45.5x, Fox (FOXA) 14.5x). On next year's consensus earnings, Fox (FOXA) is cheapest (Applied Optoelectronics (AAOI) 83.5x, Calix (CALX) 20.9x, Fox (FOXA) 12.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Applied Optoelectronics (AAOI) grew revenue fastest over the trailing twelve months: Applied Optoelectronics (AAOI) +61.8%, Calix (CALX) +22.9%, Fox (FOXA) +9.0%.

Which company is more profitable?

Fox (FOXA) has the highest net margin (Applied Optoelectronics (AAOI) -9.6%, Calix (CALX) 4.0%, Fox (FOXA) 11.3%). On return on invested capital, Fox (FOXA) leads (Applied Optoelectronics (AAOI) -4.2%, Fox (FOXA) 11.1%).

Which stock has performed better?

Over the past year Applied Optoelectronics (AAOI) returned the most: Applied Optoelectronics (AAOI) +100.9%, Calix (CALX) -48.3%, Fox (FOXA) +7.9%. Over five years, Applied Optoelectronics (AAOI) compounded fastest (Applied Optoelectronics (AAOI) +58.9%/yr, Calix (CALX) -13.8%/yr, Fox (FOXA) +10.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Fox (FOXA) has been the steadiest (Applied Optoelectronics (AAOI) 139.7%, Calix (CALX) 41.5%, Fox (FOXA) 36.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AAOI, CALX and FOXA?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Fox (FOXA) leads on 8. 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.