CALX vs AMCX vs EXTR Stock Comparison

Calix, AMC Global Media and Extreme Networks Prices as of Oct 27, 2026 Peers: Industry group
CALX Calix, Inc
$38.33 +15.6% 1M -37.2% 1Y
Market cap
$2.39B
P/E
46.7x
Revenue (TTM)
$1.11B
Div. yield
–
Networking Equipment Technology
5 wins
AMCX AMC Global Media Inc.
$7.84 -35.5% 1M +2.9% 1Y
Market cap
$324.77M
P/E
–
Revenue (TTM)
$2.25B
Div. yield
–
Television Broadcasting Communication Services
1 win
EXTR Extreme Networks Inc
$23.85 +10.8% 1M +15.0% 1Y
Market cap
$3.25B
P/E
77.1x
Revenue (TTM)
$1.28B
Div. yield
–
Networking Equipment Technology
5 wins

Head to Head

11 decided of 12

Extreme Networks leads on 5 of the 12 questions below (Extreme Networks 5, Calix 5, AMC Global Media 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionCALXAMCXEXTRLeader
Larger companyMarket capitalisation $2.39B $324.77M $3.25B EXTR
Cheaper on earningsLower P/E, profitable companies only 46.7x -16.4x 77.1x CALX
Cheaper on forward earningsLower price / next fiscal year consensus EPS 23.7x 6.6x 17.3x AMCX
Faster revenue growthRevenue growth, trailing twelve months +27.8% -4.6% +12.6% CALX
More profitableNet margin, trailing twelve months 4.6% -0.9% 3.3% CALX
Better return on capitalReturn on invested capital — 1.9% 19.4% EXTR
Less leveragedLower net debt / EBITDA — 8.0x -0.6x EXTR
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -37.2% +2.9% +15.0% EXTR
Better 5-year returnAnnualised price return, 5 years -8.8%/yr -28.1%/yr +19.1%/yr EXTR
Less volatileAnnualised volatility, 1 year 41.6% 49.7% 55.6% CALX
Higher overall scoreMean of the five percentile scores vs peers 76/100 59/100 52/100 CALX

Percentile Scorecard

CALXAMCXEXTR

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

AxisCALXAMCXEXTR
Valuation 60 #45 of 112 96 #3 of 53 36 #72 of 112
Growth 82 #20 of 109 37 #28 of 44 42 #64 of 109
Profitability 64 #38 of 104 46 #23 of 42 69 #33 of 104
Financial Health 76 #29 of 116 55 #28 of 61 24 #89 of 116
Shareholder Returns 98 #3 of 81 – 89 #10 of 81
Overall 76 59 52
  • CALX ranked among 122 companies in Computer Hardware
  • AMCX ranked among 61 companies in Advertising and Media
  • EXTR ranked among 122 companies in Computer Hardware

Price Performance

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

Returns

PeriodCALXAMCXEXTRSPY
1 month +15.6%-35.5%+10.8% -0.2%
3 months +3.3%-23.6%-20.5% +3.9%
6 months -8.8%-8.5%+39.9% +8.2%
Year to date -27.6%-17.6%+43.2% +12.9%
1 year -37.2%+2.9%+15.0% +12.3%
3 years +17.2%-29.7%+16.1% +87.4%
3 years, per year +5.4%-11.1%+5.1% +23.3%
5 years -36.9%-80.7%+139.5% +67.9%
5 years, per year -8.8%-28.1%+19.1% +10.9%
10 years +508.4%-84.3%+470.6% +261.1%
10 years, per year +19.8%-16.9%+19.0% +13.7%

Risk

MeasureCALXAMCXEXTRSPY
Volatility, 1Y 41.6%49.7%55.6% 12.7%
Downside volatility, 1Y 44.0%47.6%56.6% 12.7%
Beta vs S&P 500, 1Y 0.880.651.56 1.00
Return / volatility, 1Y -0.890.060.27 0.97
Max drawdown, 5Y -65.3%-88.7%-67.2% -25.4%
From 52-week high -44.0%-39.0%-29.2% -1.2%
52-week high $68.42$12.85$33.71 $779.14
52-week low $33.15$6.52$13.74 $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.

MultipleCALXAMCXEXTR
P/E now vs peer median 47.6xmedian 33.2x -17.1xmedian 18.4x 75.2xmedian 33.2x
P/S now vs peer median 2.2xmedian 2.8x 0.2xmedian 0.6x 2.4xmedian 2.8x
EV/EBITDA now vs peer median 28.0xmedian 20.0x 10.2xmedian 10.5x 35.8xmedian 20.0x
P/FCF now vs peer median 28.3xmedian 29.8x 1.8xmedian 9.0x 32.9xmedian 29.8x
P/B now vs peer median 3.4xmedian 3.0x 0.4xmedian 1.5x 35.3xmedian 3.0x
PEG now vs peer median 6.72median 1.17 0.35median 0.44 -3.99median 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 monthsCALXAMCXEXTR
Revenue $1.11B $2.25B $1.28B
Gross profit $628.73M $1.08B $789.14M
Operating income $61.25M $51.77M $62.70M
Net income $51.19M -$13.90M $42.12M
Free cash flow $85.42M $190.52M $95.24M
R&D $207.99M – $233.88M
EPS (diluted) $0.78 $-0.46 $0.31
Cash & equivalents $68.91M $464.00M $211.76M
Total debt – $1.66B $163.72M
Shares (diluted) 65.51M 43.02M 134.97M
Enterprise value $1.23B -$1.91B $2.39B

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
MetricCALXAMCXEXTR
P/E 47.6x -17.1x 75.2x
P/FCF 28.3x 1.8x 32.9x
P/Operating cash flow 22.0x 1.5x 25.4x
P/S 2.2x 0.2x 2.4x
P/B 3.4x 0.4x 35.3x
P/Tangible book 3.4x 0.4x 36.6x
EV/EBITDA 28.0x 10.2x 35.8x
EV/EBIT 36.2x 29.6x 49.2x
EV/Revenue 2.0x 0.7x 2.4x
EV/FCF 26.0x 8.1x 32.4x
EV/Operating cash flow 20.3x 7.0x 25.0x
PEG (3Y EPS CAGR) 6.72 0.35 -3.99

Growth

14 metrics
MetricCALXAMCXEXTR
Revenue growth (1Y) 27.8% -4.6% 12.6%
Revenue CAGR (3Y) 3.9% -9.6% -0.7%
Gross profit growth (1Y) 30.3% -11.3% 11.3%
Gross profit CAGR (3Y) 7.4% -10.0% 1.5%
Operating income growth (1Y) 273.3% 262.3% 269.9%
Operating income CAGR (3Y) 3.8% 10.8% -16.7%
Net income growth (1Y) 290.5% 92.1% 664.1%
Net income CAGR (3Y) 4.9% -20.8% -18.6%
EPS growth (1Y) 287.6% 85.2% 653.0%
EPS CAGR (3Y) 7.1% -48.3% -18.9%
Operating cash flow growth (1Y) 24.5% -34.1% -19.0%
Operating cash flow CAGR (3Y) 41.8% 4.9% -20.9%
Free cash flow growth (1Y) 19.4% -32.3% -25.2%
Free cash flow CAGR (3Y) 62.0% 9.4% -26.0%

Profitability

14 metrics
MetricCALXAMCXEXTR
Gross margin 56.6% 48.3% 61.5%
EBITDA margin 7.1% 6.7% 6.7%
Operating margin 5.5% 2.3% 4.9%
Pretax margin 6.5% -0.3% 4.0%
Net margin 4.6% -0.9% 3.3%
FCF margin 7.7% 8.5% 7.4%
Operating cash flow margin 9.9% 9.7% 9.6%
Return on equity 7.1% -1.0% 50.3%
Return on assets 5.4% -0.3% 3.6%
Return on invested capital – 1.9% 19.4%
Return on capital employed 8.2% 1.7% 10.8%
Asset turnover 1.2x 0.6x 1.1x
Cash conversion (OCF / net income) 2.1x -15.7x 2.9x
Stock comp / revenue 7.2% 1.1% 6.9%

Financial Health

11 metrics
MetricCALXAMCXEXTR
Debt / assets – 44.6% 13.9%
Debt / equity – 1.8x 1.8x
Net debt / EBITDA – 8.0x -0.6x
Debt / FCF – 8.7x 1.7x
Liabilities / assets 25.6% 74.6% 92.5%
Equity / assets 74.4% 25.4% 7.5%
Interest coverage – 0.3x 4.5x
Current ratio 2.8x 1.8x 0.9x
Quick ratio 1.6x 1.5x 0.6x
Cash ratio 0.9x 0.6x 0.4x
Altman Z-score 7.28 1.70 1.87

Shareholder Returns

7 metrics
MetricCALXAMCXEXTR
Dividend yield – – –
Net buyback yield 7.9% – 2.8%
Shareholder yield 7.9% – 2.8%
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.

ConsensusCALXAMCXEXTR
Forward P/E 23.7xFY2026 6.6xFY2026 17.3xFY2027
EPS, next fiscal year $1.62FY2026 $1.19FY2026 $1.38FY2027
EPS growth, next FY +20.9%FY2026 -41.4%FY2026 +30.2%FY2027
EPS growth, the year after +48.1% +85.7% +2.9%
Revenue, next fiscal year $1.11BFY2026 $2.52BFY2026 $1.34BFY2027
Revenue growth, next FY +11.0%FY2026 +9.0%FY2026 +4.5%FY2027
Revenue growth, the year after +18.8% -11.0% +21.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersCALXAMCXEXTR
Held by institutions 94.5% 78.3% 96.7%
Institutions holding 288 176 338
Change in shares held, QoQ +0.5% +3.9% +1.2%
Institutions buying 148 88 181
Institutions selling 111 54 121
Buyers to sellers 1.33 1.63 1.50

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.

CALXAMCXEXTR
CALX 1.00 0.05 0.29
AMCX 0.05 1.00 -0.05
EXTR 0.29 -0.05 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, CALX, AMCX and EXTR?

Extreme Networks (EXTR) is the largest by market capitalisation: Calix (CALX) $2.39B, AMC Global Media (AMCX) $324.77M, Extreme Networks (EXTR) $3.25B.

Which stock is cheaper, CALX, AMCX and EXTR?

Calix (CALX) trades on the lowest price-to-earnings ratio (Calix (CALX) 46.7x, AMC Global Media (AMCX) -16.4x, Extreme Networks (EXTR) 77.1x). On next year's consensus earnings, AMC Global Media (AMCX) is cheapest (Calix (CALX) 23.7x, AMC Global Media (AMCX) 6.6x, Extreme Networks (EXTR) 17.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Calix (CALX) grew revenue fastest over the trailing twelve months: Calix (CALX) +27.8%, AMC Global Media (AMCX) -4.6%, Extreme Networks (EXTR) +12.6%.

Which company is more profitable?

Calix (CALX) has the highest net margin (Calix (CALX) 4.6%, AMC Global Media (AMCX) -0.9%, Extreme Networks (EXTR) 3.3%). On return on invested capital, Extreme Networks (EXTR) leads (AMC Global Media (AMCX) 1.9%, Extreme Networks (EXTR) 19.4%).

Which stock has performed better?

Over the past year Extreme Networks (EXTR) returned the most: Calix (CALX) -37.2%, AMC Global Media (AMCX) +2.9%, Extreme Networks (EXTR) +15.0%. Over five years, Extreme Networks (EXTR) compounded fastest (Calix (CALX) -8.8%/yr, AMC Global Media (AMCX) -28.1%/yr, Extreme Networks (EXTR) +19.1%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Calix (CALX) has been the steadiest (Calix (CALX) 41.6%, AMC Global Media (AMCX) 49.7%, Extreme Networks (EXTR) 55.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, CALX, AMCX and EXTR?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Extreme Networks (EXTR) 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.