UI vs AAOI vs EXTR Stock Comparison

Ubiquiti, Applied Optoelectronics and Extreme Networks Prices as of Oct 26, 2026 Peers: Industry group
UI Ubiquiti Inc.
$585.48 +4.3% 1M -20.4% 1Y
Market cap
$36.33B
P/E
37.8x
Revenue (TTM)
$3.27B
Div. yield
–
Networking Equipment Technology
6 wins
EXTR Extreme Networks Inc
$22.70 +5.5% 1M +8.7% 1Y
Market cap
$3.17B
P/E
75.2x
Revenue (TTM)
$1.28B
Div. yield
–
Networking Equipment Technology
2 wins

Head to Head

11 decided of 12

Ubiquiti leads on 6 of the 12 questions below (Ubiquiti 6, Applied Optoelectronics 3, Extreme Networks 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionUIAAOIEXTRLeader
Larger companyMarket capitalisation $36.33B $6.28B $3.17B UI
Cheaper on earningsLower P/E, profitable companies only 37.8x -110.0x 75.2x UI
Cheaper on forward earningsLower price / next fiscal year consensus EPS 31.0x 101.3x 16.4x EXTR
Faster revenue growthRevenue growth, trailing twelve months +27.2% +61.8% +12.6% AAOI
More profitableNet margin, trailing twelve months 29.3% -9.6% 3.3% UI
Better return on capitalReturn on invested capital 72.8% -4.2% 19.4% UI
Less leveragedLower net debt / EBITDA — 13.8x -0.6x EXTR
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -20.4% +111.5% +8.7% AAOI
Better 5-year returnAnnualised price return, 5 years +14.4%/yr +56.4%/yr +18.6%/yr AAOI
Less volatileAnnualised volatility, 1 year 53.8% 138.9% 55.5% UI
Higher overall scoreMean of the five percentile scores vs peers 68/100 33/100 51/100 UI

Percentile Scorecard

UIAAOIEXTR

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

AxisUIAAOIEXTR
Valuation 27 #81 of 111 12 #98 of 111 37 #70 of 111
Growth 90 #12 of 108 55 #49 of 108 39 #66 of 108
Profitability 99 #2 of 104 16 #88 of 104 70 #32 of 104
Financial Health 75 #30 of 115 72 #33 of 115 23 #89 of 115
Shareholder Returns 50 #41 of 81 9 #74 of 81 88 #11 of 81
Overall 68 33 51
  • UI ranked among 121 companies in Computer Hardware
  • AAOI ranked among 121 companies in Computer Hardware
  • EXTR ranked among 121 companies in Computer Hardware

Price Performance

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

Returns

PeriodUIAAOIEXTRSPY
1 month +4.3%-29.1%+5.5% -0.8%
3 months +8.4%-26.5%-24.2% +3.5%
6 months -42.0%-50.7%+30.0% +7.0%
Year to date +5.8%+106.4%+36.3% +12.2%
1 year -20.4%+111.5%+8.7% +13.0%
3 years +401.8%+921.9%+10.5% +86.3%
3 years, per year +71.3%+117.1%+3.4% +23.1%
5 years +95.5%+835.5%+134.7% +68.6%
5 years, per year +14.4%+56.4%+18.6% +11.0%
10 years +1,006.8%+236.3%+434.1% +258.0%
10 years, per year +27.2%+12.9%+18.2% +13.6%

Risk

MeasureUIAAOIEXTRSPY
Volatility, 1Y 53.8%138.9%55.5% 12.7%
Downside volatility, 1Y 59.5%126.6%56.6% 12.7%
Beta vs S&P 500, 1Y 1.644.291.54 1.00
Return / volatility, 1Y -0.380.800.16 1.02
Max drawdown, 5Y -70.0%-82.6%-67.2% -25.4%
From 52-week high -46.0%-67.8%-32.7% -1.8%
52-week high $1,084.50$223.10$33.71 $779.14
52-week low $515.44$19.49$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.

MultipleUIAAOIEXTR
P/E now vs peer median 36.9xmedian 32.0x -102.9xmedian 32.0x 71.5xmedian 32.0x
P/S now vs peer median 10.8xmedian 2.8x 10.2xmedian 2.8x 2.3xmedian 2.8x
EV/EBITDA now vs peer median 28.9xmedian 19.4x -175.3xmedian 19.4x 34.0xmedian 19.4x
P/FCF now vs peer median 39.0xmedian 29.0x -10.1xmedian 29.0x 31.3xmedian 29.0x
P/B now vs peer median 24.6xmedian 2.9x 3.6xmedian 2.9x 33.6xmedian 2.9x
PEG now vs peer median 1.12median 1.13 -3.10median 1.13 -3.79median 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 monthsUIAAOIEXTR
Revenue $3.27B $595.97M $1.28B
Gross profit $1.51B $172.33M $789.14M
Operating income $1.19B -$67.41M $62.70M
Net income $960.30M -$57.02M $42.12M
Free cash flow $908.94M -$600.81M $95.24M
R&D $204.17M $107.61M $233.88M
EPS (diluted) $15.85 $-0.70 $0.31
Cash & equivalents $522.58M $499.74M $211.76M
Total debt $180.81M $57.26M $163.72M
Shares (diluted) 60.57M 81.57M 134.97M
Enterprise value $34.87B $4.99B $2.31B

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
MetricUIAAOIEXTR
P/E 36.9x -102.9x 71.5x
P/FCF 39.0x -10.1x 31.3x
P/Operating cash flow 38.2x -46.1x 24.2x
P/S 10.8x 10.2x 2.3x
P/B 24.6x 3.6x 33.6x
P/Tangible book 24.6x 3.6x 34.8x
EV/EBITDA 28.9x -175.3x 34.0x
EV/EBIT 29.4x -83.5x 46.7x
EV/Revenue 10.6x 9.4x 2.3x
EV/FCF 38.3x -9.4x 30.8x
EV/Operating cash flow 37.5x -42.7x 23.8x
PEG (3Y EPS CAGR) 1.12 -3.10 -3.79

Growth

14 metrics
MetricUIAAOIEXTR
Revenue growth (1Y) 27.2% 61.8% 12.6%
Revenue CAGR (3Y) 19.0% 40.9% -0.7%
Gross profit growth (1Y) 35.3% 62.0% 11.3%
Gross profit CAGR (3Y) 25.7% 73.3% 1.5%
Operating income growth (1Y) 41.8% -40.6% 269.9%
Operating income CAGR (3Y) 29.6% -2.8% -16.7%
Net income growth (1Y) 34.9% 63.4% 664.1%
Net income CAGR (3Y) 33.1% 6.2% -18.6%
EPS growth (1Y) 34.8% 74.5% 653.0%
EPS CAGR (3Y) 33.0% 33.2% -18.9%
Operating cash flow growth (1Y) 45.1% 15.2% -19.0%
Operating cash flow CAGR (3Y) 103.2% -168.6% -20.9%
Free cash flow growth (1Y) 44.9% -146.3% -25.2%
Free cash flow CAGR (3Y) 95.4% -294.2% -26.0%

Profitability

14 metrics
MetricUIAAOIEXTR
Gross margin 46.2% 28.9% 61.5%
EBITDA margin 36.8% -5.4% 6.7%
Operating margin 36.2% -11.3% 4.9%
Pretax margin 36.1% -10.6% 4.0%
Net margin 29.3% -9.6% 3.3%
FCF margin 27.8% -100.8% 7.4%
Operating cash flow margin 28.4% -22.1% 9.6%
Return on equity 72.7% -4.1% 50.3%
Return on assets 49.1% -2.9% 3.6%
Return on invested capital 72.8% -4.2% 19.4%
Return on capital employed 89.1% -4.5% 10.8%
Asset turnover 1.7x 0.3x 1.1x
Cash conversion (OCF / net income) 1.0x 2.3x 2.9x
Stock comp / revenue 0.2% 2.6% 6.9%

Financial Health

11 metrics
MetricUIAAOIEXTR
Debt / assets – 2.5% 13.9%
Debt / equity – 0.0x 1.8x
Net debt / EBITDA – 13.8x -0.6x
Debt / FCF – -0.1x 1.7x
Liabilities / assets 34.5% 27.5% 92.5%
Equity / assets 65.5% 72.5% 7.5%
Interest coverage – -19.1x 4.5x
Current ratio 2.9x 2.8x 0.9x
Quick ratio 1.5x 1.9x 0.6x
Cash ratio 1.0x 1.2x 0.4x
Altman Z-score 32.88 5.99 1.78

Shareholder Returns

7 metrics
MetricUIAAOIEXTR
Dividend yield 0.6% – –
Net buyback yield – -22.3% 2.9%
Shareholder yield 0.6% -22.3% 2.9%
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.

ConsensusUIAAOIEXTR
Forward P/E 31.0xFY2027 101.3xFY2026 16.4xFY2027
EPS, next fiscal year $18.88FY2027 $0.71FY2026 $1.38FY2027
EPS growth, next FY +18.4%FY2027 – +30.2%FY2027
EPS growth, the year after +9.2% +646.5% +2.9%
Revenue, next fiscal year $4.12BFY2027 $994.70MFY2026 $1.34BFY2027
Revenue growth, next FY +25.9%FY2027 +118.3%FY2026 +4.5%FY2027
Revenue growth, the year after +5.9% +185.6% +21.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersUIAAOIEXTR
Held by institutions 4.9% 60.5% 96.7%
Institutions holding 354 481 338
Change in shares held, QoQ +8.0% -3.5% +1.2%
Institutions buying 163 313 181
Institutions selling 139 143 121
Buyers to sellers 1.17 2.19 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.

UIAAOIEXTR
UI 1.00 0.31 0.21
AAOI 0.31 1.00 0.34
EXTR 0.21 0.34 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, UI, AAOI and EXTR?

Ubiquiti (UI) is the largest by market capitalisation: Ubiquiti (UI) $36.33B, Applied Optoelectronics (AAOI) $6.28B, Extreme Networks (EXTR) $3.17B.

Which stock is cheaper, UI, AAOI and EXTR?

Ubiquiti (UI) trades on the lowest price-to-earnings ratio (Ubiquiti (UI) 37.8x, Applied Optoelectronics (AAOI) -110.0x, Extreme Networks (EXTR) 75.2x). On next year's consensus earnings, Extreme Networks (EXTR) is cheapest (Ubiquiti (UI) 31.0x, Applied Optoelectronics (AAOI) 101.3x, Extreme Networks (EXTR) 16.4x). 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: Ubiquiti (UI) +27.2%, Applied Optoelectronics (AAOI) +61.8%, Extreme Networks (EXTR) +12.6%.

Which company is more profitable?

Ubiquiti (UI) has the highest net margin (Ubiquiti (UI) 29.3%, Applied Optoelectronics (AAOI) -9.6%, Extreme Networks (EXTR) 3.3%). On return on invested capital, Ubiquiti (UI) leads (Ubiquiti (UI) 72.8%, Applied Optoelectronics (AAOI) -4.2%, Extreme Networks (EXTR) 19.4%).

Which stock has performed better?

Over the past year Applied Optoelectronics (AAOI) returned the most: Ubiquiti (UI) -20.4%, Applied Optoelectronics (AAOI) +111.5%, Extreme Networks (EXTR) +8.7%. Over five years, Applied Optoelectronics (AAOI) compounded fastest (Ubiquiti (UI) +14.4%/yr, Applied Optoelectronics (AAOI) +56.4%/yr, Extreme Networks (EXTR) +18.6%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ubiquiti (UI) has been the steadiest (Ubiquiti (UI) 53.8%, Applied Optoelectronics (AAOI) 138.9%, Extreme Networks (EXTR) 55.5%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, UI, AAOI 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, Ubiquiti (UI) leads on 6. 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.