SILC vs ERIC vs AAOI Stock Comparison

Silicom, Ericsson Lm Telephone and Applied Optoelectronics Prices as of Oct 26, 2026 Peers: Industry group
SILC Silicom Ltd.
$40.10 -24.0% 1M +133.3% 1Y
Market cap
$239.69M
P/E
–
Revenue (TTM)
$75.43M
Div. yield
–
Networking Equipment Technology
1 win
ERIC Ericsson Lm Telephone Co
$10.89 +14.3% 1M +15.2% 1Y
Market cap
$36.91B
P/E
18.1x
Revenue (TTM)
$24.56B
Div. yield
-0.03%
Networking Equipment Technology
7 wins

Head to Head

10 decided of 12

Ericsson Lm Telephone leads on 7 of the 12 questions below (Ericsson Lm Telephone 7, Applied Optoelectronics 2, Silicom 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionSILCERICAAOILeader
Larger companyMarket capitalisation $239.69M $36.91B $6.28B ERIC
Cheaper on earningsLower P/E, profitable companies only -24.5x 18.1x -110.0x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 16.8x 101.3x ERIC
Faster revenue growthRevenue growth, trailing twelve months +28.6% -38.5% +61.8% AAOI
More profitableNet margin, trailing twelve months -13.0% 8.3% -9.6% ERIC
Better return on capitalReturn on invested capital — 20.0% -4.2% ERIC
Less leveragedLower net debt / EBITDA — -0.6x 13.8x ERIC
Higher dividend yieldTrailing dividend yield 0.00% -0.03% 0.00% –
Better 1-year returnPrice return, last 12 months +133.3% +15.2% +111.5% SILC
Better 5-year returnAnnualised price return, 5 years -1.4%/yr -0.2%/yr +56.4%/yr AAOI
Less volatileAnnualised volatility, 1 year 90.3% 36.5% 138.9% ERIC
Higher overall scoreMean of the five percentile scores vs peers 36/100 59/100 33/100 ERIC

Percentile Scorecard

SILCERICAAOI

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

AxisSILCERICAAOI
Valuation 42 #65 of 111 88 #14 of 111 12 #98 of 111
Growth 22 #85 of 108 46 #59 of 108 55 #49 of 108
Profitability 18 #86 of 104 86 #15 of 104 16 #88 of 104
Financial Health 65 #41 of 115 40 #70 of 115 72 #33 of 115
Shareholder Returns – 38 #51 of 81 9 #74 of 81
Overall 36 59 33
  • SILC ranked among 121 companies in Computer Hardware
  • ERIC ranked among 121 companies in Computer Hardware
  • AAOI ranked among 121 companies in Computer Hardware

Price Performance

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

Returns

PeriodSILCERICAAOISPY
1 month -24.0%+14.3%-29.1% -0.8%
3 months +1.8%+12.6%-26.5% +3.5%
6 months +38.8%-1.5%-50.7% +7.0%
Year to date +172.8%+12.8%+106.4% +12.2%
1 year +133.3%+15.2%+111.5% +13.0%
3 years +167.3%+149.8%+921.9% +86.3%
3 years, per year +38.8%+35.7%+117.1% +23.1%
5 years -6.6%-1.0%+835.5% +68.6%
5 years, per year -1.4%-0.2%+56.4% +11.0%
10 years -4.1%+116.1%+236.3% +258.0%
10 years, per year -0.4%+8.0%+12.9% +13.6%

Risk

MeasureSILCERICAAOISPY
Volatility, 1Y 90.3%36.5%138.9% 12.7%
Downside volatility, 1Y 79.5%36.7%126.6% 12.7%
Beta vs S&P 500, 1Y 3.001.034.29 1.00
Return / volatility, 1Y 1.480.420.80 1.02
Max drawdown, 5Y -77.3%-65.8%-82.6% -25.4%
From 52-week high -35.0%-20.7%-67.8% -1.8%
52-week high $61.65$13.74$223.10 $779.14
52-week low $13.50$9.15$19.49 $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.

MultipleSILCERICAAOI
P/E now vs peer median -23.4xmedian 32.0x 17.8xmedian 32.0x -102.9xmedian 32.0x
P/S now vs peer median 3.0xmedian 2.8x 1.5xmedian 2.8x 10.2xmedian 2.8x
EV/EBITDA now vs peer median —median 19.4x 9.1xmedian 19.4x -175.3xmedian 19.4x
P/FCF now vs peer median —median 29.0x 9.8xmedian 29.0x -10.1xmedian 29.0x
P/B now vs peer median 2.0xmedian 2.9x 3.3xmedian 2.9x 3.6xmedian 2.9x
PEG now vs peer median 0.62median 1.13 0.41median 1.13 -3.10median 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 monthsSILCERICAAOI
Revenue $75.43M $24.56B $595.97M
Gross profit $22.75M $11.51B $172.33M
Operating income -$10.69M $2.90B -$67.41M
Net income -$9.79M $2.04B -$57.02M
Free cash flow – $3.76B -$600.81M
R&D $21.03M $5.22B $107.61M
EPS (diluted) $-1.72 $0.61 $-0.70
Cash & equivalents $25.15M $5.11B $499.74M
Total debt – $3.73B $57.26M
Shares (diluted) 5.71M 3.34B 81.57M
Enterprise value $100.39M $14.53B $4.99B

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
MetricSILCERICAAOI
P/E -23.4x 17.8x -102.9x
P/FCF – 9.8x -10.1x
P/Operating cash flow – 10.7x -46.1x
P/S 3.0x 1.5x 10.2x
P/B 2.0x 3.3x 3.6x
P/Tangible book 2.1x 3.3x 3.6x
EV/EBITDA – 9.1x -175.3x
EV/EBIT -18.5x 11.9x -83.5x
EV/Revenue 2.6x 1.4x 9.4x
EV/FCF – 9.2x -9.4x
EV/Operating cash flow – 10.0x -42.7x
PEG (3Y EPS CAGR) 0.62 0.41 -3.10

Growth

14 metrics
MetricSILCERICAAOI
Revenue growth (1Y) 28.6% -38.5% 61.8%
Revenue CAGR (3Y) -22.1% -2.0% 40.9%
Gross profit growth (1Y) 31.6% 3.7% 62.0%
Gross profit CAGR (3Y) -24.5% 4.0% 73.3%
Operating income growth (1Y) 18.2% -18.4% -40.6%
Operating income CAGR (3Y) -35.7% 55.0% -2.8%
Net income growth (1Y) 34.3% -18.7% 63.4%
Net income CAGR (3Y) -36.0% 43.4% 6.2%
EPS growth (1Y) 30.7% -17.7% 74.5%
EPS CAGR (3Y) -37.8% 43.1% 33.2%
Operating cash flow growth (1Y) – 4.3% 15.2%
Operating cash flow CAGR (3Y) – 44.0% -168.6%
Free cash flow growth (1Y) – 6.1% -146.3%
Free cash flow CAGR (3Y) – 34.7% -294.2%

Profitability

14 metrics
MetricSILCERICAAOI
Gross margin 30.2% 46.8% 28.9%
EBITDA margin – 15.4% -5.4%
Operating margin -14.2% 11.8% -11.3%
Pretax margin -12.3% 11.2% -10.6%
Net margin -13.0% 8.3% -9.6%
FCF margin – 15.3% -100.8%
Operating cash flow margin – 14.0% -22.1%
Return on equity -8.5% 18.7% -4.1%
Return on assets -6.1% 6.8% -2.9%
Return on invested capital – 20.0% -4.2%
Return on capital employed -8.9% 17.8% -4.5%
Asset turnover 0.5x 0.8x 0.3x
Cash conversion (OCF / net income) – 1.7x 2.3x
Stock comp / revenue – – 2.6%

Financial Health

11 metrics
MetricSILCERICAAOI
Debt / assets – 12.4% 2.5%
Debt / equity – 0.3x 0.0x
Net debt / EBITDA – -0.6x 13.8x
Debt / FCF – 1.0x -0.1x
Liabilities / assets 29.5% 63.1% 27.5%
Equity / assets 70.5% 36.9% 72.5%
Interest coverage – – -19.1x
Current ratio 3.1x 1.2x 2.8x
Quick ratio 1.3x 0.8x 1.9x
Cash ratio 0.8x 0.4x 1.2x
Altman Z-score 4.50 – 5.99

Shareholder Returns

7 metrics
MetricSILCERICAAOI
Dividend yield – 2.8% –
Net buyback yield – -2.2% -22.3%
Shareholder yield 0.0% 0.6% -22.3%
Payout ratio (earnings) – 50.9% –
Payout ratio (FCF) – 27.7% –
Dividend growth (1Y) – -13.4% –
Dividend CAGR (3Y) – -7.7% –

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.

ConsensusSILCERICAAOI
Forward P/E – 16.8xFY2026 101.3xFY2026
EPS, next fiscal year $-0.43FY2026 $0.65FY2026 $0.71FY2026
EPS growth, next FY – -30.9%FY2026 –
EPS growth, the year after – -3.1% +646.5%
Revenue, next fiscal year $91.18MFY2026 $24.16BFY2026 $994.70MFY2026
Revenue growth, next FY +47.2%FY2026 -8.1%FY2026 +118.3%FY2026
Revenue growth, the year after +29.1% +1.0% +185.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersSILCERICAAOI
Held by institutions 43.1% 9.5% 60.5%
Institutions holding 51 388 481
Change in shares held, QoQ +42.4% +0.4% -3.5%
Institutions buying 32 219 313
Institutions selling 12 110 143
Buyers to sellers 2.67 1.99 2.19

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.

SILCERICAAOI
SILC 1.00 0.20 0.36
ERIC 0.20 1.00 0.23
AAOI 0.36 0.23 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, SILC, ERIC and AAOI?

Ericsson Lm Telephone (ERIC) is the largest by market capitalisation: Silicom (SILC) $239.69M, Ericsson Lm Telephone (ERIC) $36.91B, Applied Optoelectronics (AAOI) $6.28B.

Which company is growing faster?

Applied Optoelectronics (AAOI) grew revenue fastest over the trailing twelve months: Silicom (SILC) +28.6%, Ericsson Lm Telephone (ERIC) -38.5%, Applied Optoelectronics (AAOI) +61.8%.

Which company is more profitable?

Ericsson Lm Telephone (ERIC) has the highest net margin (Silicom (SILC) -13.0%, Ericsson Lm Telephone (ERIC) 8.3%, Applied Optoelectronics (AAOI) -9.6%). On return on invested capital, Ericsson Lm Telephone (ERIC) leads (Ericsson Lm Telephone (ERIC) 20.0%, Applied Optoelectronics (AAOI) -4.2%).

Which stock has performed better?

Over the past year Silicom (SILC) returned the most: Silicom (SILC) +133.3%, Ericsson Lm Telephone (ERIC) +15.2%, Applied Optoelectronics (AAOI) +111.5%. Over five years, Applied Optoelectronics (AAOI) compounded fastest (Silicom (SILC) -1.4%/yr, Ericsson Lm Telephone (ERIC) -0.2%/yr, Applied Optoelectronics (AAOI) +56.4%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Ericsson Lm Telephone (ERIC) has been the steadiest (Silicom (SILC) 90.3%, Ericsson Lm Telephone (ERIC) 36.5%, Applied Optoelectronics (AAOI) 138.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, SILC, ERIC and AAOI?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Ericsson Lm Telephone (ERIC) leads on 7. 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.