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Stock Comparison

SILC vs NTGR vs AAOI

Revenue, margins, valuation, and 5-year total return — side by side.

Live fundamentals10-year financials5-year price chart
SILC
Silicom Ltd.

Communication Equipment

TechnologyNASDAQ • IL
Market Cap$252M
5Y Perf.+31.2%
NTGR
NETGEAR, Inc.

Communication Equipment

TechnologyNASDAQ • US
Market Cap$708M
5Y Perf.+0.6%
AAOI
Applied Optoelectronics, Inc.

Semiconductors

TechnologyNASDAQ • US
Market Cap$12.44B
5Y Perf.+1684.3%

SILC vs NTGR vs AAOI — Key Financials

Market cap, revenue, margins, and valuation side-by-side.

Company Snapshot
SILC logoSILC
NTGR logoNTGR
AAOI logoAAOI
IndustryCommunication EquipmentCommunication EquipmentSemiconductors
Market Cap$252M$708M$12.44B
Revenue (TTM)$62M$690M$507M
Net Income (TTM)$-11M$-40M$-43M
Gross Margin30.6%37.5%29.6%
Operating Margin-19.8%-4.4%-11.6%
Forward P/E129.4x167.2x
Total Debt$11M$51M$167M
Cash & Equiv.$35M$210M$216M

SILC vs NTGR vs AAOILong-Term Stock Performance

Price return indexed to 100 at period start. Dividends excluded.

SILC
NTGR
AAOI
StockMay 20May 26Return
Silicom Ltd. (SILC)100131.2+31.2%
NETGEAR, Inc. (NTGR)100100.6+0.6%
Applied Optoelectro… (AAOI)1001784.3+1684.3%

Price return only. Dividends and distributions are not included.

Quick Verdict: SILC vs NTGR vs AAOI

Each card shows where this stock fits in a portfolio — not just who wins on paper.

Bottom line: AAOI leads in 3 of 7 categories, making it the strongest pick for growth and revenue expansion and recent price momentum and sentiment. NETGEAR, Inc. is the stronger pick specifically for valuation and capital efficiency and profitability and margin quality. As sector peers, any of these can serve as alternatives in the same allocation.
SILC
Silicom Ltd.
The Income Pick

SILC is the clearest fit if your priority is income & stability and sleep-well-at-night.

  • Dividend streak 0 yrs, beta 1.34
  • Lower volatility, beta 1.34, Low D/E 9.0%, current ratio 4.11x
  • Beta 1.34, current ratio 4.11x
Best for: income & stability and sleep-well-at-night
NTGR
NETGEAR, Inc.
The Value Play

NTGR is the clearest fit if your priority is value and quality.

  • Lower P/E (129.4x vs 167.2x)
  • -5.8% margin vs SILC's -18.5%
Best for: value and quality
AAOI
Applied Optoelectronics, Inc.
The Growth Play

AAOI has the current edge in this matchup, primarily because of its strength in growth exposure and long-term compounding.

  • Rev growth 82.8%, EPS growth 85.8%, 3Y rev CAGR 26.9%
  • 14.4% 10Y total return vs SILC's 71.8%
  • 82.8% revenue growth vs NTGR's 2.9%
Best for: growth exposure and long-term compounding
See the full category breakdown
CategoryWinnerWhy
GrowthAAOI logoAAOI82.8% revenue growth vs NTGR's 2.9%
ValueNTGR logoNTGRLower P/E (129.4x vs 167.2x)
Quality / MarginsNTGR logoNTGR-5.8% margin vs SILC's -18.5%
Stability / SafetySILC logoSILCBeta 1.34 vs AAOI's 4.13, lower leverage
DividendsTieNone of these 3 stocks pay a meaningful dividend
Momentum (1Y)AAOI logoAAOI+10.3% vs NTGR's -9.7%
Efficiency (ROA)AAOI logoAAOI-3.8% ROA vs SILC's -7.6%, ROIC -7.9% vs -10.5%

SILC vs NTGR vs AAOI — Revenue Breakdown by Segment

How each company's revenue is distributed across its business units

SILCSilicom Ltd.

Segment breakdown not available.

NTGRNETGEAR, Inc.
FY 2025
Consumer
51.1%$358M
Enterprise
48.9%$342M
AAOIApplied Optoelectronics, Inc.
FY 2025
CATV
53.9%$245M
Data Center
43.0%$196M
Telecom
3.0%$14M

SILC vs NTGR vs AAOI — Financial Metrics

Side-by-side numbers across 3 stocks — who leads on profitability, valuation, growth, and risk.

BEST OVERALLNTGRLAGGINGAAOI

Income & Cash Flow (Last 12 Months)

NTGR leads this category, winning 4 of 6 comparable metrics.

NTGR is the larger business by revenue, generating $690M annually — 11.1x SILC's $62M. NTGR is the more profitable business, keeping -5.8% of every revenue dollar as net income compared to SILC's -18.5%. On growth, AAOI holds the edge at +51.4% YoY revenue growth, suggesting stronger near-term business momentum.

MetricSILC logoSILCSilicom Ltd.NTGR logoNTGRNETGEAR, Inc.AAOI logoAAOIApplied Optoelect…
RevenueTrailing 12 months$62M$690M$507M
EBITDAEarnings before interest/tax-$12M-$19M-$37M
Net IncomeAfter-tax profit-$11M-$40M-$43M
Free Cash FlowCash after capex-$3M-$11M-$239M
Gross MarginGross profit ÷ Revenue+30.6%+37.5%+29.6%
Operating MarginEBIT ÷ Revenue-19.8%-4.4%-11.6%
Net MarginNet income ÷ Revenue-18.5%-5.8%-8.5%
FCF MarginFCF ÷ Revenue-5.4%-1.6%-47.1%
Rev. Growth (YoY)Latest quarter vs prior year+16.7%-2.0%+51.4%
EPS Growth (YoY)Latest quarter vs prior year+58.1%-123.8%-5.6%
NTGR leads this category, winning 4 of 6 comparable metrics.

Valuation Metrics

NTGR leads this category, winning 3 of 4 comparable metrics.
MetricSILC logoSILCSilicom Ltd.NTGR logoNTGRNETGEAR, Inc.AAOI logoAAOIApplied Optoelect…
Market CapShares × price$252M$708M$12.4B
Enterprise ValueMkt cap + debt − cash$227M$549M$12.4B
Trailing P/EPrice ÷ TTM EPS-22.01x-22.71x-246.17x
Forward P/EPrice ÷ next-FY EPS est.129.45x167.16x
PEG RatioP/E ÷ EPS growth rate
EV / EBITDAEnterprise value multiple
Price / SalesMarket cap ÷ Revenue4.07x1.02x27.29x
Price / BookPrice ÷ Book value/share2.15x1.50x12.92x
Price / FCFMarket cap ÷ FCF
NTGR leads this category, winning 3 of 4 comparable metrics.

Profitability & Efficiency

Evenly matched — SILC and NTGR and AAOI each lead in 3 of 8 comparable metrics.

AAOI delivers a -6.1% return on equity — every $100 of shareholder capital generates $-6 in annual profit, vs $-9 for SILC. SILC carries lower financial leverage with a 0.09x debt-to-equity ratio, signaling a more conservative balance sheet compared to AAOI's 0.23x. On the Piotroski fundamental quality scale (0–9), SILC scores 5/9 vs AAOI's 4/9, reflecting solid financial health.

MetricSILC logoSILCSilicom Ltd.NTGR logoNTGRNETGEAR, Inc.AAOI logoAAOIApplied Optoelect…
ROE (TTM)Return on equity-9.5%-8.0%-6.1%
ROA (TTM)Return on assets-7.6%-4.9%-3.8%
ROICReturn on invested capital-10.5%-8.4%-7.9%
ROCEReturn on capital employed-9.4%-6.0%-8.5%
Piotroski ScoreFundamental quality 0–9554
Debt / EquityFinancial leverage0.09x0.10x0.23x
Net DebtTotal debt minus cash-$25M-$159M-$49M
Cash & Equiv.Liquid assets$35M$210M$216M
Total DebtShort + long-term debt$11M$51M$167M
Interest CoverageEBIT ÷ Interest expense-28.36x
Evenly matched — SILC and NTGR and AAOI each lead in 3 of 8 comparable metrics.

Total Returns (Dividends Reinvested)

AAOI leads this category, winning 6 of 6 comparable metrics.

A $10,000 investment in AAOI five years ago would be worth $207,850 today (with dividends reinvested), compared to $6,704 for NTGR. Over the past 12 months, AAOI leads with a +1027.0% total return vs NTGR's -9.7%. The 3-year compound annual growth rate (CAGR) favors AAOI at 3.5% vs SILC's 8.2% — a key indicator of consistent wealth creation.

MetricSILC logoSILCSilicom Ltd.NTGR logoNTGRNETGEAR, Inc.AAOI logoAAOIApplied Optoelect…
YTD ReturnYear-to-date+211.4%+6.5%+297.9%
1-Year ReturnPast 12 months+185.3%-9.7%+1027.0%
3-Year ReturnCumulative with dividends+26.8%+86.5%+8801.1%
5-Year ReturnCumulative with dividends+6.2%-33.0%+1978.5%
10-Year ReturnCumulative with dividends+71.8%-37.7%+1435.6%
CAGR (3Y)Annualised 3-year return+8.2%+23.1%+3.5%
AAOI leads this category, winning 6 of 6 comparable metrics.

Risk & Volatility

SILC leads this category, winning 2 of 2 comparable metrics.

SILC is the less volatile stock with a 1.34 beta — it tends to amplify market swings less than AAOI's 4.13 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. SILC currently trades 90.5% from its 52-week high vs NTGR's 70.2% drawdown — a narrower gap to the peak suggests stronger recent price momentum.

MetricSILC logoSILCSilicom Ltd.NTGR logoNTGRNETGEAR, Inc.AAOI logoAAOIApplied Optoelect…
Beta (5Y)Sensitivity to S&P 5001.34x1.39x4.13x
52-Week HighHighest price in past year$48.92$36.86$191.87
52-Week LowLowest price in past year$13.34$19.00$12.56
% of 52W HighCurrent price vs 52-week peak+90.5%+70.2%+82.1%
RSI (14)Momentum oscillator 0–10076.356.162.9
Avg Volume (50D)Average daily shares traded77K515K12.4M
SILC leads this category, winning 2 of 2 comparable metrics.

Analyst Outlook

Insufficient data to determine a leader in this category.

Analyst consensus: SILC as "Hold", NTGR as "Hold", AAOI as "Buy". Consensus price targets imply 39.0% upside for NTGR (target: $36) vs -70.8% for AAOI (target: $46).

MetricSILC logoSILCSilicom Ltd.NTGR logoNTGRNETGEAR, Inc.AAOI logoAAOIApplied Optoelect…
Analyst RatingConsensus buy/hold/sellHoldHoldBuy
Price TargetConsensus 12-month target$36.00$46.00
# AnalystsCovering analysts21716
Dividend YieldAnnual dividend ÷ price
Dividend StreakConsecutive years of raises0
Dividend / ShareAnnual DPS
Buyback YieldShare repurchases ÷ mkt cap+0.7%+7.2%0.0%
Insufficient data to determine a leader in this category.
Key Takeaway

NTGR leads in 2 of 6 categories (Income & Cash Flow, Valuation Metrics). AAOI leads in 1 (Total Returns). 1 tied.

Best OverallNETGEAR, Inc. (NTGR)Leads 2 of 6 categories
Loading custom metrics...

SILC vs NTGR vs AAOI: Key Questions Answered

9 questions · data-driven answers · updated daily

01

Is SILC or NTGR or AAOI a better buy right now?

For growth investors, Applied Optoelectronics, Inc.

(AAOI) is the stronger pick with 82. 8% revenue growth year-over-year, versus 2. 9% for NETGEAR, Inc. (NTGR). Analysts rate Applied Optoelectronics, Inc. (AAOI) a "Buy" — based on 16 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

02

Which is the better long-term investment — SILC or NTGR or AAOI?

Over the past 5 years, Applied Optoelectronics, Inc.

(AAOI) delivered a total return of +1978%, compared to -33. 0% for NETGEAR, Inc. (NTGR). Over 10 years, the gap is even starker: AAOI returned +1436% versus NTGR's -37. 7%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

03

Which is safer — SILC or NTGR or AAOI?

By beta (market sensitivity over 5 years), Silicom Ltd.

(SILC) is the lower-risk stock at 1. 34β versus Applied Optoelectronics, Inc. 's 4. 13β — meaning AAOI is approximately 208% more volatile than SILC relative to the S&P 500. On balance sheet safety, Silicom Ltd. (SILC) carries a lower debt/equity ratio of 9% versus 23% for Applied Optoelectronics, Inc. — giving it more financial flexibility in a downturn.

04

Which is growing faster — SILC or NTGR or AAOI?

By revenue growth (latest reported year), Applied Optoelectronics, Inc.

(AAOI) is pulling ahead at 82. 8% versus 2. 9% for NETGEAR, Inc. (NTGR). On earnings-per-share growth, the picture is similar: Applied Optoelectronics, Inc. grew EPS 85. 8% year-over-year, compared to -371. 4% for NETGEAR, Inc.. Over a 3-year CAGR, AAOI leads at 26. 9% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

05

Which has better profit margins — SILC or NTGR or AAOI?

NETGEAR, Inc.

(NTGR) is the more profitable company, earning -4. 7% net margin versus -18. 5% for Silicom Ltd. — meaning it keeps -4. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: NTGR leads at -5. 1% versus -19. 8% for SILC. At the gross margin level — before operating expenses — NTGR leads at 36. 2%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

06

Is SILC or NTGR or AAOI more undervalued right now?

On forward earnings alone, NETGEAR, Inc.

(NTGR) trades at 129. 4x forward P/E versus 167. 2x for Applied Optoelectronics, Inc. — 37. 7x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for NTGR: 39. 0% to $36. 00.

07

Which pays a better dividend — SILC or NTGR or AAOI?

None of the stocks in this comparison currently pay a material dividend.

All are effectively zero-yield and should be held for capital appreciation rather than income.

08

Is SILC or NTGR or AAOI better for a retirement portfolio?

For long-horizon retirement investors, Applied Optoelectronics, Inc.

(AAOI) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+1436% 10Y return). Both have compounded well over 10 years (AAOI: +1436%, NTGR: -37. 7%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

09

What are the main differences between SILC and NTGR and AAOI?

Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: SILC is a small-cap quality compounder stock; NTGR is a small-cap quality compounder stock; AAOI is a mid-cap high-growth stock. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.

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SILC

High-Growth Disruptor

  • Sector: Technology
  • Market Cap > $100B
  • Revenue Growth > 8%
  • Gross Margin > 18%
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NTGR

Quality Business

  • Sector: Technology
  • Market Cap > $100B
  • Gross Margin > 22%
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AAOI

High-Growth Disruptor

  • Sector: Technology
  • Market Cap > $100B
  • Revenue Growth > 25%
  • Gross Margin > 17%
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Beat Both

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(SILC: 16.7% · NTGR: -2.0%)

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