Stock vs Stock Comparison

Fortinet, Inc. vs Applied Optoelectronics, Inc.

FTNT wins the Tale of the Tape 6–3.

FTNT$146.48
AAOI$184.07

🏆 Tale of the Tape

63
FTNTAAOI
27.3%Profitability (Net Margin)-8.4%
53.5xValuation (P/E)
34.0%Efficiency (ROIC)-3.8%
6/9Health (Piotroski F)4/9
5.2Safety (Altman Z)
14.2%Growth (Rev YoY)82.8%
-0.53Risk (Sharpe 1Y)2.40
7.40xBalance Sheet (D/E)0.59x
4.04%FCF Yield

Green = winner in each category. Higher is better except P/E (lower = cheaper).

Rolling Correlation

0.171
252-Day Correlation
0.079
126-Day Correlation

Low correlation — excellent diversification pair.

Fundamentals

MetricFTNTAAOI
Market Cap$101.1B$12.7B
P/E Ratio53.5x
Forward P/E40.3x33.2x
P/B102.35x11.31x
Dividend Yield
Beta0.923.76

Quantitative Metrics

MetricFTNTAAOI
DCF Fair Value$67.21
DCF Upside-14.7%
Piotroski F6/94/9
Altman Z5.16
Beneish M-2.65-0.61
FCF Yield4.04%
Net Debt/EBITDA-0.8x
ROIC34.0%-3.8%
WACC10.9%
ROIC – WACC23.0pp
Gross Margin80.5%30.0%
Net Margin27.3%-8.4%
Rev Growth YoY14.2%82.8%
Sharpe (1Y)-0.532.40
Max Drawdown 3Y-77.2%
FCF Payout Ratio

FTNT Price

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AAOI Price

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ETF Exposure

FTNT found in:

HACK4.86%
MOAT2.42%
VFQY1.77%
XSW1.09%
VOT0.59%
XLK0.54%
QUS0.49%
QQQ0.33%
VGT0.30%
MGK0.28%
VO0.25%
RSP0.19%
SCHG0.19%
IWF0.18%
VONG0.17%
VUG0.16%
SPYG0.15%
ONEO0.15%
SPY0.13%
SPTM0.12%
SPYV0.10%
ESGV0.10%
SPLG0.09%
VOO0.09%
IVV0.09%
SCHX0.08%
VONE0.08%
ITOT0.08%
SCHB0.08%
VTI0.07%
URTH0.06%
ACWI0.06%
VT0.05%

AAOI found in:

XTL3.89%
VTWO0.32%
VXF0.13%
VGT0.11%
VFMO0.09%

More Comparisons

Quant metrics computed from financial statements and 1,200+ trading days. Correlation is Pearson coefficient on daily log returns. Not investment advice.

FTNT vs AAOI: Head-to-Head Analysis

Fortinet, Inc. (FTNT) and Applied Optoelectronics, Inc. (AAOI) represent two companies in the Technology sector. In our quantitative Tale of the Tape scoring, FTNT leads 6–3 across nine fundamental and risk metrics including profitability, valuation, capital efficiency, and financial health.

In terms of capital efficiency, FTNT generates a return on invested capital (ROIC) of 34.0% compared to AAOI's -3.8%. This suggests FTNT is more effective at deploying capital to generate shareholder returns.

The 252-day rolling correlation between FTNT and AAOI is 0.171, indicating low correlation, making them an effective diversification pair in a portfolio context.

FTNT appears in 33 ETFs tracked by SecuritiesDB, while AAOI appears in 5 ETFs. Investors holding broad-market ETFs may already have indirect exposure to both stocks.

Frequently Asked Questions

Which stock is the better investment, FTNT or AAOI?

Our quantitative analysis compares FTNT and AAOI across nine fundamental dimensions. FTNT wins the Tale of the Tape 6–3. However, stock selection depends on your individual risk tolerance, time horizon, and portfolio context. These metrics are computed from SEC filings and market data — they are not investment recommendations.

Are FTNT and AAOI correlated?

The 252-day correlation between FTNT and AAOI is 0.171. They have low correlation, offering good diversification.

How is the Tale of the Tape scored?

The Tale of the Tape compares both stocks across nine categories: profitability (net margin), valuation (P/E), efficiency (ROIC), health (Piotroski F-Score), safety (Altman Z-Score), growth (revenue YoY), risk (Sharpe ratio), leverage (debt-to-equity), and cash generation (FCF yield). The stock that wins more categories takes the overall score. Lower P/E and lower debt-to-equity count as wins.