Stock vs Stock Comparison

F5, Inc. vs Applied Optoelectronics, Inc.

FFIV wins the Tale of the Tape 6–3.

FFIV$405.66
AAOI$184.07

🏆 Tale of the Tape

63
FFIVAAOI
22.4%Profitability (Net Margin)-8.4%
31.5xValuation (P/E)
13.3%Efficiency (ROIC)-3.8%
7/9Health (Piotroski F)4/9
5.5Safety (Altman Z)
9.7%Growth (Rev YoY)82.8%
0.39Risk (Sharpe 1Y)2.40
0.76xBalance Sheet (D/E)0.59x
5.99%FCF Yield

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

Rolling Correlation

0.223
252-Day Correlation
0.185
126-Day Correlation

Low correlation — excellent diversification pair.

Fundamentals

MetricFFIVAAOI
Market Cap$21.6B$12.7B
P/E Ratio31.5x
Forward P/E21.7x33.2x
P/B6.17x11.31x
Dividend Yield
Beta1.003.76

Quantitative Metrics

MetricFFIVAAOI
DCF Fair Value$578.61
DCF Upside+94.1%
Piotroski F7/94/9
Altman Z5.49
Beneish M-2.53-0.61
FCF Yield5.99%
Net Debt/EBITDA
ROIC13.3%-3.8%
WACC
ROIC – WACC
Gross Margin81.4%30.0%
Net Margin22.4%-8.4%
Rev Growth YoY9.7%82.8%
Sharpe (1Y)0.392.40
Max Drawdown 3Y-77.2%
FCF Payout Ratio

FFIV Price

Loading chart...

AAOI Price

Loading chart...

ETF Exposure

FFIV found in:

HACK4.43%
XTL3.70%
ONEV0.55%
VBR0.42%
ONEO0.40%
QUS0.28%
VB0.23%
RSP0.21%
VGT0.15%
XLK0.14%
VFQY0.08%
SPYV0.08%
VONV0.06%
IWD0.05%
SCHV0.05%
SPTM0.04%
SPY0.03%
ESGV0.03%
VOO0.03%
VTI0.03%
VONE0.03%
SPLG0.03%
SCHX0.03%
IVV0.03%
SCHB0.02%
ITOT0.02%
URTH0.02%
ACWI0.02%

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.

FFIV vs AAOI: Head-to-Head Analysis

F5, Inc. (FFIV) and Applied Optoelectronics, Inc. (AAOI) represent two companies in the Technology sector. In our quantitative Tale of the Tape scoring, FFIV leads 6–3 across nine fundamental and risk metrics including profitability, valuation, capital efficiency, and financial health.

In terms of capital efficiency, FFIV generates a return on invested capital (ROIC) of 13.3% compared to AAOI's -3.8%. This suggests FFIV is more effective at deploying capital to generate shareholder returns.

The 252-day rolling correlation between FFIV and AAOI is 0.223, indicating low correlation, making them an effective diversification pair in a portfolio context.

FFIV appears in 28 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, FFIV or AAOI?

Our quantitative analysis compares FFIV and AAOI across nine fundamental dimensions. FFIV 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 FFIV and AAOI correlated?

The 252-day correlation between FFIV and AAOI is 0.223. 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.