Stock vs Stock Comparison

Coherent Corp. vs Applied Optoelectronics, Inc.

COHR wins the Tale of the Tape 7–2.

COHR$417.43
AAOI$184.07

🏆 Tale of the Tape

72
COHRAAOI
0.9%Profitability (Net Margin)-8.4%
172.1xValuation (P/E)
2.0%Efficiency (ROIC)-3.8%
7/9Health (Piotroski F)4/9
6.1Safety (Altman Z)
23.4%Growth (Rev YoY)82.8%
2.61Risk (Sharpe 1Y)2.40
0.76xBalance Sheet (D/E)0.59x
0.32%FCF Yield

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

Rolling Correlation

0.579
252-Day Correlation
0.577
126-Day Correlation

Moderately correlated — some diversification benefit from holding both.

Fundamentals

MetricCOHRAAOI
Market Cap$70.7B$12.7B
P/E Ratio172.1x
Forward P/E44.6x33.2x
P/B6.62x11.31x
Dividend Yield
Beta2.053.76

Quantitative Metrics

MetricCOHRAAOI
DCF Fair Value$5.41
DCF Upside-98.2%
Piotroski F7/94/9
Altman Z6.07
Beneish M-2.54-0.61
FCF Yield0.32%
Net Debt/EBITDA2.9x
ROIC2.0%-3.8%
WACC15.7%
ROIC – WACC-13.7pp
Gross Margin35.2%30.0%
Net Margin0.9%-8.4%
Rev Growth YoY23.4%82.8%
Sharpe (1Y)2.612.40
Max Drawdown 3Y-54.9%-77.2%
FCF Payout Ratio6%

COHR Price

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AAOI Price

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ETF Exposure

COHR found in:

VBK0.88%
SMMD0.72%
VOT0.70%
XLK0.47%
VB0.38%
VO0.30%
VGT0.28%
SPYG0.20%
ONEO0.18%
VFMO0.18%
VONV0.17%
SPY0.11%
VUG0.11%
SPTM0.10%
VOO0.10%
VTI0.09%
VONE0.09%
VT0.05%
QUS0.02%

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.

COHR vs AAOI: Head-to-Head Analysis

Coherent Corp. (COHR) and Applied Optoelectronics, Inc. (AAOI) represent two companies in the Technology sector. In our quantitative Tale of the Tape scoring, COHR leads 7–2 across nine fundamental and risk metrics including profitability, valuation, capital efficiency, and financial health.

In terms of capital efficiency, COHR generates a return on invested capital (ROIC) of 2.0% compared to AAOI's -3.8%. This suggests COHR is more effective at deploying capital to generate shareholder returns.

The 252-day rolling correlation between COHR and AAOI is 0.579, indicating moderate co-movement, with some diversification value from holding both in a portfolio context.

COHR appears in 19 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, COHR or AAOI?

Our quantitative analysis compares COHR and AAOI across nine fundamental dimensions. COHR wins the Tale of the Tape 7–2. 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 COHR and AAOI correlated?

The 252-day correlation between COHR and AAOI is 0.579. They show moderate correlation — partially diversifying.

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.