WallStSmart

Applied Opt (AAOI)vsCiena Corp (CIEN)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Ciena Corp generates 998% more annual revenue ($5.57B vs $507.00M). CIEN leads profitability with a 7.9% profit margin vs -8.6%. CIEN appears more attractively valued with a PEG of 0.65. CIEN earns a higher WallStSmart Score of 66/100 (B-).

AAOI

Hold

38

out of 100

Grade: F

Growth: 8.0Profit: 2.0Value: 6.0Quality: 7.5
Piotroski: 5/9Altman Z: 1.12

CIEN

Strong Buy

66

out of 100

Grade: B-

Growth: 8.7Profit: 6.5Value: 5.0Quality: 6.0
Piotroski: 5/9Altman Z: 1.18

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AAOI3 strengths · Avg: 9.0/10
Revenue GrowthGrowth
51.4%10/10

Revenue surging 51.4% year-over-year

Debt/EquityHealth
0.169/10

Conservative balance sheet, low leverage

PEG RatioValuation
0.788/10

Growing faster than its price suggests

CIEN4 strengths · Avg: 9.3/10
Revenue GrowthGrowth
39.5%10/10

Revenue surging 39.5% year-over-year

EPS GrowthGrowth
2383.0%10/10

Earnings expanding 2383.0% YoY

Market CapQuality
$56.22B9/10

Large-cap with strong market position

PEG RatioValuation
0.658/10

Growing faster than its price suggests

Areas to Watch

AAOI4 concerns · Avg: 2.5/10
EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Return on EquityProfitability
-3.9%2/10

ROE of -3.9% — below average capital efficiency

Free Cash FlowQuality
$-143.58M2/10

Negative free cash flow — burning cash

Altman Z-ScoreHealth
1.122/10

Distress zone — elevated risk

CIEN4 concerns · Avg: 2.8/10
Price/BookValuation
18.2x4/10

Trading at 18.2x book value

Profit MarginProfitability
7.9%3/10

7.9% margin — thin

P/E RatioValuation
136.9x2/10

Premium valuation, high expectations priced in

Altman Z-ScoreHealth
1.182/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : AAOI

The strongest argument for AAOI centers on Revenue Growth, Debt/Equity, PEG Ratio. Revenue growth of 51.4% demonstrates continued momentum. PEG of 0.78 suggests the stock is reasonably priced for its growth.

Bull Case : CIEN

The strongest argument for CIEN centers on Revenue Growth, EPS Growth, Market Cap. Revenue growth of 39.5% demonstrates continued momentum. PEG of 0.65 suggests the stock is reasonably priced for its growth.

Bear Case : AAOI

The primary concerns for AAOI are EPS Growth, Return on Equity, Free Cash Flow.

Bear Case : CIEN

The primary concerns for CIEN are Price/Book, Profit Margin, P/E Ratio. A P/E of 136.9x leaves little room for execution misses.

Key Dynamics to Monitor

AAOI carries more volatility with a beta of 3.69 — expect wider price swings.

AAOI is growing revenue faster at 51.4% — sustainability is the question.

CIEN generates stronger free cash flow (219M), providing more financial flexibility.

Monitor COMMUNICATION EQUIPMENT industry trends, competitive dynamics, and regulatory changes.

Bottom Line

CIEN scores higher overall (66/100 vs 38/100) and 39.5% revenue growth. Both earn "Strong Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Applied Opt

TECHNOLOGY · COMMUNICATION EQUIPMENT · USA

Applied Optoelectronics, Inc. designs, manufactures, and sells various fiber optic networking products globally. The company is headquartered in Sugar Land, Texas.

Ciena Corp

TECHNOLOGY · COMMUNICATION EQUIPMENT · USA

Ciena Corporation provides hardware, software, and network services that support the transport, routing, switching, aggregation, service delivery, and management of video, data, and voice traffic on communications networks worldwide. The company is headquartered in Hanover, Maryland.

Visit Website →

Want to dig deeper into these stocks?