Ciena Corp (CIEN)vsAT&T Inc (T)
CIEN
Ciena Corp
$437.70
+1.94%
TECHNOLOGY · Cap: $60.74B
T
AT&T Inc
$28.81
-0.21%
COMMUNICATION SERVICES · Cap: $204.67B
Smart Verdict
WallStSmart Research — data-driven comparison
AT&T Inc generates 2352% more annual revenue ($125.65B vs $5.12B). T leads profitability with a 17.5% profit margin vs 4.5%. T appears more attractively valued with a PEG of 1.60. T earns a higher WallStSmart Score of 63/100 (C+).
CIEN
Buy54
out of 100
Grade: C-
T
Buy63
out of 100
Grade: C+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-299.5%
Fair Value
$74.41
Current Price
$437.70
$363.29 premium
Margin of Safety
-39.7%
Fair Value
$20.67
Current Price
$28.81
$8.14 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Revenue surging 33.1% year-over-year
Large-cap with strong market position
Mega-cap, among the largest globally
Attractively priced relative to earnings
Reasonable price relative to book value
Generating 4.5B in free cash flow
Areas to Watch
Expensive relative to growth rate
2.3% earnings growth
4.5% margin — thin
Premium valuation, high expectations priced in
Expensive relative to growth rate
3.6% revenue growth
Earnings declined 5.6%
Comparative Analysis Report
WallStSmart ResearchBull Case : CIEN
The strongest argument for CIEN centers on Revenue Growth, Market Cap. Revenue growth of 33.1% demonstrates continued momentum.
Bull Case : T
The strongest argument for T centers on Market Cap, P/E Ratio, Price/Book. Profitability is solid with margins at 17.5% and operating margin at 18.4%.
Bear Case : CIEN
The primary concerns for CIEN are PEG Ratio, EPS Growth, Profit Margin. A P/E of 270.1x leaves little room for execution misses. Thin 4.5% margins leave little buffer for downturns.
Bear Case : T
The primary concerns for T are PEG Ratio, Revenue Growth, EPS Growth.
Key Dynamics to Monitor
CIEN profiles as a hypergrowth stock while T is a value play — different risk/reward profiles.
CIEN carries more volatility with a beta of 1.09 — expect wider price swings.
CIEN is growing revenue faster at 33.1% — sustainability is the question.
T generates stronger free cash flow (4.5B), providing more financial flexibility.
Bottom Line
T scores higher overall (63/100 vs 54/100), backed by strong 17.5% margins. Both earn "Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
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 →AT&T Inc
COMMUNICATION SERVICES · TELECOM SERVICES · USA
AT&T Inc. is an American multinational conglomerate holding company, Delaware-registered but headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world largest telecommunications company, and the second largest provider of mobile telephone services.
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