WallStSmart

Advanced Energy Industries Inc (AEIS)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Western Digital Corporation generates 518% more annual revenue ($11.78B vs $1.91B). WDC leads profitability with a 55.3% profit margin vs 10.0%. WDC appears more attractively valued with a PEG of 0.43. WDC earns a higher WallStSmart Score of 79/100 (B+).

AEIS

Buy

59

out of 100

Grade: C

Growth: 6.7Profit: 6.0Value: 3.0Quality: 7.8
Piotroski: 6/9Altman Z: 2.97

WDC

Strong Buy

79

out of 100

Grade: B+

Growth: 7.3Profit: 9.5Value: 7.0Quality: 5.0

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AEIS2 strengths · Avg: 9.0/10
EPS GrowthGrowth
144.8%10/10

Earnings expanding 144.8% YoY

Revenue GrowthGrowth
26.3%8/10

Revenue surging 26.3% year-over-year

WDC6 strengths · Avg: 10.0/10
PEG RatioValuation
0.4310/10

Growing faster than its price suggests

Return on EquityProfitability
85.9%10/10

Every $100 of equity generates 86 in profit

Profit MarginProfitability
55.3%10/10

Keeps 55 of every $100 in revenue as profit

Operating MarginProfitability
37.0%10/10

Strong operational efficiency at 37.0%

Revenue GrowthGrowth
45.5%10/10

Revenue surging 45.5% year-over-year

EPS GrowthGrowth
482.9%10/10

Earnings expanding 482.9% YoY

Areas to Watch

AEIS4 concerns · Avg: 2.5/10
Price/BookValuation
9.8x4/10

Trading at 9.8x book value

PEG RatioValuation
2.772/10

Expensive relative to growth rate

P/E RatioValuation
74.1x2/10

Premium valuation, high expectations priced in

Free Cash FlowQuality
$-42.60M2/10

Negative free cash flow — burning cash

WDC2 concerns · Avg: 3.0/10
P/E RatioValuation
27.8x4/10

Moderate valuation

Price/BookValuation
24.7x2/10

Trading at 24.7x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : AEIS

The strongest argument for AEIS centers on EPS Growth, Revenue Growth. Revenue growth of 26.3% demonstrates continued momentum.

Bull Case : WDC

The strongest argument for WDC centers on PEG Ratio, Return on Equity, Profit Margin. Profitability is solid with margins at 55.3% and operating margin at 37.0%. Revenue growth of 45.5% demonstrates continued momentum.

Bear Case : AEIS

The primary concerns for AEIS are Price/Book, PEG Ratio, P/E Ratio. A P/E of 74.1x leaves little room for execution misses.

Bear Case : WDC

The primary concerns for WDC are P/E Ratio, Price/Book.

Key Dynamics to Monitor

WDC carries more volatility with a beta of 2.16 — expect wider price swings.

WDC is growing revenue faster at 45.5% — sustainability is the question.

WDC generates stronger free cash flow (978M), providing more financial flexibility.

Monitor ELECTRICAL EQUIPMENT & PARTS industry trends, competitive dynamics, and regulatory changes.

Bottom Line

WDC scores higher overall (79/100 vs 59/100), backed by strong 55.3% margins and 45.5% revenue growth. Both earn "Strong 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.

Advanced Energy Industries Inc

INDUSTRIALS · ELECTRICAL EQUIPMENT & PARTS · USA

Advanced Energy Industries, Inc. designs, manufactures, sells and supports precision energy conversion, measurement and control solutions globally. The company is headquartered in Denver, Colorado.

Western Digital Corporation

TECHNOLOGY · COMPUTER HARDWARE · USA

Western Digital Corporation (WDC, commonly known as Western Digital or WD) is an American computer hard disk drive manufacturer and data storage company, headquartered in San Jose, California. It designs, manufactures and sells data technology products, including storage devices, data center systems and cloud storage services.

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