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Side-by-side financial comparison of American Electric Power (AEP) and Western Digital (WDC). Click either name above to swap in a different company.

American Electric Power is the larger business by last-quarter revenue ($5.1B vs $3.0B, roughly 1.7× Western Digital). Western Digital runs the higher net margin — 61.1% vs 12.0%, a 49.1% gap on every dollar of revenue. On growth, Western Digital posted the faster year-over-year revenue change (31.5% vs 6.2%). Over the past eight quarters, American Electric Power's revenue compounded faster (-0.3% CAGR vs -6.6%).

American Electric Power Company, Inc., an electric public utility holding company, engages in the generation, transmission, and distribution of electricity for sale to retail and wholesale customers in the United States. It operates through Vertically Integrated Utilities, Transmission and Distribution Utilities, AEP Transmission Holdco, and Generation & Marketing segments. The company generates electricity using coal and lignite, natural gas, nuclear, hydro, solar, wind, and other energy sou...

Western Digital Corporation, doing business as WD, is an American data storage company headquartered in San Jose, California. Established in 1970, the company is one of the world's largest manufacturers of hard disk drives (HDDs).

AEP vs WDC — Head-to-Head

Bigger by revenue
AEP
AEP
1.7× larger
AEP
$5.1B
$3.0B
WDC
Growing faster (revenue YoY)
WDC
WDC
+25.3% gap
WDC
31.5%
6.2%
AEP
Higher net margin
WDC
WDC
49.1% more per $
WDC
61.1%
12.0%
AEP
Faster 2-yr revenue CAGR
AEP
AEP
Annualised
AEP
-0.3%
-6.6%
WDC

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
AEP
AEP
WDC
WDC
Revenue
$5.1B
$3.0B
Net Profit
$605.2M
$1.8B
Gross Margin
45.7%
Operating Margin
22.1%
30.1%
Net Margin
12.0%
61.1%
Revenue YoY
6.2%
31.5%
Net Profit YoY
-9.1%
254.2%
EPS (diluted)
$1.06
$4.73

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AEP
AEP
WDC
WDC
Q1 26
$3.0B
Q4 25
$5.1B
$2.8B
Q3 25
$6.0B
Q2 25
$5.1B
$-1.2B
Q1 25
$5.6B
$2.3B
Q4 24
$4.8B
$4.3B
Q3 24
$5.5B
$4.1B
Q2 24
$4.7B
$3.8B
Net Profit
AEP
AEP
WDC
WDC
Q1 26
$1.8B
Q4 25
$605.2M
$1.2B
Q3 25
$1.0B
Q2 25
$1.3B
$282.0M
Q1 25
$802.2M
$520.0M
Q4 24
$665.9M
$594.0M
Q3 24
$961.7M
$493.0M
Q2 24
$342.5M
$39.0M
Gross Margin
AEP
AEP
WDC
WDC
Q1 26
45.7%
Q4 25
43.5%
Q3 25
Q2 25
Q1 25
39.8%
Q4 24
35.4%
Q3 24
37.9%
Q2 24
35.9%
Operating Margin
AEP
AEP
WDC
WDC
Q1 26
30.1%
Q4 25
22.1%
28.1%
Q3 25
25.5%
Q2 25
27.7%
Q1 25
22.8%
33.1%
Q4 24
23.0%
19.9%
Q3 24
24.7%
18.1%
Q2 24
14.7%
5.7%
Net Margin
AEP
AEP
WDC
WDC
Q1 26
61.1%
Q4 25
12.0%
41.9%
Q3 25
16.8%
Q2 25
25.5%
-24.4%
Q1 25
14.2%
22.7%
Q4 24
14.0%
13.9%
Q3 24
17.6%
12.0%
Q2 24
7.4%
1.0%
EPS (diluted)
AEP
AEP
WDC
WDC
Q1 26
$4.73
Q4 25
$1.06
$3.07
Q3 25
$1.81
Q2 25
$2.29
$0.72
Q1 25
$1.50
$1.42
Q4 24
$1.24
$1.63
Q3 24
$1.80
$1.35
Q2 24
$0.64
$0.15

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AEP
AEP
WDC
WDC
Cash + ST InvestmentsLiquidity on hand
$417.0M
$2.0B
Total DebtLower is stronger
$47.3B
$4.7B
Stockholders' EquityBook value
$31.1B
$7.1B
Total Assets
$114.5B
$15.6B
Debt / EquityLower = less leverage
1.52×
0.65×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEP
AEP
WDC
WDC
Q1 26
$2.0B
Q4 25
$417.0M
$2.0B
Q3 25
$1.3B
Q2 25
$439.3M
$2.1B
Q1 25
$463.6M
$3.5B
Q4 24
$418.3M
$2.3B
Q3 24
$474.4M
$1.7B
Q2 24
$428.2M
$1.9B
Total Debt
AEP
AEP
WDC
WDC
Q1 26
$4.7B
Q4 25
$47.3B
$4.7B
Q3 25
$46.1B
Q2 25
$44.5B
$4.7B
Q1 25
$43.0B
$7.3B
Q4 24
$42.6B
$7.4B
Q3 24
$42.0B
$7.4B
Q2 24
$42.1B
$7.4B
Stockholders' Equity
AEP
AEP
WDC
WDC
Q1 26
$7.1B
Q4 25
$31.1B
$5.9B
Q3 25
$30.4B
Q2 25
$29.9B
$5.3B
Q1 25
$27.3B
$5.2B
Q4 24
$26.9B
$12.1B
Q3 24
$26.6B
$11.6B
Q2 24
$26.1B
$10.8B
Total Assets
AEP
AEP
WDC
WDC
Q1 26
$15.6B
Q4 25
$114.5B
$14.4B
Q3 25
$110.3B
Q2 25
$107.8B
$14.0B
Q1 25
$104.4B
$16.4B
Q4 24
$103.1B
$25.5B
Q3 24
$100.1B
$24.8B
Q2 24
$99.6B
$24.2B
Debt / Equity
AEP
AEP
WDC
WDC
Q1 26
0.65×
Q4 25
1.52×
0.80×
Q3 25
1.52×
Q2 25
1.49×
0.89×
Q1 25
1.57×
1.42×
Q4 24
1.58×
0.61×
Q3 24
1.58×
0.64×
Q2 24
1.61×
0.69×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AEP
AEP
WDC
WDC
Operating Cash FlowLast quarter
$1.8B
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
3.00×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEP
AEP
WDC
WDC
Q1 26
Q4 25
$1.8B
$672.0M
Q3 25
$2.5B
Q2 25
$1.2B
$746.0M
Q1 25
$1.4B
$508.0M
Q4 24
$1.7B
$403.0M
Q3 24
$2.2B
$34.0M
Q2 24
$1.5B
$366.0M
Free Cash Flow
AEP
AEP
WDC
WDC
Q1 26
Q4 25
$599.0M
Q3 25
$2.2B
Q2 25
$675.0M
Q1 25
$379.0M
Q4 24
$287.0M
Q3 24
$-62.0M
Q2 24
$250.0M
FCF Margin
AEP
AEP
WDC
WDC
Q1 26
Q4 25
21.3%
Q3 25
36.3%
Q2 25
-58.5%
Q1 25
16.5%
Q4 24
6.7%
Q3 24
-1.5%
Q2 24
6.6%
Capex Intensity
AEP
AEP
WDC
WDC
Q1 26
Q4 25
2.6%
Q3 25
5.0%
Q2 25
-6.2%
Q1 25
5.6%
Q4 24
2.7%
Q3 24
0.0%
2.3%
Q2 24
3.1%
Cash Conversion
AEP
AEP
WDC
WDC
Q1 26
Q4 25
3.00×
0.57×
Q3 25
2.46×
Q2 25
0.95×
2.65×
Q1 25
1.81×
0.98×
Q4 24
2.59×
0.68×
Q3 24
2.26×
0.07×
Q2 24
4.27×
9.38×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AEP
AEP

Transmissionand Distribution Utilities Revenues$1.5B29%
Electric Generation Transmission Distribution Revenues$956.6M19%
Electricity Transmission And Distribution Revenues$931.8M18%
Industrial$685.8M14%
Marketing Competitive Retailand Renewable$438.3M9%
Wholesale Generation$231.1M5%
Wholesale Transmission$113.6M2%
Other$110.2M2%
Electric Transmission$103.4M2%
Other Retail$60.1M1%

WDC
WDC

Cloud$2.7B89%
Client Devices$176.0M6%
Consumer$168.0M6%

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