vs

Side-by-side financial comparison of Rockwell Automation (ROK) and Western Digital (WDC). Click either name above to swap in a different company.

Western Digital is the larger business by last-quarter revenue ($3.3B vs $2.2B, roughly 1.5× Rockwell Automation). Western Digital runs the higher net margin — 96.0% vs 15.7%, a 80.4% gap on every dollar of revenue. On growth, Western Digital posted the faster year-over-year revenue change (45.5% vs 11.9%). Western Digital produced more free cash flow last quarter ($978.0M vs $238.0M). Over the past eight quarters, Rockwell Automation's revenue compounded faster (4.5% CAGR vs -9.7%).

Rockwell Automation, Inc. is an American provider of industrial automation and digital transformation technologies headquartered in Milwaukee, Wisconsin. Its brands include Allen-Bradley, FactoryTalk software and LifecycleIQ Services. Rockwell Automation employs approximately 27,000 people and has customers in more than 100 countries worldwide.

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).

ROK vs WDC — Head-to-Head

Bigger by revenue
WDC
WDC
1.5× larger
WDC
$3.3B
$2.2B
ROK
Growing faster (revenue YoY)
WDC
WDC
+33.6% gap
WDC
45.5%
11.9%
ROK
Higher net margin
WDC
WDC
80.4% more per $
WDC
96.0%
15.7%
ROK
More free cash flow
WDC
WDC
$740.0M more FCF
WDC
$978.0M
$238.0M
ROK
Faster 2-yr revenue CAGR
ROK
ROK
Annualised
ROK
4.5%
-9.7%
WDC

Income Statement — Q3 FY2026 vs Q1 FY2027

Metric
ROK
ROK
WDC
WDC
Revenue
$2.2B
$3.3B
Net Profit
$351.0M
$3.2B
Gross Margin
149.8%
50.2%
Operating Margin
35.7%
Net Margin
15.7%
96.0%
Revenue YoY
11.9%
45.5%
Net Profit YoY
38.9%
516.3%
EPS (diluted)
$3.10
$8.20

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
ROK
ROK
WDC
WDC
Q3 26
$3.3B
Q2 26
$2.2B
$3.0B
Q1 26
$3.0B
Q4 25
$2.1B
$2.8B
Q3 25
$2.3B
Q2 25
$2.1B
$-1.2B
Q1 25
$2.0B
$2.3B
Q4 24
$1.9B
$4.3B
Net Profit
ROK
ROK
WDC
WDC
Q3 26
$3.2B
Q2 26
$351.0M
$1.8B
Q1 26
$1.8B
Q4 25
$305.0M
$1.2B
Q3 25
$138.0M
Q2 25
$295.0M
$282.0M
Q1 25
$252.0M
$520.0M
Q4 24
$184.0M
$594.0M
Gross Margin
ROK
ROK
WDC
WDC
Q3 26
50.2%
Q2 26
149.8%
45.7%
Q1 26
45.7%
Q4 25
48.3%
43.5%
Q3 25
69.4%
Q2 25
40.9%
Q1 25
40.5%
39.8%
Q4 24
38.4%
35.4%
Operating Margin
ROK
ROK
WDC
WDC
Q3 26
35.7%
Q2 26
30.1%
Q1 26
30.1%
Q4 25
20.7%
28.1%
Q3 25
2.7%
Q2 25
16.0%
Q1 25
14.9%
33.1%
Q4 24
17.1%
19.9%
Net Margin
ROK
ROK
WDC
WDC
Q3 26
96.0%
Q2 26
15.7%
61.1%
Q1 26
61.1%
Q4 25
14.5%
41.9%
Q3 25
6.0%
Q2 25
13.8%
-24.4%
Q1 25
12.6%
22.7%
Q4 24
9.8%
13.9%
EPS (diluted)
ROK
ROK
WDC
WDC
Q3 26
$8.20
Q2 26
$3.10
$4.73
Q1 26
$4.73
Q4 25
$2.69
$3.07
Q3 25
$1.24
Q2 25
$2.60
$0.72
Q1 25
$2.22
$1.42
Q4 24
$1.61
$1.63

Balance Sheet & Financial Strength

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

Metric
ROK
ROK
WDC
WDC
Cash + ST InvestmentsLiquidity on hand
$423.0M
$2.0B
Total DebtLower is stronger
$3.7B
$1.6B
Stockholders' EquityBook value
$9.7B
Total Assets
$15.0B
Debt / EquityLower = less leverage
0.16×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ROK
ROK
WDC
WDC
Q3 26
$2.0B
Q2 26
$423.0M
$2.0B
Q1 26
$2.0B
Q4 25
$444.0M
$2.0B
Q3 25
$468.0M
Q2 25
$495.0M
$2.1B
Q1 25
$456.0M
$3.5B
Q4 24
$477.0M
$2.3B
Total Debt
ROK
ROK
WDC
WDC
Q3 26
$1.6B
Q2 26
$3.7B
$4.7B
Q1 26
$4.7B
Q4 25
$4.7B
Q3 25
$2.6B
Q2 25
$4.7B
Q1 25
$7.3B
Q4 24
$7.4B
Stockholders' Equity
ROK
ROK
WDC
WDC
Q3 26
$9.7B
Q2 26
$7.1B
Q1 26
$7.1B
Q4 25
$3.7B
$5.9B
Q3 25
$3.7B
Q2 25
$3.5B
$5.3B
Q1 25
$3.4B
$5.2B
Q4 24
$3.4B
$12.1B
Total Assets
ROK
ROK
WDC
WDC
Q3 26
$15.0B
Q2 26
$15.6B
Q1 26
$15.6B
Q4 25
$11.2B
$14.4B
Q3 25
$11.2B
Q2 25
$11.2B
$14.0B
Q1 25
$11.0B
$16.4B
Q4 24
$10.9B
$25.5B
Debt / Equity
ROK
ROK
WDC
WDC
Q3 26
0.16×
Q2 26
0.65×
Q1 26
0.65×
Q4 25
0.80×
Q3 25
0.72×
Q2 25
0.89×
Q1 25
1.42×
Q4 24
0.61×

Cash Flow & Capital Efficiency

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

Metric
ROK
ROK
WDC
WDC
Operating Cash FlowLast quarter
$1.1B
Free Cash FlowOCF − Capex
$238.0M
$978.0M
FCF MarginFCF / Revenue
10.6%
29.3%
Capex IntensityCapex / Revenue
4.9%
Cash ConversionOCF / Net Profit
0.35×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ROK
ROK
WDC
WDC
Q3 26
$1.1B
Q2 26
$745.0M
Q1 26
Q4 25
$234.0M
$672.0M
Q3 25
$454.0M
Q2 25
$527.0M
$746.0M
Q1 25
$199.0M
$508.0M
Q4 24
$364.0M
$403.0M
Free Cash Flow
ROK
ROK
WDC
WDC
Q3 26
$978.0M
Q2 26
$238.0M
$653.0M
Q1 26
Q4 25
$170.0M
$599.0M
Q3 25
Q2 25
$489.0M
$675.0M
Q1 25
$171.0M
$379.0M
Q4 24
$293.0M
$287.0M
FCF Margin
ROK
ROK
WDC
WDC
Q3 26
29.3%
Q2 26
10.6%
21.6%
Q1 26
Q4 25
8.1%
21.3%
Q3 25
Q2 25
22.8%
-58.5%
Q1 25
8.5%
16.5%
Q4 24
15.6%
6.7%
Capex Intensity
ROK
ROK
WDC
WDC
Q3 26
Q2 26
4.9%
Q1 26
Q4 25
3.0%
2.6%
Q3 25
Q2 25
1.8%
-6.2%
Q1 25
1.4%
5.6%
Q4 24
3.8%
2.7%
Cash Conversion
ROK
ROK
WDC
WDC
Q3 26
0.35×
Q2 26
0.40×
Q1 26
Q4 25
0.77×
0.57×
Q3 25
3.29×
Q2 25
1.79×
2.65×
Q1 25
0.79×
0.98×
Q4 24
1.98×
0.68×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ROK
ROK

Intelligent Devices (a)$1.0B45%
Software & Control (b)$684.0M31%
Lifecycle Services (c)$547.0M24%

WDC
WDC

Segment breakdown not available.

Related Comparisons