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Side-by-side financial comparison of NOV Inc. (NOV) and Western Digital (WDC). Click either name above to swap in a different company.
Western Digital is the larger business by last-quarter revenue ($3.0B vs $2.1B, roughly 1.5× NOV Inc.). Western Digital runs the higher net margin — 61.1% vs 1.0%, a 60.1% gap on every dollar of revenue. On growth, Western Digital posted the faster year-over-year revenue change (31.5% vs -9.9%). Over the past eight quarters, NOV Inc.'s revenue compounded faster (-3.8% CAGR vs -6.6%).
NOV Inc., formerly National Oilwell Varco, is an American multinational corporation based in Houston, Texas. It is a worldwide provider of equipment and components used in oil and gas drilling and production operations, oilfield services, and supply chain integration services to the upstream oil and gas industry. The company conducts operations in more than 500 locations across six continents, operating through two reporting segments: Energy Equipment and Energy Products and Services.
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).
NOV vs WDC — Head-to-Head
Income Statement — Q1 FY2026 vs Q2 FY2026
| Metric | | |
|---|---|---|
| Revenue | $2.1B | $3.0B |
| Net Profit | $20.0M | $1.8B |
| Gross Margin | 18.5% | 45.7% |
| Operating Margin | 2.3% | 30.1% |
| Net Margin | 1.0% | 61.1% |
| Revenue YoY | -9.9% | 31.5% |
| Net Profit YoY | -73.0% | 254.2% |
| EPS (diluted) | $0.05 | $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.
| Q1 26 | $2.1B | $3.0B | ||
| Q4 25 | $2.3B | $2.8B | ||
| Q3 25 | $2.2B | — | ||
| Q2 25 | $2.2B | $-1.2B | ||
| Q1 25 | $2.1B | $2.3B | ||
| Q4 24 | $2.3B | $4.3B | ||
| Q3 24 | $2.2B | $4.1B | ||
| Q2 24 | $2.2B | $3.8B |
| Q1 26 | $20.0M | $1.8B | ||
| Q4 25 | $-78.0M | $1.2B | ||
| Q3 25 | $42.0M | — | ||
| Q2 25 | $108.0M | $282.0M | ||
| Q1 25 | $73.0M | $520.0M | ||
| Q4 24 | $160.0M | $594.0M | ||
| Q3 24 | $130.0M | $493.0M | ||
| Q2 24 | $226.0M | $39.0M |
| Q1 26 | 18.5% | 45.7% | ||
| Q4 25 | 20.3% | 43.5% | ||
| Q3 25 | 18.9% | — | ||
| Q2 25 | 20.4% | — | ||
| Q1 25 | 21.3% | 39.8% | ||
| Q4 24 | 21.4% | 35.4% | ||
| Q3 24 | 21.4% | 37.9% | ||
| Q2 24 | 26.6% | 35.9% |
| Q1 26 | 2.3% | 30.1% | ||
| Q4 25 | 4.0% | 28.1% | ||
| Q3 25 | 4.9% | — | ||
| Q2 25 | 6.5% | — | ||
| Q1 25 | 7.2% | 33.1% | ||
| Q4 24 | 9.0% | 19.9% | ||
| Q3 24 | 8.9% | 18.1% | ||
| Q2 24 | 14.1% | 5.7% |
| Q1 26 | 1.0% | 61.1% | ||
| Q4 25 | -3.4% | 41.9% | ||
| Q3 25 | 1.9% | — | ||
| Q2 25 | 4.9% | -24.4% | ||
| Q1 25 | 3.5% | 22.7% | ||
| Q4 24 | 6.9% | 13.9% | ||
| Q3 24 | 5.9% | 12.0% | ||
| Q2 24 | 10.2% | 1.0% |
| Q1 26 | $0.05 | $4.73 | ||
| Q4 25 | $-0.20 | $3.07 | ||
| Q3 25 | $0.11 | — | ||
| Q2 25 | $0.29 | $0.72 | ||
| Q1 25 | $0.19 | $1.42 | ||
| Q4 24 | $0.40 | $1.63 | ||
| Q3 24 | $0.33 | $1.35 | ||
| Q2 24 | $0.57 | $0.15 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $1.3B | $2.0B |
| Total DebtLower is stronger | $1.7B | $4.7B |
| Stockholders' EquityBook value | — | $7.1B |
| Total Assets | $11.1B | $15.6B |
| Debt / EquityLower = less leverage | — | 0.65× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | $1.3B | $2.0B | ||
| Q4 25 | $1.6B | $2.0B | ||
| Q3 25 | $1.2B | — | ||
| Q2 25 | $1.1B | $2.1B | ||
| Q1 25 | $1.2B | $3.5B | ||
| Q4 24 | $1.2B | $2.3B | ||
| Q3 24 | $985.0M | $1.7B | ||
| Q2 24 | $827.0M | $1.9B |
| Q1 26 | $1.7B | $4.7B | ||
| Q4 25 | $1.7B | $4.7B | ||
| Q3 25 | $1.7B | — | ||
| Q2 25 | $1.7B | $4.7B | ||
| Q1 25 | $1.7B | $7.3B | ||
| Q4 24 | $1.7B | $7.4B | ||
| Q3 24 | $1.7B | $7.4B | ||
| Q2 24 | $1.7B | $7.4B |
| Q1 26 | — | $7.1B | ||
| Q4 25 | $6.3B | $5.9B | ||
| Q3 25 | $6.5B | — | ||
| Q2 25 | $6.5B | $5.3B | ||
| Q1 25 | $6.4B | $5.2B | ||
| Q4 24 | $6.4B | $12.1B | ||
| Q3 24 | $6.5B | $11.6B | ||
| Q2 24 | $6.4B | $10.8B |
| Q1 26 | $11.1B | $15.6B | ||
| Q4 25 | $11.3B | $14.4B | ||
| Q3 25 | $11.3B | — | ||
| Q2 25 | $11.4B | $14.0B | ||
| Q1 25 | $11.3B | $16.4B | ||
| Q4 24 | $11.4B | $25.5B | ||
| Q3 24 | $11.4B | $24.8B | ||
| Q2 24 | $11.3B | $24.2B |
| Q1 26 | — | 0.65× | ||
| Q4 25 | 0.27× | 0.80× | ||
| Q3 25 | 0.27× | — | ||
| Q2 25 | 0.27× | 0.89× | ||
| Q1 25 | 0.27× | 1.42× | ||
| Q4 24 | 0.27× | 0.61× | ||
| Q3 24 | 0.27× | 0.64× | ||
| Q2 24 | 0.27× | 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 | | |
|---|---|---|
| Operating Cash FlowLast quarter | — | — |
| Free Cash FlowOCF − Capex | $51.0M | — |
| FCF MarginFCF / Revenue | 2.5% | — |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $876.0M | — |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $573.0M | $672.0M | ||
| Q3 25 | $352.0M | — | ||
| Q2 25 | $191.0M | $746.0M | ||
| Q1 25 | $135.0M | $508.0M | ||
| Q4 24 | $591.0M | $403.0M | ||
| Q3 24 | $359.0M | $34.0M | ||
| Q2 24 | $432.0M | $366.0M |
| Q1 26 | $51.0M | — | ||
| Q4 25 | $472.0M | $599.0M | ||
| Q3 25 | $245.0M | — | ||
| Q2 25 | $108.0M | $675.0M | ||
| Q1 25 | $51.0M | $379.0M | ||
| Q4 24 | $473.0M | $287.0M | ||
| Q3 24 | $277.0M | $-62.0M | ||
| Q2 24 | $350.0M | $250.0M |
| Q1 26 | 2.5% | — | ||
| Q4 25 | 20.7% | 21.3% | ||
| Q3 25 | 11.3% | — | ||
| Q2 25 | 4.9% | -58.5% | ||
| Q1 25 | 2.4% | 16.5% | ||
| Q4 24 | 20.5% | 6.7% | ||
| Q3 24 | 12.6% | -1.5% | ||
| Q2 24 | 15.8% | 6.6% |
| Q1 26 | — | — | ||
| Q4 25 | 4.4% | 2.6% | ||
| Q3 25 | 4.9% | — | ||
| Q2 25 | 3.8% | -6.2% | ||
| Q1 25 | 4.0% | 5.6% | ||
| Q4 24 | 5.1% | 2.7% | ||
| Q3 24 | 3.7% | 2.3% | ||
| Q2 24 | 3.7% | 3.1% |
| Q1 26 | — | — | ||
| Q4 25 | — | 0.57× | ||
| Q3 25 | 8.38× | — | ||
| Q2 25 | 1.77× | 2.65× | ||
| Q1 25 | 1.85× | 0.98× | ||
| Q4 24 | 3.69× | 0.68× | ||
| Q3 24 | 2.76× | 0.07× | ||
| Q2 24 | 1.91× | 9.38× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
NOV
| Energy Equipment | $1.2B | 58% |
| Energy Products and Services | $897.0M | 44% |
WDC
| Cloud | $2.7B | 89% |
| Client Devices | $176.0M | 6% |
| Consumer | $168.0M | 6% |
