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Side-by-side financial comparison of EnerSys (ENS) and OCEANEERING INTERNATIONAL INC (OII). Click either name above to swap in a different company.
EnerSys is the larger business by last-quarter revenue ($919.1M vs $692.4M, roughly 1.3× OCEANEERING INTERNATIONAL INC). EnerSys runs the higher net margin — 9.8% vs 5.2%, a 4.6% gap on every dollar of revenue. On growth, OCEANEERING INTERNATIONAL INC posted the faster year-over-year revenue change (3.6% vs 1.4%). EnerSys produced more free cash flow last quarter ($171.3M vs $-76.5M). Over the past eight quarters, OCEANEERING INTERNATIONAL INC's revenue compounded faster (1.8% CAGR vs 0.5%).
EnerSys is a stored energy systems and technology provider for industrial applications. The company manufactures reserve-power and motive-power batteries, battery chargers, power equipment, battery accessories and outdoor equipment enclosures.
Oceaneering International, Inc. is a subsea engineering and applied technology company based in Houston, Texas, U.S. that provides engineered services and hardware to customers who operate in marine, space, and other environments.
ENS vs OII — Head-to-Head
Income Statement — Q3 FY2026 vs Q1 FY2026
| Metric | | |
|---|---|---|
| Revenue | $919.1M | $692.4M |
| Net Profit | $90.4M | $36.1M |
| Gross Margin | 30.1% | — |
| Operating Margin | 13.5% | — |
| Net Margin | 9.8% | 5.2% |
| Revenue YoY | 1.4% | 3.6% |
| Net Profit YoY | -21.3% | -28.3% |
| EPS (diluted) | $2.40 | $0.36 |
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 | — | $692.4M | ||
| Q4 25 | $919.1M | $668.6M | ||
| Q3 25 | $951.3M | $742.9M | ||
| Q2 25 | $893.0M | $698.2M | ||
| Q1 25 | $974.8M | $674.5M | ||
| Q4 24 | $906.2M | $713.5M | ||
| Q3 24 | $883.7M | $679.8M | ||
| Q2 24 | $852.9M | $668.8M |
| Q1 26 | — | $36.1M | ||
| Q4 25 | $90.4M | $177.7M | ||
| Q3 25 | $68.4M | $71.3M | ||
| Q2 25 | $57.5M | $54.4M | ||
| Q1 25 | $96.5M | $50.4M | ||
| Q4 24 | $114.8M | $56.1M | ||
| Q3 24 | $82.3M | $41.2M | ||
| Q2 24 | $70.1M | $35.0M |
| Q1 26 | — | — | ||
| Q4 25 | 30.1% | 19.8% | ||
| Q3 25 | 29.1% | 20.6% | ||
| Q2 25 | 28.4% | 21.3% | ||
| Q1 25 | 31.2% | 20.0% | ||
| Q4 24 | 32.9% | 19.9% | ||
| Q3 24 | 28.5% | 19.3% | ||
| Q2 24 | 27.9% | 18.0% |
| Q1 26 | — | — | ||
| Q4 25 | 13.5% | 9.8% | ||
| Q3 25 | 9.7% | 11.6% | ||
| Q2 25 | 9.7% | 11.3% | ||
| Q1 25 | 13.5% | 10.9% | ||
| Q4 24 | 15.7% | 10.9% | ||
| Q3 24 | 11.2% | 10.5% | ||
| Q2 24 | 10.7% | 9.0% |
| Q1 26 | — | 5.2% | ||
| Q4 25 | 9.8% | 26.6% | ||
| Q3 25 | 7.2% | 9.6% | ||
| Q2 25 | 6.4% | 7.8% | ||
| Q1 25 | 9.9% | 7.5% | ||
| Q4 24 | 12.7% | 7.9% | ||
| Q3 24 | 9.3% | 6.1% | ||
| Q2 24 | 8.2% | 5.2% |
| Q1 26 | — | $0.36 | ||
| Q4 25 | $2.40 | $1.75 | ||
| Q3 25 | $1.80 | $0.71 | ||
| Q2 25 | $1.46 | $0.54 | ||
| Q1 25 | $2.39 | $0.49 | ||
| Q4 24 | $2.88 | $0.55 | ||
| Q3 24 | $2.01 | $0.40 | ||
| Q2 24 | $1.71 | $0.34 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $450.1M | — |
| Total DebtLower is stronger | — | $488.8M |
| Stockholders' EquityBook value | $1.9B | $1.1B |
| Total Assets | $4.0B | $2.6B |
| Debt / EquityLower = less leverage | — | 0.44× |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $450.1M | $695.9M | ||
| Q3 25 | $388.6M | $7.0M | ||
| Q2 25 | $346.7M | $7.0M | ||
| Q1 25 | $343.1M | $7.0M | ||
| Q4 24 | $463.2M | $504.5M | ||
| Q3 24 | $407.9M | — | ||
| Q2 24 | $344.1M | — |
| Q1 26 | — | $488.8M | ||
| Q4 25 | — | $487.4M | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | $1.1B | — | ||
| Q4 24 | — | $482.0M | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
| Q1 26 | — | $1.1B | ||
| Q4 25 | $1.9B | $1.1B | ||
| Q3 25 | $1.9B | $907.7M | ||
| Q2 25 | $1.9B | $842.1M | ||
| Q1 25 | $1.9B | $773.1M | ||
| Q4 24 | $1.8B | $714.3M | ||
| Q3 24 | $1.8B | $698.0M | ||
| Q2 24 | $1.8B | $651.0M |
| Q1 26 | — | $2.6B | ||
| Q4 25 | $4.0B | $2.7B | ||
| Q3 25 | $4.1B | $2.5B | ||
| Q2 25 | $4.1B | $2.3B | ||
| Q1 25 | $4.0B | $2.3B | ||
| Q4 24 | $4.0B | $2.3B | ||
| Q3 24 | $4.0B | $2.4B | ||
| Q2 24 | $3.6B | $2.3B |
| Q1 26 | — | 0.44× | ||
| Q4 25 | — | 0.46× | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | 0.57× | — | ||
| Q4 24 | — | 0.67× | ||
| Q3 24 | — | — | ||
| Q2 24 | — | — |
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 | $184.6M | — |
| Free Cash FlowOCF − Capex | $171.3M | $-76.5M |
| FCF MarginFCF / Revenue | 18.6% | -11.1% |
| Capex IntensityCapex / Revenue | 1.4% | 2.5% |
| Cash ConversionOCF / Net Profit | 2.04× | — |
| TTM Free Cash FlowTrailing 4 quarters | $441.3M | $238.1M |
8-quarter trend — quarters aligned by calendar period.
| Q1 26 | — | — | ||
| Q4 25 | $184.6M | $221.1M | ||
| Q3 25 | $218.0M | $101.3M | ||
| Q2 25 | $968.0K | $77.2M | ||
| Q1 25 | $135.2M | $-80.7M | ||
| Q4 24 | $81.1M | $128.4M | ||
| Q3 24 | $33.6M | $91.9M | ||
| Q2 24 | $10.4M | $52.6M |
| Q1 26 | — | $-76.5M | ||
| Q4 25 | $171.3M | $190.7M | ||
| Q3 25 | $197.1M | $77.0M | ||
| Q2 25 | $-32.1M | $46.9M | ||
| Q1 25 | $104.9M | $-106.8M | ||
| Q4 24 | $56.8M | $94.5M | ||
| Q3 24 | $3.3M | $67.0M | ||
| Q2 24 | $-25.7M | $29.8M |
| Q1 26 | — | -11.1% | ||
| Q4 25 | 18.6% | 28.5% | ||
| Q3 25 | 20.7% | 10.4% | ||
| Q2 25 | -3.6% | 6.7% | ||
| Q1 25 | 10.8% | -15.8% | ||
| Q4 24 | 6.3% | 13.2% | ||
| Q3 24 | 0.4% | 9.9% | ||
| Q2 24 | -3.0% | 4.5% |
| Q1 26 | — | 2.5% | ||
| Q4 25 | 1.4% | 4.6% | ||
| Q3 25 | 2.2% | 3.3% | ||
| Q2 25 | 3.7% | 4.3% | ||
| Q1 25 | 3.1% | 3.9% | ||
| Q4 24 | 2.7% | 4.7% | ||
| Q3 24 | 3.4% | 3.7% | ||
| Q2 24 | 4.2% | 3.4% |
| Q1 26 | — | — | ||
| Q4 25 | 2.04× | 1.24× | ||
| Q3 25 | 3.19× | 1.42× | ||
| Q2 25 | 0.02× | 1.42× | ||
| Q1 25 | 1.40× | -1.60× | ||
| Q4 24 | 0.71× | 2.29× | ||
| Q3 24 | 0.41× | 2.23× | ||
| Q2 24 | 0.15× | 1.50× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
ENS
| Energy Systems | $399.5M | 43% |
| Motive Power | $352.0M | 38% |
| Services | $92.6M | 10% |
| Transferred Over Time | $38.2M | 4% |
| Other | $36.8M | 4% |
OII
Segment breakdown not available.
