vs

Side-by-side financial comparison of EnerSys (ENS) and NORTHERN OIL & GAS, INC. (NOG). Click either name above to swap in a different company.

EnerSys is the larger business by last-quarter revenue ($919.1M vs $610.2M, roughly 1.5× NORTHERN OIL & GAS, INC.). EnerSys runs the higher net margin — 9.8% vs -11.6%, a 21.4% gap on every dollar of revenue. On growth, EnerSys posted the faster year-over-year revenue change (1.4% vs -72.6%). EnerSys produced more free cash flow last quarter ($171.3M vs $43.2M). Over the past eight quarters, NORTHERN OIL & GAS, INC.'s revenue compounded faster (4.3% 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.

Marathon Oil Corporation was an American company engaged in hydrocarbon exploration. In November 2024, it was acquired by ConocoPhillips and absorbed into the company.

ENS vs NOG — Head-to-Head

Bigger by revenue
ENS
ENS
1.5× larger
ENS
$919.1M
$610.2M
NOG
Growing faster (revenue YoY)
ENS
ENS
+74.0% gap
ENS
1.4%
-72.6%
NOG
Higher net margin
ENS
ENS
21.4% more per $
ENS
9.8%
-11.6%
NOG
More free cash flow
ENS
ENS
$128.1M more FCF
ENS
$171.3M
$43.2M
NOG
Faster 2-yr revenue CAGR
NOG
NOG
Annualised
NOG
4.3%
0.5%
ENS

Income Statement — Q3 FY2026 vs Q1 FY2026

Metric
ENS
ENS
NOG
NOG
Revenue
$919.1M
$610.2M
Net Profit
$90.4M
$-70.7M
Gross Margin
30.1%
Operating Margin
13.5%
Net Margin
9.8%
-11.6%
Revenue YoY
1.4%
-72.6%
Net Profit YoY
-21.3%
-198.7%
EPS (diluted)
$2.40
$-0.73

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
ENS
ENS
NOG
NOG
Q1 26
$610.2M
Q4 25
$919.1M
$610.2M
Q3 25
$951.3M
$556.6M
Q2 25
$893.0M
$706.8M
Q1 25
$974.8M
$602.1M
Q4 24
$906.2M
$515.0M
Q3 24
$883.7M
$753.6M
Q2 24
$852.9M
$560.8M
Net Profit
ENS
ENS
NOG
NOG
Q1 26
$-70.7M
Q4 25
$90.4M
$-70.7M
Q3 25
$68.4M
$-129.1M
Q2 25
$57.5M
$99.6M
Q1 25
$96.5M
$139.0M
Q4 24
$114.8M
$71.7M
Q3 24
$82.3M
$298.4M
Q2 24
$70.1M
$138.6M
Gross Margin
ENS
ENS
NOG
NOG
Q1 26
Q4 25
30.1%
80.4%
Q3 25
29.1%
78.7%
Q2 25
28.4%
82.8%
Q1 25
31.2%
81.1%
Q4 24
32.9%
77.4%
Q3 24
28.5%
85.8%
Q2 24
27.9%
82.0%
Operating Margin
ENS
ENS
NOG
NOG
Q1 26
Q4 25
13.5%
-5.5%
Q3 25
9.7%
-22.6%
Q2 25
9.7%
24.9%
Q1 25
13.5%
38.1%
Q4 24
15.7%
25.8%
Q3 24
11.2%
57.6%
Q2 24
10.7%
39.0%
Net Margin
ENS
ENS
NOG
NOG
Q1 26
-11.6%
Q4 25
9.8%
-11.6%
Q3 25
7.2%
-23.2%
Q2 25
6.4%
14.1%
Q1 25
9.9%
23.1%
Q4 24
12.7%
13.9%
Q3 24
9.3%
39.6%
Q2 24
8.2%
24.7%
EPS (diluted)
ENS
ENS
NOG
NOG
Q1 26
$-0.73
Q4 25
$2.40
$-0.67
Q3 25
$1.80
$-1.33
Q2 25
$1.46
$1.00
Q1 25
$2.39
$1.39
Q4 24
$2.88
$0.71
Q3 24
$2.01
$2.96
Q2 24
$1.71
$1.36

Balance Sheet & Financial Strength

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

Metric
ENS
ENS
NOG
NOG
Cash + ST InvestmentsLiquidity on hand
$450.1M
$14.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.9B
$2.1B
Total Assets
$4.0B
$5.4B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ENS
ENS
NOG
NOG
Q1 26
$14.3M
Q4 25
$450.1M
$14.3M
Q3 25
$388.6M
$31.6M
Q2 25
$346.7M
$25.9M
Q1 25
$343.1M
$33.6M
Q4 24
$463.2M
$8.9M
Q3 24
$407.9M
$34.4M
Q2 24
$344.1M
$7.8M
Total Debt
ENS
ENS
NOG
NOG
Q1 26
Q4 25
$2.4B
Q3 25
$2.3B
Q2 25
$2.4B
Q1 25
$1.1B
$2.3B
Q4 24
$2.4B
Q3 24
$2.0B
Q2 24
$1.9B
Stockholders' Equity
ENS
ENS
NOG
NOG
Q1 26
$2.1B
Q4 25
$1.9B
$2.1B
Q3 25
$1.9B
$2.2B
Q2 25
$1.9B
$2.4B
Q1 25
$1.9B
$2.4B
Q4 24
$1.8B
$2.3B
Q3 24
$1.8B
$2.3B
Q2 24
$1.8B
$2.1B
Total Assets
ENS
ENS
NOG
NOG
Q1 26
$5.4B
Q4 25
$4.0B
$5.4B
Q3 25
$4.1B
$5.5B
Q2 25
$4.1B
$5.7B
Q1 25
$4.0B
$5.7B
Q4 24
$4.0B
$5.6B
Q3 24
$4.0B
$5.1B
Q2 24
$3.6B
$4.7B
Debt / Equity
ENS
ENS
NOG
NOG
Q1 26
Q4 25
1.13×
Q3 25
1.05×
Q2 25
0.98×
Q1 25
0.57×
0.96×
Q4 24
1.02×
Q3 24
0.84×
Q2 24
0.91×

Cash Flow & Capital Efficiency

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

Metric
ENS
ENS
NOG
NOG
Operating Cash FlowLast quarter
$184.6M
$312.6M
Free Cash FlowOCF − Capex
$171.3M
$43.2M
FCF MarginFCF / Revenue
18.6%
7.1%
Capex IntensityCapex / Revenue
1.4%
31.5%
Cash ConversionOCF / Net Profit
2.04×
TTM Free Cash FlowTrailing 4 quarters
$441.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ENS
ENS
NOG
NOG
Q1 26
$312.6M
Q4 25
$184.6M
$312.6M
Q3 25
$218.0M
$423.1M
Q2 25
$968.0K
$362.1M
Q1 25
$135.2M
$407.4M
Q4 24
$81.1M
$290.3M
Q3 24
$33.6M
$385.8M
Q2 24
$10.4M
$340.5M
Free Cash Flow
ENS
ENS
NOG
NOG
Q1 26
$43.2M
Q4 25
$171.3M
Q3 25
$197.1M
Q2 25
$-32.1M
Q1 25
$104.9M
Q4 24
$56.8M
Q3 24
$3.3M
Q2 24
$-25.7M
FCF Margin
ENS
ENS
NOG
NOG
Q1 26
7.1%
Q4 25
18.6%
Q3 25
20.7%
Q2 25
-3.6%
Q1 25
10.8%
Q4 24
6.3%
Q3 24
0.4%
Q2 24
-3.0%
Capex Intensity
ENS
ENS
NOG
NOG
Q1 26
31.5%
Q4 25
1.4%
Q3 25
2.2%
Q2 25
3.7%
Q1 25
3.1%
Q4 24
2.7%
Q3 24
3.4%
Q2 24
4.2%
Cash Conversion
ENS
ENS
NOG
NOG
Q1 26
Q4 25
2.04×
Q3 25
3.19×
Q2 25
0.02×
3.64×
Q1 25
1.40×
2.93×
Q4 24
0.71×
4.05×
Q3 24
0.41×
1.29×
Q2 24
0.15×
2.46×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ENS
ENS

Energy Systems$399.5M43%
Motive Power$352.0M38%
Services$92.6M10%
Transferred Over Time$38.2M4%
Other$36.8M4%

NOG
NOG

Oil and Gas Sales$447.7M73%
Gain on Commodity Derivatives, Net$159.3M26%
Other Revenue$3.1M1%

Related Comparisons