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

NORTHERN OIL & GAS, INC. is the larger business by last-quarter revenue ($610.2M vs $464.1M, roughly 1.3× OSI SYSTEMS INC). OSI SYSTEMS INC runs the higher net margin — 8.3% vs -11.6%, a 19.9% gap on every dollar of revenue. On growth, OSI SYSTEMS INC posted the faster year-over-year revenue change (10.5% vs -72.6%). OSI SYSTEMS INC produced more free cash flow last quarter ($55.5M vs $43.2M). Over the past eight quarters, OSI SYSTEMS INC's revenue compounded faster (7.0% CAGR vs 4.3%).

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

OSI Systems, Inc. is an American company based in California that develops and markets security and inspection systems such as airport security X-ray machines and metal detectors, medical monitoring and anesthesia systems, and optoelectronic devices. As of June 2010, the company employs approximately 3,180 personnel globally and includes subsidiary companies Spacelabs Healthcare, Rapiscan Systems and OSI Optoelectronics.

NOG vs OSIS — Head-to-Head

Bigger by revenue
NOG
NOG
1.3× larger
NOG
$610.2M
$464.1M
OSIS
Growing faster (revenue YoY)
OSIS
OSIS
+83.1% gap
OSIS
10.5%
-72.6%
NOG
Higher net margin
OSIS
OSIS
19.9% more per $
OSIS
8.3%
-11.6%
NOG
More free cash flow
OSIS
OSIS
$12.3M more FCF
OSIS
$55.5M
$43.2M
NOG
Faster 2-yr revenue CAGR
OSIS
OSIS
Annualised
OSIS
7.0%
4.3%
NOG

Income Statement — Q1 FY2026 vs Q2 FY2026

Metric
NOG
NOG
OSIS
OSIS
Revenue
$610.2M
$464.1M
Net Profit
$-70.7M
$38.7M
Gross Margin
32.7%
Operating Margin
12.7%
Net Margin
-11.6%
8.3%
Revenue YoY
-72.6%
10.5%
Net Profit YoY
-198.7%
2.3%
EPS (diluted)
$-0.73
$2.22

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
NOG
NOG
OSIS
OSIS
Q1 26
$610.2M
Q4 25
$610.2M
$464.1M
Q3 25
$556.6M
$384.6M
Q2 25
$706.8M
$505.0M
Q1 25
$602.1M
$444.4M
Q4 24
$515.0M
$419.8M
Q3 24
$753.6M
$344.0M
Q2 24
$560.8M
$480.9M
Net Profit
NOG
NOG
OSIS
OSIS
Q1 26
$-70.7M
Q4 25
$-70.7M
$38.7M
Q3 25
$-129.1M
$20.6M
Q2 25
$99.6M
$52.7M
Q1 25
$139.0M
$41.1M
Q4 24
$71.7M
$37.8M
Q3 24
$298.4M
$17.9M
Q2 24
$138.6M
$44.7M
Gross Margin
NOG
NOG
OSIS
OSIS
Q1 26
Q4 25
80.4%
32.7%
Q3 25
78.7%
32.0%
Q2 25
82.8%
33.3%
Q1 25
81.1%
33.8%
Q4 24
77.4%
35.1%
Q3 24
85.8%
35.3%
Q2 24
82.0%
32.1%
Operating Margin
NOG
NOG
OSIS
OSIS
Q1 26
Q4 25
-5.5%
12.7%
Q3 25
-22.6%
8.6%
Q2 25
24.9%
14.5%
Q1 25
38.1%
12.7%
Q4 24
25.8%
13.8%
Q3 24
57.6%
8.8%
Q2 24
39.0%
13.1%
Net Margin
NOG
NOG
OSIS
OSIS
Q1 26
-11.6%
Q4 25
-11.6%
8.3%
Q3 25
-23.2%
5.3%
Q2 25
14.1%
10.4%
Q1 25
23.1%
9.3%
Q4 24
13.9%
9.0%
Q3 24
39.6%
5.2%
Q2 24
24.7%
9.3%
EPS (diluted)
NOG
NOG
OSIS
OSIS
Q1 26
$-0.73
Q4 25
$-0.67
$2.22
Q3 25
$-1.33
$1.18
Q2 25
$1.00
$3.04
Q1 25
$1.39
$2.40
Q4 24
$0.71
$2.22
Q3 24
$2.96
$1.05
Q2 24
$1.36
$2.57

Balance Sheet & Financial Strength

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

Metric
NOG
NOG
OSIS
OSIS
Cash + ST InvestmentsLiquidity on hand
$14.3M
$336.7M
Total DebtLower is stronger
$1.0B
Stockholders' EquityBook value
$2.1B
$845.5M
Total Assets
$5.4B
$2.5B
Debt / EquityLower = less leverage
1.19×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NOG
NOG
OSIS
OSIS
Q1 26
$14.3M
Q4 25
$14.3M
$336.7M
Q3 25
$31.6M
$124.4M
Q2 25
$25.9M
$106.4M
Q1 25
$33.6M
$95.8M
Q4 24
$8.9M
$101.6M
Q3 24
$34.4M
$85.1M
Q2 24
$7.8M
$95.4M
Total Debt
NOG
NOG
OSIS
OSIS
Q1 26
Q4 25
$2.4B
$1.0B
Q3 25
$2.3B
$442.2M
Q2 25
$2.4B
$471.6M
Q1 25
$2.3B
$473.2M
Q4 24
$2.4B
$474.8M
Q3 24
$2.0B
$476.3M
Q2 24
$1.9B
$137.6M
Stockholders' Equity
NOG
NOG
OSIS
OSIS
Q1 26
$2.1B
Q4 25
$2.1B
$845.5M
Q3 25
$2.2B
$946.0M
Q2 25
$2.4B
$951.1M
Q1 25
$2.4B
$879.3M
Q4 24
$2.3B
$825.8M
Q3 24
$2.3B
$786.5M
Q2 24
$2.1B
$863.5M
Total Assets
NOG
NOG
OSIS
OSIS
Q1 26
$5.4B
Q4 25
$5.4B
$2.5B
Q3 25
$5.5B
$2.3B
Q2 25
$5.7B
$2.2B
Q1 25
$5.7B
$2.1B
Q4 24
$5.6B
$2.1B
Q3 24
$5.1B
$2.1B
Q2 24
$4.7B
$1.9B
Debt / Equity
NOG
NOG
OSIS
OSIS
Q1 26
Q4 25
1.13×
1.19×
Q3 25
1.05×
0.47×
Q2 25
0.98×
0.50×
Q1 25
0.96×
0.54×
Q4 24
1.02×
0.57×
Q3 24
0.84×
0.61×
Q2 24
0.91×
0.16×

Cash Flow & Capital Efficiency

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

Metric
NOG
NOG
OSIS
OSIS
Operating Cash FlowLast quarter
$312.6M
$62.2M
Free Cash FlowOCF − Capex
$43.2M
$55.5M
FCF MarginFCF / Revenue
7.1%
12.0%
Capex IntensityCapex / Revenue
31.5%
1.4%
Cash ConversionOCF / Net Profit
1.61×
TTM Free Cash FlowTrailing 4 quarters
$137.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NOG
NOG
OSIS
OSIS
Q1 26
$312.6M
Q4 25
$312.6M
$62.2M
Q3 25
$423.1M
$17.1M
Q2 25
$362.1M
$562.0K
Q1 25
$407.4M
$81.6M
Q4 24
$290.3M
$52.5M
Q3 24
$385.8M
$-37.2M
Q2 24
$340.5M
$-29.0M
Free Cash Flow
NOG
NOG
OSIS
OSIS
Q1 26
$43.2M
Q4 25
$55.5M
Q3 25
$10.1M
Q2 25
$-5.6M
Q1 25
$77.1M
Q4 24
$47.1M
Q3 24
$-44.9M
Q2 24
$-37.5M
FCF Margin
NOG
NOG
OSIS
OSIS
Q1 26
7.1%
Q4 25
12.0%
Q3 25
2.6%
Q2 25
-1.1%
Q1 25
17.4%
Q4 24
11.2%
Q3 24
-13.0%
Q2 24
-7.8%
Capex Intensity
NOG
NOG
OSIS
OSIS
Q1 26
31.5%
Q4 25
1.4%
Q3 25
1.8%
Q2 25
1.2%
Q1 25
1.0%
Q4 24
1.3%
Q3 24
2.2%
Q2 24
1.8%
Cash Conversion
NOG
NOG
OSIS
OSIS
Q1 26
Q4 25
1.61×
Q3 25
0.83×
Q2 25
3.64×
0.01×
Q1 25
2.93×
1.98×
Q4 24
4.05×
1.39×
Q3 24
1.29×
-2.07×
Q2 24
2.46×
-0.65×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NOG
NOG

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

OSIS
OSIS

Security Division$334.7M72%
Optoelectronics And Manufacturing Division$92.8M20%
Healthcare Division$36.5M8%

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