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Side-by-side financial comparison of Enpro Inc. (NPO) and OSI SYSTEMS INC (OSIS). Click either name above to swap in a different company.

OSI SYSTEMS INC is the larger business by last-quarter revenue ($464.1M vs $295.4M, roughly 1.6× Enpro Inc.). OSI SYSTEMS INC runs the higher net margin — 8.3% vs -10.8%, a 19.2% gap on every dollar of revenue. On growth, Enpro Inc. posted the faster year-over-year revenue change (14.3% vs 10.5%). Over the past eight quarters, Enpro Inc.'s revenue compounded faster (7.1% CAGR vs 7.0%).

Enpro is a US-based industrial technology company that designs and manufactures products and materials for technology-intensive sectors. The company serves industries such as semiconductors, aerospace, power generation, heavy-duty trucking, agricultural machinery, chemical processing, pulp and paper, and life sciences from 61 primary manufacturing facilities located in 12 countries, worldwide. It is organized under three segments: Sealing Technologies, Advanced Surface Technologies, and Engin...

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.

NPO vs OSIS — Head-to-Head

Bigger by revenue
OSIS
OSIS
1.6× larger
OSIS
$464.1M
$295.4M
NPO
Growing faster (revenue YoY)
NPO
NPO
+3.8% gap
NPO
14.3%
10.5%
OSIS
Higher net margin
OSIS
OSIS
19.2% more per $
OSIS
8.3%
-10.8%
NPO
Faster 2-yr revenue CAGR
NPO
NPO
Annualised
NPO
7.1%
7.0%
OSIS

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
NPO
NPO
OSIS
OSIS
Revenue
$295.4M
$464.1M
Net Profit
$-32.0M
$38.7M
Gross Margin
42.1%
32.7%
Operating Margin
11.2%
12.7%
Net Margin
-10.8%
8.3%
Revenue YoY
14.3%
10.5%
Net Profit YoY
-330.2%
2.3%
EPS (diluted)
$-1.50
$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
NPO
NPO
OSIS
OSIS
Q4 25
$295.4M
$464.1M
Q3 25
$286.6M
$384.6M
Q2 25
$288.1M
$505.0M
Q1 25
$273.2M
$444.4M
Q4 24
$258.4M
$419.8M
Q3 24
$260.9M
$344.0M
Q2 24
$271.9M
$480.9M
Q1 24
$257.5M
$405.4M
Net Profit
NPO
NPO
OSIS
OSIS
Q4 25
$-32.0M
$38.7M
Q3 25
$21.6M
$20.6M
Q2 25
$26.4M
$52.7M
Q1 25
$24.5M
$41.1M
Q4 24
$13.9M
$37.8M
Q3 24
$19.8M
$17.9M
Q2 24
$26.7M
$44.7M
Q1 24
$12.5M
$34.0M
Gross Margin
NPO
NPO
OSIS
OSIS
Q4 25
42.1%
32.7%
Q3 25
41.9%
32.0%
Q2 25
43.3%
33.3%
Q1 25
43.3%
33.8%
Q4 24
42.3%
35.1%
Q3 24
42.3%
35.3%
Q2 24
43.8%
32.1%
Q1 24
41.2%
33.6%
Operating Margin
NPO
NPO
OSIS
OSIS
Q4 25
11.2%
12.7%
Q3 25
14.3%
8.6%
Q2 25
15.9%
14.5%
Q1 25
15.3%
12.7%
Q4 24
12.5%
13.8%
Q3 24
13.1%
8.8%
Q2 24
17.7%
13.1%
Q1 24
10.9%
12.7%
Net Margin
NPO
NPO
OSIS
OSIS
Q4 25
-10.8%
8.3%
Q3 25
7.5%
5.3%
Q2 25
9.2%
10.4%
Q1 25
9.0%
9.3%
Q4 24
5.4%
9.0%
Q3 24
7.6%
5.2%
Q2 24
9.8%
9.3%
Q1 24
4.9%
8.4%
EPS (diluted)
NPO
NPO
OSIS
OSIS
Q4 25
$-1.50
$2.22
Q3 25
$1.01
$1.18
Q2 25
$1.25
$3.04
Q1 25
$1.15
$2.40
Q4 24
$0.65
$2.22
Q3 24
$0.94
$1.05
Q2 24
$1.27
$2.57
Q1 24
$0.59
$1.95

Balance Sheet & Financial Strength

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

Metric
NPO
NPO
OSIS
OSIS
Cash + ST InvestmentsLiquidity on hand
$114.7M
$336.7M
Total DebtLower is stronger
$655.3M
$1.0B
Stockholders' EquityBook value
$1.5B
$845.5M
Total Assets
$2.7B
$2.5B
Debt / EquityLower = less leverage
0.42×
1.19×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NPO
NPO
OSIS
OSIS
Q4 25
$114.7M
$336.7M
Q3 25
$132.9M
$124.4M
Q2 25
$107.1M
$106.4M
Q1 25
$240.3M
$95.8M
Q4 24
$236.3M
$101.6M
Q3 24
$206.9M
$85.1M
Q2 24
$175.9M
$95.4M
Q1 24
$163.9M
$101.4M
Total Debt
NPO
NPO
OSIS
OSIS
Q4 25
$655.3M
$1.0B
Q3 25
$442.2M
Q2 25
$471.6M
Q1 25
$473.2M
Q4 24
$640.1M
$474.8M
Q3 24
$476.3M
Q2 24
$137.6M
Q1 24
$644.9M
Stockholders' Equity
NPO
NPO
OSIS
OSIS
Q4 25
$1.5B
$845.5M
Q3 25
$1.5B
$946.0M
Q2 25
$1.5B
$951.1M
Q1 25
$1.5B
$879.3M
Q4 24
$1.4B
$825.8M
Q3 24
$1.5B
$786.5M
Q2 24
$1.4B
$863.5M
Q1 24
$1.4B
$813.4M
Total Assets
NPO
NPO
OSIS
OSIS
Q4 25
$2.7B
$2.5B
Q3 25
$2.4B
$2.3B
Q2 25
$2.4B
$2.2B
Q1 25
$2.5B
$2.1B
Q4 24
$2.5B
$2.1B
Q3 24
$2.5B
$2.1B
Q2 24
$2.5B
$1.9B
Q1 24
$2.5B
$1.8B
Debt / Equity
NPO
NPO
OSIS
OSIS
Q4 25
0.42×
1.19×
Q3 25
0.47×
Q2 25
0.50×
Q1 25
0.54×
Q4 24
0.45×
0.57×
Q3 24
0.61×
Q2 24
0.16×
Q1 24
0.46×

Cash Flow & Capital Efficiency

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

Metric
NPO
NPO
OSIS
OSIS
Operating Cash FlowLast quarter
$62.2M
Free Cash FlowOCF − Capex
$55.5M
FCF MarginFCF / Revenue
12.0%
Capex IntensityCapex / Revenue
4.1%
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
NPO
NPO
OSIS
OSIS
Q4 25
$62.2M
Q3 25
$65.3M
$17.1M
Q2 25
$52.2M
$562.0K
Q1 25
$21.0M
$81.6M
Q4 24
$59.4M
$52.5M
Q3 24
$54.0M
$-37.2M
Q2 24
$43.2M
$-29.0M
Q1 24
$6.3M
$-52.1M
Free Cash Flow
NPO
NPO
OSIS
OSIS
Q4 25
$55.5M
Q3 25
$53.4M
$10.1M
Q2 25
$42.3M
$-5.6M
Q1 25
$13.0M
$77.1M
Q4 24
$49.1M
$47.1M
Q3 24
$48.3M
$-44.9M
Q2 24
$38.3M
$-37.5M
Q1 24
$-1.9M
$-57.0M
FCF Margin
NPO
NPO
OSIS
OSIS
Q4 25
12.0%
Q3 25
18.6%
2.6%
Q2 25
14.7%
-1.1%
Q1 25
4.8%
17.4%
Q4 24
19.0%
11.2%
Q3 24
18.5%
-13.0%
Q2 24
14.1%
-7.8%
Q1 24
-0.7%
-14.1%
Capex Intensity
NPO
NPO
OSIS
OSIS
Q4 25
4.1%
1.4%
Q3 25
4.2%
1.8%
Q2 25
3.4%
1.2%
Q1 25
2.9%
1.0%
Q4 24
4.0%
1.3%
Q3 24
2.2%
2.2%
Q2 24
1.8%
1.8%
Q1 24
3.2%
1.2%
Cash Conversion
NPO
NPO
OSIS
OSIS
Q4 25
1.61×
Q3 25
3.02×
0.83×
Q2 25
1.98×
0.01×
Q1 25
0.86×
1.98×
Q4 24
4.27×
1.39×
Q3 24
2.73×
-2.07×
Q2 24
1.62×
-0.65×
Q1 24
0.50×
-1.53×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NPO
NPO

Sealing Technologies Segment$187.0M63%
General Industrial$71.3M24%
Power Generation$19.9M7%
Oiland Gas Market$15.0M5%
Semiconductors$2.2M1%

OSIS
OSIS

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

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