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Side-by-side financial comparison of OSI SYSTEMS INC (OSIS) and Sotera Health Co (SHC). Click either name above to swap in a different company.

OSI SYSTEMS INC is the larger business by last-quarter revenue ($464.1M vs $303.4M, roughly 1.5× Sotera Health Co). Sotera Health Co runs the higher net margin — 11.5% vs 8.3%, a 3.1% gap on every dollar of revenue. On growth, OSI SYSTEMS INC posted the faster year-over-year revenue change (10.5% vs 4.6%). OSI SYSTEMS INC produced more free cash flow last quarter ($55.5M vs $52.4M). Over the past eight quarters, Sotera Health Co's revenue compounded faster (10.6% CAGR vs 7.0%).

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.

Sotera Health Co is a global provider of end-to-end medical safety solutions. It offers sterilization services, analytical laboratory testing, and regulatory advisory support for medical device manufacturers, pharmaceutical firms, and food and consumer product companies, helping clients meet industry standards and ensure product safety for end users worldwide.

OSIS vs SHC — Head-to-Head

Bigger by revenue
OSIS
OSIS
1.5× larger
OSIS
$464.1M
$303.4M
SHC
Growing faster (revenue YoY)
OSIS
OSIS
+6.0% gap
OSIS
10.5%
4.6%
SHC
Higher net margin
SHC
SHC
3.1% more per $
SHC
11.5%
8.3%
OSIS
More free cash flow
OSIS
OSIS
$3.1M more FCF
OSIS
$55.5M
$52.4M
SHC
Faster 2-yr revenue CAGR
SHC
SHC
Annualised
SHC
10.6%
7.0%
OSIS

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
OSIS
OSIS
SHC
SHC
Revenue
$464.1M
$303.4M
Net Profit
$38.7M
$34.8M
Gross Margin
32.7%
54.7%
Operating Margin
12.7%
23.2%
Net Margin
8.3%
11.5%
Revenue YoY
10.5%
4.6%
Net Profit YoY
2.3%
182.8%
EPS (diluted)
$2.22
$0.12

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
OSIS
OSIS
SHC
SHC
Q4 25
$464.1M
$303.4M
Q3 25
$384.6M
$311.3M
Q2 25
$505.0M
$294.3M
Q1 25
$444.4M
$254.5M
Q4 24
$419.8M
$290.2M
Q3 24
$344.0M
$285.5M
Q2 24
$480.9M
$276.6M
Q1 24
$405.4M
$248.2M
Net Profit
OSIS
OSIS
SHC
SHC
Q4 25
$38.7M
$34.8M
Q3 25
$20.6M
$48.4M
Q2 25
$52.7M
$8.0M
Q1 25
$41.1M
$-13.3M
Q4 24
$37.8M
$12.3M
Q3 24
$17.9M
$17.0M
Q2 24
$44.7M
$8.8M
Q1 24
$34.0M
$6.3M
Gross Margin
OSIS
OSIS
SHC
SHC
Q4 25
32.7%
54.7%
Q3 25
32.0%
57.0%
Q2 25
33.3%
56.6%
Q1 25
33.8%
53.2%
Q4 24
35.1%
56.6%
Q3 24
35.3%
55.4%
Q2 24
32.1%
55.2%
Q1 24
33.6%
51.2%
Operating Margin
OSIS
OSIS
SHC
SHC
Q4 25
12.7%
23.2%
Q3 25
8.6%
23.4%
Q2 25
14.5%
6.4%
Q1 25
12.7%
-5.8%
Q4 24
13.8%
30.0%
Q3 24
8.8%
28.2%
Q2 24
13.1%
27.8%
Q1 24
12.7%
21.4%
Net Margin
OSIS
OSIS
SHC
SHC
Q4 25
8.3%
11.5%
Q3 25
5.3%
15.5%
Q2 25
10.4%
2.7%
Q1 25
9.3%
-5.2%
Q4 24
9.0%
4.2%
Q3 24
5.2%
6.0%
Q2 24
9.3%
3.2%
Q1 24
8.4%
2.5%
EPS (diluted)
OSIS
OSIS
SHC
SHC
Q4 25
$2.22
$0.12
Q3 25
$1.18
$0.17
Q2 25
$3.04
$0.03
Q1 25
$2.40
$-0.05
Q4 24
$2.22
$0.05
Q3 24
$1.05
$0.06
Q2 24
$2.57
$0.03
Q1 24
$1.95
$0.02

Balance Sheet & Financial Strength

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

Metric
OSIS
OSIS
SHC
SHC
Cash + ST InvestmentsLiquidity on hand
$336.7M
$344.6M
Total DebtLower is stronger
$1.0B
$2.1B
Stockholders' EquityBook value
$845.5M
$606.0M
Total Assets
$2.5B
$3.3B
Debt / EquityLower = less leverage
1.19×
3.53×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OSIS
OSIS
SHC
SHC
Q4 25
$336.7M
$344.6M
Q3 25
$124.4M
$299.2M
Q2 25
$106.4M
$332.4M
Q1 25
$95.8M
$304.4M
Q4 24
$101.6M
$277.2M
Q3 24
$85.1M
$306.7M
Q2 24
$95.4M
$246.1M
Q1 24
$101.4M
$261.1M
Total Debt
OSIS
OSIS
SHC
SHC
Q4 25
$1.0B
$2.1B
Q3 25
$442.2M
$2.1B
Q2 25
$471.6M
$2.2B
Q1 25
$473.2M
$2.2B
Q4 24
$474.8M
$2.2B
Q3 24
$476.3M
$2.2B
Q2 24
$137.6M
$2.2B
Q1 24
$2.2B
Stockholders' Equity
OSIS
OSIS
SHC
SHC
Q4 25
$845.5M
$606.0M
Q3 25
$946.0M
$550.5M
Q2 25
$951.1M
$511.3M
Q1 25
$879.3M
$414.1M
Q4 24
$825.8M
$404.9M
Q3 24
$786.5M
$470.2M
Q2 24
$863.5M
$422.8M
Q1 24
$813.4M
$429.4M
Total Assets
OSIS
OSIS
SHC
SHC
Q4 25
$2.5B
$3.3B
Q3 25
$2.3B
$3.2B
Q2 25
$2.2B
$3.2B
Q1 25
$2.1B
$3.1B
Q4 24
$2.1B
$3.1B
Q3 24
$2.1B
$3.1B
Q2 24
$1.9B
$3.1B
Q1 24
$1.8B
$3.1B
Debt / Equity
OSIS
OSIS
SHC
SHC
Q4 25
1.19×
3.53×
Q3 25
0.47×
3.89×
Q2 25
0.50×
4.34×
Q1 25
0.54×
5.36×
Q4 24
0.57×
5.49×
Q3 24
0.61×
4.73×
Q2 24
0.16×
5.26×
Q1 24
5.19×

Cash Flow & Capital Efficiency

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

Metric
OSIS
OSIS
SHC
SHC
Operating Cash FlowLast quarter
$62.2M
$103.1M
Free Cash FlowOCF − Capex
$55.5M
$52.4M
FCF MarginFCF / Revenue
12.0%
17.3%
Capex IntensityCapex / Revenue
1.4%
16.7%
Cash ConversionOCF / Net Profit
1.61×
2.96×
TTM Free Cash FlowTrailing 4 quarters
$137.2M
$149.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OSIS
OSIS
SHC
SHC
Q4 25
$62.2M
$103.1M
Q3 25
$17.1M
$71.2M
Q2 25
$562.0K
$57.4M
Q1 25
$81.6M
$55.5M
Q4 24
$52.5M
$55.7M
Q3 24
$-37.2M
$97.5M
Q2 24
$-29.0M
$61.3M
Q1 24
$-52.1M
$9.7M
Free Cash Flow
OSIS
OSIS
SHC
SHC
Q4 25
$55.5M
$52.4M
Q3 25
$10.1M
$35.0M
Q2 25
$-5.6M
$26.2M
Q1 25
$77.1M
$35.6M
Q4 24
$47.1M
$-10.2M
Q3 24
$-44.9M
$61.1M
Q2 24
$-37.5M
$19.4M
Q1 24
$-57.0M
$-25.2M
FCF Margin
OSIS
OSIS
SHC
SHC
Q4 25
12.0%
17.3%
Q3 25
2.6%
11.2%
Q2 25
-1.1%
8.9%
Q1 25
17.4%
14.0%
Q4 24
11.2%
-3.5%
Q3 24
-13.0%
21.4%
Q2 24
-7.8%
7.0%
Q1 24
-14.1%
-10.2%
Capex Intensity
OSIS
OSIS
SHC
SHC
Q4 25
1.4%
16.7%
Q3 25
1.8%
11.6%
Q2 25
1.2%
10.6%
Q1 25
1.0%
7.8%
Q4 24
1.3%
22.7%
Q3 24
2.2%
12.7%
Q2 24
1.8%
15.2%
Q1 24
1.2%
14.1%
Cash Conversion
OSIS
OSIS
SHC
SHC
Q4 25
1.61×
2.96×
Q3 25
0.83×
1.47×
Q2 25
0.01×
7.21×
Q1 25
1.98×
Q4 24
1.39×
4.52×
Q3 24
-2.07×
5.73×
Q2 24
-0.65×
7.00×
Q1 24
-1.53×
1.53×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OSIS
OSIS

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

SHC
SHC

Transferred At Point In Time$198.4M65%
Nelson Labs$55.2M18%
Nordion$49.8M16%

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