vs

Side-by-side financial comparison of OSI SYSTEMS INC (OSIS) and Rocket Lab Corp (RKLB). Click either name above to swap in a different company.

OSI SYSTEMS INC is the larger business by last-quarter revenue ($464.1M vs $179.7M, roughly 2.6× Rocket Lab Corp). OSI SYSTEMS INC runs the higher net margin — 8.3% vs -29.5%, a 37.8% gap on every dollar of revenue. On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 10.5%). OSI SYSTEMS INC produced more free cash flow last quarter ($55.5M vs $-114.2M). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% 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.

Rocket Lab Corporation is a publicly traded aerospace manufacturer and launch service provider. Its Electron orbital rocket launches small satellites and has successfully completed over 75 missions as of January 2026, making it the most prolific small-lift launch vehicle in operation globally. A suborbital variant of Electron, called HASTE, was developed as a testbed to advance hypersonic technology development, while the next-generation reusable Neutron medium-lift launch vehicle is in devel...

OSIS vs RKLB — Head-to-Head

Bigger by revenue
OSIS
OSIS
2.6× larger
OSIS
$464.1M
$179.7M
RKLB
Growing faster (revenue YoY)
RKLB
RKLB
+25.2% gap
RKLB
35.7%
10.5%
OSIS
Higher net margin
OSIS
OSIS
37.8% more per $
OSIS
8.3%
-29.5%
RKLB
More free cash flow
OSIS
OSIS
$169.7M more FCF
OSIS
$55.5M
$-114.2M
RKLB
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
7.0%
OSIS

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
OSIS
OSIS
RKLB
RKLB
Revenue
$464.1M
$179.7M
Net Profit
$38.7M
$-52.9M
Gross Margin
32.7%
38.0%
Operating Margin
12.7%
-28.4%
Net Margin
8.3%
-29.5%
Revenue YoY
10.5%
35.7%
Net Profit YoY
2.3%
-1.1%
EPS (diluted)
$2.22
$-0.09

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
RKLB
RKLB
Q4 25
$464.1M
$179.7M
Q3 25
$384.6M
$155.1M
Q2 25
$505.0M
$144.5M
Q1 25
$444.4M
$122.6M
Q4 24
$419.8M
$132.4M
Q3 24
$344.0M
$104.8M
Q2 24
$480.9M
$106.3M
Q1 24
$405.4M
$92.8M
Net Profit
OSIS
OSIS
RKLB
RKLB
Q4 25
$38.7M
$-52.9M
Q3 25
$20.6M
$-18.3M
Q2 25
$52.7M
$-66.4M
Q1 25
$41.1M
$-60.6M
Q4 24
$37.8M
$-52.3M
Q3 24
$17.9M
$-51.9M
Q2 24
$44.7M
$-41.6M
Q1 24
$34.0M
$-44.3M
Gross Margin
OSIS
OSIS
RKLB
RKLB
Q4 25
32.7%
38.0%
Q3 25
32.0%
37.0%
Q2 25
33.3%
32.1%
Q1 25
33.8%
28.8%
Q4 24
35.1%
27.8%
Q3 24
35.3%
26.7%
Q2 24
32.1%
25.6%
Q1 24
33.6%
26.1%
Operating Margin
OSIS
OSIS
RKLB
RKLB
Q4 25
12.7%
-28.4%
Q3 25
8.6%
-38.0%
Q2 25
14.5%
-41.3%
Q1 25
12.7%
-48.3%
Q4 24
13.8%
-38.9%
Q3 24
8.8%
-49.5%
Q2 24
13.1%
-40.7%
Q1 24
12.7%
-46.4%
Net Margin
OSIS
OSIS
RKLB
RKLB
Q4 25
8.3%
-29.5%
Q3 25
5.3%
-11.8%
Q2 25
10.4%
-46.0%
Q1 25
9.3%
-49.5%
Q4 24
9.0%
-39.5%
Q3 24
5.2%
-49.6%
Q2 24
9.3%
-39.2%
Q1 24
8.4%
-47.7%
EPS (diluted)
OSIS
OSIS
RKLB
RKLB
Q4 25
$2.22
$-0.09
Q3 25
$1.18
$-0.03
Q2 25
$3.04
$-0.13
Q1 25
$2.40
$-0.12
Q4 24
$2.22
$-0.11
Q3 24
$1.05
$-0.10
Q2 24
$2.57
$-0.08
Q1 24
$1.95
$-0.09

Balance Sheet & Financial Strength

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

Metric
OSIS
OSIS
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$336.7M
$1.0B
Total DebtLower is stronger
$1.0B
$152.4M
Stockholders' EquityBook value
$845.5M
$1.7B
Total Assets
$2.5B
$2.3B
Debt / EquityLower = less leverage
1.19×
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OSIS
OSIS
RKLB
RKLB
Q4 25
$336.7M
$1.0B
Q3 25
$124.4M
$976.7M
Q2 25
$106.4M
$688.1M
Q1 25
$95.8M
$428.4M
Q4 24
$101.6M
$419.0M
Q3 24
$85.1M
$442.4M
Q2 24
$95.4M
$496.8M
Q1 24
$101.4M
$492.5M
Total Debt
OSIS
OSIS
RKLB
RKLB
Q4 25
$1.0B
$152.4M
Q3 25
$442.2M
$347.0M
Q2 25
$471.6M
$346.5M
Q1 25
$473.2M
$345.9M
Q4 24
$474.8M
$345.4M
Q3 24
$476.3M
$61.2M
Q2 24
$137.6M
$64.2M
Q1 24
$66.8M
Stockholders' Equity
OSIS
OSIS
RKLB
RKLB
Q4 25
$845.5M
$1.7B
Q3 25
$946.0M
$1.3B
Q2 25
$951.1M
$688.5M
Q1 25
$879.3M
$431.3M
Q4 24
$825.8M
$382.5M
Q3 24
$786.5M
$419.8M
Q2 24
$863.5M
$455.2M
Q1 24
$813.4M
$478.9M
Total Assets
OSIS
OSIS
RKLB
RKLB
Q4 25
$2.5B
$2.3B
Q3 25
$2.3B
$2.2B
Q2 25
$2.2B
$1.6B
Q1 25
$2.1B
$1.3B
Q4 24
$2.1B
$1.2B
Q3 24
$2.1B
$1.2B
Q2 24
$1.9B
$1.2B
Q1 24
$1.8B
$1.2B
Debt / Equity
OSIS
OSIS
RKLB
RKLB
Q4 25
1.19×
0.09×
Q3 25
0.47×
0.27×
Q2 25
0.50×
0.50×
Q1 25
0.54×
0.80×
Q4 24
0.57×
0.90×
Q3 24
0.61×
0.15×
Q2 24
0.16×
0.14×
Q1 24
0.14×

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
RKLB
RKLB
Operating Cash FlowLast quarter
$62.2M
$-64.5M
Free Cash FlowOCF − Capex
$55.5M
$-114.2M
FCF MarginFCF / Revenue
12.0%
-63.6%
Capex IntensityCapex / Revenue
1.4%
27.6%
Cash ConversionOCF / Net Profit
1.61×
TTM Free Cash FlowTrailing 4 quarters
$137.2M
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OSIS
OSIS
RKLB
RKLB
Q4 25
$62.2M
$-64.5M
Q3 25
$17.1M
$-23.5M
Q2 25
$562.0K
$-23.2M
Q1 25
$81.6M
$-54.2M
Q4 24
$52.5M
$-2.4M
Q3 24
$-37.2M
$-30.9M
Q2 24
$-29.0M
$-13.0M
Q1 24
$-52.1M
$-2.6M
Free Cash Flow
OSIS
OSIS
RKLB
RKLB
Q4 25
$55.5M
$-114.2M
Q3 25
$10.1M
$-69.4M
Q2 25
$-5.6M
$-55.3M
Q1 25
$77.1M
$-82.9M
Q4 24
$47.1M
$-23.9M
Q3 24
$-44.9M
$-41.9M
Q2 24
$-37.5M
$-28.3M
Q1 24
$-57.0M
$-21.8M
FCF Margin
OSIS
OSIS
RKLB
RKLB
Q4 25
12.0%
-63.6%
Q3 25
2.6%
-44.8%
Q2 25
-1.1%
-38.3%
Q1 25
17.4%
-67.6%
Q4 24
11.2%
-18.1%
Q3 24
-13.0%
-40.0%
Q2 24
-7.8%
-26.7%
Q1 24
-14.1%
-23.5%
Capex Intensity
OSIS
OSIS
RKLB
RKLB
Q4 25
1.4%
27.6%
Q3 25
1.8%
29.6%
Q2 25
1.2%
22.2%
Q1 25
1.0%
23.4%
Q4 24
1.3%
16.3%
Q3 24
2.2%
10.5%
Q2 24
1.8%
14.4%
Q1 24
1.2%
20.7%
Cash Conversion
OSIS
OSIS
RKLB
RKLB
Q4 25
1.61×
Q3 25
0.83×
Q2 25
0.01×
Q1 25
1.98×
Q4 24
1.39×
Q3 24
-2.07×
Q2 24
-0.65×
Q1 24
-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%

RKLB
RKLB

Products$94.0M52%
Transferred Over Time$87.3M49%

Related Comparisons