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Side-by-side financial comparison of Great Lakes Dredge & Dock CORP (GLDD) 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 $256.5M, roughly 1.8× Great Lakes Dredge & Dock CORP). OSI SYSTEMS INC runs the higher net margin — 8.3% vs 4.9%, a 3.4% gap on every dollar of revenue. On growth, Great Lakes Dredge & Dock CORP posted the faster year-over-year revenue change (26.5% vs 10.5%). OSI SYSTEMS INC produced more free cash flow last quarter ($55.5M vs $50.3M). Over the past eight quarters, Great Lakes Dredge & Dock CORP's revenue compounded faster (13.6% CAGR vs 7.0%).

Great Lakes Dredge and Dock Company is an American company providing construction services in dredging and land reclamation, currently the largest such provider in the United States. GLD&D operates primarily in the United States but conducts one-quarter of its business overseas. The company was based in Oak Brook, Illinois, but in October 2020 relocated its corporate headquarters to Houston, Texas.

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.

GLDD vs OSIS — Head-to-Head

Bigger by revenue
OSIS
OSIS
1.8× larger
OSIS
$464.1M
$256.5M
GLDD
Growing faster (revenue YoY)
GLDD
GLDD
+15.9% gap
GLDD
26.5%
10.5%
OSIS
Higher net margin
OSIS
OSIS
3.4% more per $
OSIS
8.3%
4.9%
GLDD
More free cash flow
OSIS
OSIS
$5.2M more FCF
OSIS
$55.5M
$50.3M
GLDD
Faster 2-yr revenue CAGR
GLDD
GLDD
Annualised
GLDD
13.6%
7.0%
OSIS

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
GLDD
GLDD
OSIS
OSIS
Revenue
$256.5M
$464.1M
Net Profit
$12.6M
$38.7M
Gross Margin
20.9%
32.7%
Operating Margin
12.7%
12.7%
Net Margin
4.9%
8.3%
Revenue YoY
26.5%
10.5%
Net Profit YoY
-35.9%
2.3%
EPS (diluted)
$0.19
$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
GLDD
GLDD
OSIS
OSIS
Q4 25
$256.5M
$464.1M
Q3 25
$195.2M
$384.6M
Q2 25
$193.8M
$505.0M
Q1 25
$242.9M
$444.4M
Q4 24
$202.8M
$419.8M
Q3 24
$191.2M
$344.0M
Q2 24
$170.1M
$480.9M
Q1 24
$198.7M
$405.4M
Net Profit
GLDD
GLDD
OSIS
OSIS
Q4 25
$12.6M
$38.7M
Q3 25
$17.7M
$20.6M
Q2 25
$9.7M
$52.7M
Q1 25
$33.4M
$41.1M
Q4 24
$19.7M
$37.8M
Q3 24
$8.9M
$17.9M
Q2 24
$7.7M
$44.7M
Q1 24
$21.0M
$34.0M
Gross Margin
GLDD
GLDD
OSIS
OSIS
Q4 25
20.9%
32.7%
Q3 25
22.4%
32.0%
Q2 25
18.9%
33.3%
Q1 25
28.6%
33.8%
Q4 24
24.1%
35.1%
Q3 24
19.0%
35.3%
Q2 24
17.5%
32.1%
Q1 24
22.9%
33.6%
Operating Margin
GLDD
GLDD
OSIS
OSIS
Q4 25
12.7%
12.7%
Q3 25
14.4%
8.6%
Q2 25
8.8%
14.5%
Q1 25
20.6%
12.7%
Q4 24
14.8%
13.8%
Q3 24
8.7%
8.8%
Q2 24
8.6%
13.1%
Q1 24
15.8%
12.7%
Net Margin
GLDD
GLDD
OSIS
OSIS
Q4 25
4.9%
8.3%
Q3 25
9.1%
5.3%
Q2 25
5.0%
10.4%
Q1 25
13.8%
9.3%
Q4 24
9.7%
9.0%
Q3 24
4.6%
5.2%
Q2 24
4.5%
9.3%
Q1 24
10.6%
8.4%
EPS (diluted)
GLDD
GLDD
OSIS
OSIS
Q4 25
$0.19
$2.22
Q3 25
$0.26
$1.18
Q2 25
$0.14
$3.04
Q1 25
$0.49
$2.40
Q4 24
$0.29
$2.22
Q3 24
$0.13
$1.05
Q2 24
$0.11
$2.57
Q1 24
$0.31
$1.95

Balance Sheet & Financial Strength

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

Metric
GLDD
GLDD
OSIS
OSIS
Cash + ST InvestmentsLiquidity on hand
$13.4M
$336.7M
Total DebtLower is stronger
$378.2M
$1.0B
Stockholders' EquityBook value
$517.1M
$845.5M
Total Assets
$1.3B
$2.5B
Debt / EquityLower = less leverage
0.73×
1.19×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GLDD
GLDD
OSIS
OSIS
Q4 25
$13.4M
$336.7M
Q3 25
$12.7M
$124.4M
Q2 25
$2.9M
$106.4M
Q1 25
$11.3M
$95.8M
Q4 24
$10.2M
$101.6M
Q3 24
$12.0M
$85.1M
Q2 24
$23.1M
$95.4M
Q1 24
$22.8M
$101.4M
Total Debt
GLDD
GLDD
OSIS
OSIS
Q4 25
$378.2M
$1.0B
Q3 25
$442.2M
Q2 25
$471.6M
Q1 25
$473.2M
Q4 24
$448.2M
$474.8M
Q3 24
$476.3M
Q2 24
$137.6M
Q1 24
Stockholders' Equity
GLDD
GLDD
OSIS
OSIS
Q4 25
$517.1M
$845.5M
Q3 25
$502.1M
$946.0M
Q2 25
$481.9M
$951.1M
Q1 25
$479.9M
$879.3M
Q4 24
$448.9M
$825.8M
Q3 24
$425.4M
$786.5M
Q2 24
$418.0M
$863.5M
Q1 24
$409.0M
$813.4M
Total Assets
GLDD
GLDD
OSIS
OSIS
Q4 25
$1.3B
$2.5B
Q3 25
$1.3B
$2.3B
Q2 25
$1.2B
$2.2B
Q1 25
$1.2B
$2.1B
Q4 24
$1.3B
$2.1B
Q3 24
$1.1B
$2.1B
Q2 24
$1.1B
$1.9B
Q1 24
$1.1B
$1.8B
Debt / Equity
GLDD
GLDD
OSIS
OSIS
Q4 25
0.73×
1.19×
Q3 25
0.47×
Q2 25
0.50×
Q1 25
0.54×
Q4 24
1.00×
0.57×
Q3 24
0.61×
Q2 24
0.16×
Q1 24

Cash Flow & Capital Efficiency

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

Metric
GLDD
GLDD
OSIS
OSIS
Operating Cash FlowLast quarter
$79.7M
$62.2M
Free Cash FlowOCF − Capex
$50.3M
$55.5M
FCF MarginFCF / Revenue
19.6%
12.0%
Capex IntensityCapex / Revenue
11.5%
1.4%
Cash ConversionOCF / Net Profit
6.31×
1.61×
TTM Free Cash FlowTrailing 4 quarters
$99.5M
$137.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GLDD
GLDD
OSIS
OSIS
Q4 25
$79.7M
$62.2M
Q3 25
$49.2M
$17.1M
Q2 25
$56.9M
$562.0K
Q1 25
$60.9M
$81.6M
Q4 24
$-13.5M
$52.5M
Q3 24
$26.8M
$-37.2M
Q2 24
$18.4M
$-29.0M
Q1 24
$38.4M
$-52.1M
Free Cash Flow
GLDD
GLDD
OSIS
OSIS
Q4 25
$50.3M
$55.5M
Q3 25
$13.2M
$10.1M
Q2 25
$-3.7M
$-5.6M
Q1 25
$39.6M
$77.1M
Q4 24
$-36.1M
$47.1M
Q3 24
$-11.5M
$-44.9M
Q2 24
$-34.0M
$-37.5M
Q1 24
$26.5M
$-57.0M
FCF Margin
GLDD
GLDD
OSIS
OSIS
Q4 25
19.6%
12.0%
Q3 25
6.8%
2.6%
Q2 25
-1.9%
-1.1%
Q1 25
16.3%
17.4%
Q4 24
-17.8%
11.2%
Q3 24
-6.0%
-13.0%
Q2 24
-20.0%
-7.8%
Q1 24
13.4%
-14.1%
Capex Intensity
GLDD
GLDD
OSIS
OSIS
Q4 25
11.5%
1.4%
Q3 25
18.4%
1.8%
Q2 25
31.3%
1.2%
Q1 25
8.7%
1.0%
Q4 24
11.2%
1.3%
Q3 24
20.0%
2.2%
Q2 24
30.8%
1.8%
Q1 24
6.0%
1.2%
Cash Conversion
GLDD
GLDD
OSIS
OSIS
Q4 25
6.31×
1.61×
Q3 25
2.77×
0.83×
Q2 25
5.87×
0.01×
Q1 25
1.82×
1.98×
Q4 24
-0.69×
1.39×
Q3 24
3.02×
-2.07×
Q2 24
2.39×
-0.65×
Q1 24
1.83×
-1.53×

Financial Flow Comparison

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

Revenue Breakdown by Segment

GLDD
GLDD

Segment breakdown not available.

OSIS
OSIS

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

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