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Side-by-side financial comparison of Great Lakes Dredge & Dock CORP (GLDD) and REPLIGEN CORP (RGEN). Click either name above to swap in a different company.

Great Lakes Dredge & Dock CORP is the larger business by last-quarter revenue ($256.5M vs $197.9M, roughly 1.3× REPLIGEN CORP). REPLIGEN CORP runs the higher net margin — 6.7% vs 4.9%, a 1.8% gap on every dollar of revenue. On growth, Great Lakes Dredge & Dock CORP posted the faster year-over-year revenue change (26.5% vs 13.6%). Great Lakes Dredge & Dock CORP produced more free cash flow last quarter ($50.3M vs $17.6M). Over the past eight quarters, REPLIGEN CORP's revenue compounded faster (14.4% CAGR vs 13.6%).

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.

Repligen Corporation is a global life sciences company devoted to the development and commercialization of innovative bioprocessing technologies and systems that enable efficiencies in the process of manufacturing biological drugs.2025 The company is based in Waltham, Massachusetts,2014 and was incorporated in Delaware in 1981. A public company, Repligen is listed on the NASDAQ exchange under the symbol RGEN. As of 2025, Repligen employs over 1,900 employees globally and serves primarily biop...

GLDD vs RGEN — Head-to-Head

Bigger by revenue
GLDD
GLDD
1.3× larger
GLDD
$256.5M
$197.9M
RGEN
Growing faster (revenue YoY)
GLDD
GLDD
+12.8% gap
GLDD
26.5%
13.6%
RGEN
Higher net margin
RGEN
RGEN
1.8% more per $
RGEN
6.7%
4.9%
GLDD
More free cash flow
GLDD
GLDD
$32.7M more FCF
GLDD
$50.3M
$17.6M
RGEN
Faster 2-yr revenue CAGR
RGEN
RGEN
Annualised
RGEN
14.4%
13.6%
GLDD

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
GLDD
GLDD
RGEN
RGEN
Revenue
$256.5M
$197.9M
Net Profit
$12.6M
$13.3M
Gross Margin
20.9%
52.5%
Operating Margin
12.7%
9.0%
Net Margin
4.9%
6.7%
Revenue YoY
26.5%
13.6%
Net Profit YoY
-35.9%
143.9%
EPS (diluted)
$0.19
$0.24

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
RGEN
RGEN
Q4 25
$256.5M
$197.9M
Q3 25
$195.2M
$188.8M
Q2 25
$193.8M
$182.4M
Q1 25
$242.9M
$169.2M
Q4 24
$202.8M
$174.1M
Q3 24
$191.2M
$154.9M
Q2 24
$170.1M
$154.1M
Q1 24
$198.7M
$151.3M
Net Profit
GLDD
GLDD
RGEN
RGEN
Q4 25
$12.6M
$13.3M
Q3 25
$17.7M
$14.9M
Q2 25
$9.7M
$14.9M
Q1 25
$33.4M
$5.8M
Q4 24
$19.7M
$-30.3M
Q3 24
$8.9M
$-654.0K
Q2 24
$7.7M
$3.3M
Q1 24
$21.0M
$2.1M
Gross Margin
GLDD
GLDD
RGEN
RGEN
Q4 25
20.9%
52.5%
Q3 25
22.4%
53.2%
Q2 25
18.9%
50.0%
Q1 25
28.6%
53.6%
Q4 24
24.1%
26.1%
Q3 24
19.0%
50.0%
Q2 24
17.5%
49.8%
Q1 24
22.9%
49.5%
Operating Margin
GLDD
GLDD
RGEN
RGEN
Q4 25
12.7%
9.0%
Q3 25
14.4%
8.9%
Q2 25
8.8%
7.6%
Q1 25
20.6%
3.9%
Q4 24
14.8%
-17.7%
Q3 24
8.7%
-5.1%
Q2 24
8.6%
1.0%
Q1 24
15.8%
1.3%
Net Margin
GLDD
GLDD
RGEN
RGEN
Q4 25
4.9%
6.7%
Q3 25
9.1%
7.9%
Q2 25
5.0%
8.2%
Q1 25
13.8%
3.4%
Q4 24
9.7%
-17.4%
Q3 24
4.6%
-0.4%
Q2 24
4.5%
2.2%
Q1 24
10.6%
1.4%
EPS (diluted)
GLDD
GLDD
RGEN
RGEN
Q4 25
$0.19
$0.24
Q3 25
$0.26
$0.26
Q2 25
$0.14
$0.26
Q1 25
$0.49
$0.10
Q4 24
$0.29
$-0.55
Q3 24
$0.13
$-0.01
Q2 24
$0.11
$0.06
Q1 24
$0.31
$0.04

Balance Sheet & Financial Strength

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

Metric
GLDD
GLDD
RGEN
RGEN
Cash + ST InvestmentsLiquidity on hand
$13.4M
$767.6M
Total DebtLower is stronger
$378.2M
$542.2M
Stockholders' EquityBook value
$517.1M
$2.1B
Total Assets
$1.3B
$2.9B
Debt / EquityLower = less leverage
0.73×
0.26×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GLDD
GLDD
RGEN
RGEN
Q4 25
$13.4M
$767.6M
Q3 25
$12.7M
$748.7M
Q2 25
$2.9M
$708.9M
Q1 25
$11.3M
$697.2M
Q4 24
$10.2M
$757.4M
Q3 24
$12.0M
$784.0M
Q2 24
$23.1M
$809.1M
Q1 24
$22.8M
$780.6M
Total Debt
GLDD
GLDD
RGEN
RGEN
Q4 25
$378.2M
$542.2M
Q3 25
$537.9M
Q2 25
Q1 25
Q4 24
$448.2M
$525.6M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
GLDD
GLDD
RGEN
RGEN
Q4 25
$517.1M
$2.1B
Q3 25
$502.1M
$2.1B
Q2 25
$481.9M
$2.1B
Q1 25
$479.9M
$2.0B
Q4 24
$448.9M
$2.0B
Q3 24
$425.4M
$2.0B
Q2 24
$418.0M
$2.0B
Q1 24
$409.0M
$2.0B
Total Assets
GLDD
GLDD
RGEN
RGEN
Q4 25
$1.3B
$2.9B
Q3 25
$1.3B
$2.9B
Q2 25
$1.2B
$2.9B
Q1 25
$1.2B
$2.9B
Q4 24
$1.3B
$2.8B
Q3 24
$1.1B
$2.8B
Q2 24
$1.1B
$2.9B
Q1 24
$1.1B
$2.8B
Debt / Equity
GLDD
GLDD
RGEN
RGEN
Q4 25
0.73×
0.26×
Q3 25
0.26×
Q2 25
Q1 25
Q4 24
1.00×
0.27×
Q3 24
Q2 24
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
RGEN
RGEN
Operating Cash FlowLast quarter
$79.7M
$25.7M
Free Cash FlowOCF − Capex
$50.3M
$17.6M
FCF MarginFCF / Revenue
19.6%
8.9%
Capex IntensityCapex / Revenue
11.5%
4.1%
Cash ConversionOCF / Net Profit
6.31×
1.93×
TTM Free Cash FlowTrailing 4 quarters
$99.5M
$93.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GLDD
GLDD
RGEN
RGEN
Q4 25
$79.7M
$25.7M
Q3 25
$49.2M
$48.1M
Q2 25
$56.9M
$28.6M
Q1 25
$60.9M
$15.0M
Q4 24
$-13.5M
$39.2M
Q3 24
$26.8M
$49.3M
Q2 24
$18.4M
$42.2M
Q1 24
$38.4M
$44.7M
Free Cash Flow
GLDD
GLDD
RGEN
RGEN
Q4 25
$50.3M
$17.6M
Q3 25
$13.2M
$43.4M
Q2 25
$-3.7M
$21.5M
Q1 25
$39.6M
$11.4M
Q4 24
$-36.1M
$33.6M
Q3 24
$-11.5M
$42.3M
Q2 24
$-34.0M
$37.4M
Q1 24
$26.5M
$36.4M
FCF Margin
GLDD
GLDD
RGEN
RGEN
Q4 25
19.6%
8.9%
Q3 25
6.8%
23.0%
Q2 25
-1.9%
11.8%
Q1 25
16.3%
6.8%
Q4 24
-17.8%
19.3%
Q3 24
-6.0%
27.3%
Q2 24
-20.0%
24.3%
Q1 24
13.4%
24.0%
Capex Intensity
GLDD
GLDD
RGEN
RGEN
Q4 25
11.5%
4.1%
Q3 25
18.4%
2.5%
Q2 25
31.3%
3.9%
Q1 25
8.7%
2.1%
Q4 24
11.2%
3.2%
Q3 24
20.0%
4.5%
Q2 24
30.8%
3.1%
Q1 24
6.0%
5.5%
Cash Conversion
GLDD
GLDD
RGEN
RGEN
Q4 25
6.31×
1.93×
Q3 25
2.77×
3.23×
Q2 25
5.87×
1.92×
Q1 25
1.82×
2.57×
Q4 24
-0.69×
Q3 24
3.02×
Q2 24
2.39×
12.70×
Q1 24
1.83×
21.35×

Financial Flow Comparison

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

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