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Side-by-side financial comparison of Charles River Laboratories (CRL) and Primoris Services Corp (PRIM). Click either name above to swap in a different company.

Primoris Services Corp is the larger business by last-quarter revenue ($1.9B vs $994.2M, roughly 1.9× Charles River Laboratories). Primoris Services Corp runs the higher net margin — 2.8% vs -27.8%, a 30.6% gap on every dollar of revenue. On growth, Primoris Services Corp posted the faster year-over-year revenue change (6.7% vs -0.8%). Primoris Services Corp produced more free cash flow last quarter ($121.1M vs $58.6M). Over the past eight quarters, Primoris Services Corp's revenue compounded faster (14.7% CAGR vs -0.9%).

Charles River Laboratories International, Inc. is an American pharmaceutical and biotechnology contract research organisation (CRO) headquartered in Wilmington, Massachusetts, United States. Founded in 1947, the company provides preclinical and clinical laboratory services for the development of new drugs, vaccines, and medical devices.

Primoris Services Corporation is a publicly traded specialty construction and infrastructure company based in the United States, with a particular focus on pipelines for natural gas, wastewater and water. As of 2014 it was a Fortune 1000 company.

CRL vs PRIM — Head-to-Head

Bigger by revenue
PRIM
PRIM
1.9× larger
PRIM
$1.9B
$994.2M
CRL
Growing faster (revenue YoY)
PRIM
PRIM
+7.5% gap
PRIM
6.7%
-0.8%
CRL
Higher net margin
PRIM
PRIM
30.6% more per $
PRIM
2.8%
-27.8%
CRL
More free cash flow
PRIM
PRIM
$62.6M more FCF
PRIM
$121.1M
$58.6M
CRL
Faster 2-yr revenue CAGR
PRIM
PRIM
Annualised
PRIM
14.7%
-0.9%
CRL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CRL
CRL
PRIM
PRIM
Revenue
$994.2M
$1.9B
Net Profit
$-276.6M
$51.7M
Gross Margin
9.4%
Operating Margin
-28.5%
4.2%
Net Margin
-27.8%
2.8%
Revenue YoY
-0.8%
6.7%
Net Profit YoY
-28.9%
-4.2%
EPS (diluted)
$-5.57
$0.94

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
CRL
CRL
PRIM
PRIM
Q4 25
$994.2M
$1.9B
Q3 25
$1.0B
$2.2B
Q2 25
$1.0B
$1.9B
Q1 25
$984.2M
$1.6B
Q4 24
$1.0B
$1.7B
Q3 24
$1.0B
$1.6B
Q2 24
$1.0B
$1.6B
Q1 24
$1.0B
$1.4B
Net Profit
CRL
CRL
PRIM
PRIM
Q4 25
$-276.6M
$51.7M
Q3 25
$54.4M
$94.6M
Q2 25
$52.3M
$84.3M
Q1 25
$25.5M
$44.2M
Q4 24
$-214.5M
$54.0M
Q3 24
$69.7M
$58.4M
Q2 24
$94.1M
$49.5M
Q1 24
$73.0M
$18.9M
Gross Margin
CRL
CRL
PRIM
PRIM
Q4 25
9.4%
Q3 25
10.8%
Q2 25
12.3%
Q1 25
10.4%
Q4 24
10.6%
Q3 24
34.6%
12.0%
Q2 24
34.5%
11.9%
Q1 24
34.1%
9.4%
Operating Margin
CRL
CRL
PRIM
PRIM
Q4 25
-28.5%
4.2%
Q3 25
13.3%
6.3%
Q2 25
9.7%
6.7%
Q1 25
7.6%
4.3%
Q4 24
-16.7%
5.0%
Q3 24
11.6%
6.0%
Q2 24
14.8%
5.5%
Q1 24
12.5%
3.1%
Net Margin
CRL
CRL
PRIM
PRIM
Q4 25
-27.8%
2.8%
Q3 25
5.4%
4.3%
Q2 25
5.1%
4.5%
Q1 25
2.6%
2.7%
Q4 24
-21.4%
3.1%
Q3 24
6.9%
3.5%
Q2 24
9.2%
3.2%
Q1 24
7.2%
1.3%
EPS (diluted)
CRL
CRL
PRIM
PRIM
Q4 25
$-5.57
$0.94
Q3 25
$1.10
$1.73
Q2 25
$1.06
$1.54
Q1 25
$0.50
$0.81
Q4 24
$-4.17
$0.98
Q3 24
$1.33
$1.07
Q2 24
$1.74
$0.91
Q1 24
$1.30
$0.35

Balance Sheet & Financial Strength

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

Metric
CRL
CRL
PRIM
PRIM
Cash + ST InvestmentsLiquidity on hand
$213.8M
$535.5M
Total DebtLower is stronger
$2.1B
$469.9M
Stockholders' EquityBook value
$3.2B
$1.7B
Total Assets
$7.1B
$4.4B
Debt / EquityLower = less leverage
0.68×
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CRL
CRL
PRIM
PRIM
Q4 25
$213.8M
$535.5M
Q3 25
$207.1M
$431.4M
Q2 25
$182.8M
$390.3M
Q1 25
$229.4M
$351.6M
Q4 24
$194.6M
$455.8M
Q3 24
$210.2M
$352.7M
Q2 24
$179.2M
$207.4M
Q1 24
$327.0M
$177.6M
Total Debt
CRL
CRL
PRIM
PRIM
Q4 25
$2.1B
$469.9M
Q3 25
$2.2B
$486.0M
Q2 25
$2.3B
$603.1M
Q1 25
$2.5B
$612.0M
Q4 24
$2.2B
$734.8M
Q3 24
$2.3B
$903.7M
Q2 24
$2.4B
$933.0M
Q1 24
$2.7B
$951.7M
Stockholders' Equity
CRL
CRL
PRIM
PRIM
Q4 25
$3.2B
$1.7B
Q3 25
$3.4B
$1.6B
Q2 25
$3.4B
$1.5B
Q1 25
$3.2B
$1.4B
Q4 24
$3.5B
$1.4B
Q3 24
$3.8B
$1.4B
Q2 24
$3.7B
$1.3B
Q1 24
$3.6B
$1.2B
Total Assets
CRL
CRL
PRIM
PRIM
Q4 25
$7.1B
$4.4B
Q3 25
$7.5B
$4.6B
Q2 25
$7.6B
$4.5B
Q1 25
$7.6B
$4.2B
Q4 24
$7.5B
$4.2B
Q3 24
$8.0B
$4.2B
Q2 24
$7.9B
$4.0B
Q1 24
$8.2B
$4.0B
Debt / Equity
CRL
CRL
PRIM
PRIM
Q4 25
0.68×
0.28×
Q3 25
0.64×
0.30×
Q2 25
0.70×
0.39×
Q1 25
0.79×
0.42×
Q4 24
0.65×
0.52×
Q3 24
0.62×
0.67×
Q2 24
0.65×
0.72×
Q1 24
0.73×
0.76×

Cash Flow & Capital Efficiency

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

Metric
CRL
CRL
PRIM
PRIM
Operating Cash FlowLast quarter
$147.5M
$142.9M
Free Cash FlowOCF − Capex
$58.6M
$121.1M
FCF MarginFCF / Revenue
5.9%
6.5%
Capex IntensityCapex / Revenue
8.9%
1.2%
Cash ConversionOCF / Net Profit
2.76×
TTM Free Cash FlowTrailing 4 quarters
$518.5M
$340.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CRL
CRL
PRIM
PRIM
Q4 25
$147.5M
$142.9M
Q3 25
$213.8M
$182.9M
Q2 25
$204.6M
$78.5M
Q1 25
$171.7M
$66.2M
Q4 24
$159.4M
$298.3M
Q3 24
$251.8M
$222.5M
Q2 24
$193.5M
$16.1M
Q1 24
$129.9M
$-28.5M
Free Cash Flow
CRL
CRL
PRIM
PRIM
Q4 25
$58.6M
$121.1M
Q3 25
$178.2M
$148.4M
Q2 25
$169.3M
$45.3M
Q1 25
$112.4M
$25.6M
Q4 24
$83.7M
$270.0M
Q3 24
$213.1M
$158.8M
Q2 24
$154.0M
$-8.1M
Q1 24
$50.7M
$-38.9M
FCF Margin
CRL
CRL
PRIM
PRIM
Q4 25
5.9%
6.5%
Q3 25
17.7%
6.8%
Q2 25
16.4%
2.4%
Q1 25
11.4%
1.6%
Q4 24
8.4%
15.5%
Q3 24
21.1%
9.6%
Q2 24
15.0%
-0.5%
Q1 24
5.0%
-2.8%
Capex Intensity
CRL
CRL
PRIM
PRIM
Q4 25
8.9%
1.2%
Q3 25
3.5%
1.6%
Q2 25
3.4%
1.8%
Q1 25
6.0%
2.5%
Q4 24
7.5%
1.6%
Q3 24
3.8%
3.9%
Q2 24
3.8%
1.5%
Q1 24
7.8%
0.7%
Cash Conversion
CRL
CRL
PRIM
PRIM
Q4 25
2.76×
Q3 25
3.93×
1.93×
Q2 25
3.91×
0.93×
Q1 25
6.74×
1.50×
Q4 24
5.53×
Q3 24
3.61×
3.81×
Q2 24
2.06×
0.32×
Q1 24
1.78×
-1.50×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CRL
CRL

Discovery And Safety Assessment Segment$591.6M60%
Manufacturing Support Segment$196.4M20%
Transferred At Point In Time$108.0M11%
Transferred Over Time$98.3M10%

PRIM
PRIM

Energy Segment$1.2B64%
Unit Price Contracts$473.7M25%
Cost Reimbursable Contracts$121.3M7%
Other$74.9M4%

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