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Side-by-side financial comparison of Charles River Laboratories (CRL) and Regeneron Pharmaceuticals (REGN). Click either name above to swap in a different company.

Regeneron Pharmaceuticals is the larger business by last-quarter revenue ($3.9B vs $994.2M, roughly 3.9× Charles River Laboratories). Regeneron Pharmaceuticals runs the higher net margin — 21.7% vs -27.8%, a 49.6% gap on every dollar of revenue. On growth, Regeneron Pharmaceuticals posted the faster year-over-year revenue change (2.5% vs -0.8%). Regeneron Pharmaceuticals produced more free cash flow last quarter ($922.0M vs $58.6M). Over the past eight quarters, Regeneron Pharmaceuticals's revenue compounded faster (11.1% 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.

Regeneron Pharmaceuticals, Inc. is an American biotechnology company headquartered in Westchester County, New York. The company was founded in 1988. Originally focused on neurotrophic factors and their regenerative capabilities, giving rise to its present name; the company has since expanded operations into the study of both cytokine and tyrosine kinase receptors, which gave rise to their first product, which is a VEGF-trap.

CRL vs REGN — Head-to-Head

Bigger by revenue
REGN
REGN
3.9× larger
REGN
$3.9B
$994.2M
CRL
Growing faster (revenue YoY)
REGN
REGN
+3.3% gap
REGN
2.5%
-0.8%
CRL
Higher net margin
REGN
REGN
49.6% more per $
REGN
21.7%
-27.8%
CRL
More free cash flow
REGN
REGN
$863.4M more FCF
REGN
$922.0M
$58.6M
CRL
Faster 2-yr revenue CAGR
REGN
REGN
Annualised
REGN
11.1%
-0.9%
CRL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CRL
CRL
REGN
REGN
Revenue
$994.2M
$3.9B
Net Profit
$-276.6M
$844.6M
Gross Margin
Operating Margin
-28.5%
22.7%
Net Margin
-27.8%
21.7%
Revenue YoY
-0.8%
2.5%
Net Profit YoY
-28.9%
-8.0%
EPS (diluted)
$-5.57
$7.78

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
REGN
REGN
Q4 25
$994.2M
$3.9B
Q3 25
$1.0B
$3.8B
Q2 25
$1.0B
$3.7B
Q1 25
$984.2M
$3.0B
Q4 24
$1.0B
$3.8B
Q3 24
$1.0B
$3.7B
Q2 24
$1.0B
$3.5B
Q1 24
$1.0B
$3.1B
Net Profit
CRL
CRL
REGN
REGN
Q4 25
$-276.6M
$844.6M
Q3 25
$54.4M
$1.5B
Q2 25
$52.3M
$1.4B
Q1 25
$25.5M
$808.7M
Q4 24
$-214.5M
$917.7M
Q3 24
$69.7M
$1.3B
Q2 24
$94.1M
$1.4B
Q1 24
$73.0M
$722.0M
Gross Margin
CRL
CRL
REGN
REGN
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
34.6%
Q2 24
34.5%
Q1 24
34.1%
Operating Margin
CRL
CRL
REGN
REGN
Q4 25
-28.5%
22.7%
Q3 25
13.3%
27.3%
Q2 25
9.7%
29.4%
Q1 25
7.6%
19.5%
Q4 24
-16.7%
26.1%
Q3 24
11.6%
31.7%
Q2 24
14.8%
30.2%
Q1 24
12.5%
23.9%
Net Margin
CRL
CRL
REGN
REGN
Q4 25
-27.8%
21.7%
Q3 25
5.4%
38.9%
Q2 25
5.1%
37.9%
Q1 25
2.6%
26.7%
Q4 24
-21.4%
24.2%
Q3 24
6.9%
36.0%
Q2 24
9.2%
40.4%
Q1 24
7.2%
23.0%
EPS (diluted)
CRL
CRL
REGN
REGN
Q4 25
$-5.57
$7.78
Q3 25
$1.10
$13.62
Q2 25
$1.06
$12.81
Q1 25
$0.50
$7.27
Q4 24
$-4.17
$8.12
Q3 24
$1.33
$11.54
Q2 24
$1.74
$12.41
Q1 24
$1.30
$6.27

Balance Sheet & Financial Strength

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

Metric
CRL
CRL
REGN
REGN
Cash + ST InvestmentsLiquidity on hand
$213.8M
$8.6B
Total DebtLower is stronger
$2.1B
Stockholders' EquityBook value
$3.2B
$31.3B
Total Assets
$7.1B
$40.6B
Debt / EquityLower = less leverage
0.68×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CRL
CRL
REGN
REGN
Q4 25
$213.8M
$8.6B
Q3 25
$207.1M
$8.4B
Q2 25
$182.8M
$7.5B
Q1 25
$229.4M
$8.3B
Q4 24
$194.6M
$9.0B
Q3 24
$210.2M
$9.8B
Q2 24
$179.2M
$9.8B
Q1 24
$327.0M
$10.5B
Total Debt
CRL
CRL
REGN
REGN
Q4 25
$2.1B
Q3 25
$2.2B
Q2 25
$2.3B
Q1 25
$2.5B
Q4 24
$2.2B
Q3 24
$2.3B
Q2 24
$2.4B
Q1 24
$2.7B
Stockholders' Equity
CRL
CRL
REGN
REGN
Q4 25
$3.2B
$31.3B
Q3 25
$3.4B
$31.0B
Q2 25
$3.4B
$29.9B
Q1 25
$3.2B
$29.4B
Q4 24
$3.5B
$29.4B
Q3 24
$3.8B
$29.3B
Q2 24
$3.7B
$28.2B
Q1 24
$3.6B
$27.0B
Total Assets
CRL
CRL
REGN
REGN
Q4 25
$7.1B
$40.6B
Q3 25
$7.5B
$40.2B
Q2 25
$7.6B
$38.2B
Q1 25
$7.6B
$37.5B
Q4 24
$7.5B
$37.8B
Q3 24
$8.0B
$37.4B
Q2 24
$7.9B
$36.1B
Q1 24
$8.2B
$34.4B
Debt / Equity
CRL
CRL
REGN
REGN
Q4 25
0.68×
Q3 25
0.64×
Q2 25
0.70×
Q1 25
0.79×
Q4 24
0.65×
Q3 24
0.62×
Q2 24
0.65×
Q1 24
0.73×

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
REGN
REGN
Operating Cash FlowLast quarter
$147.5M
$1.2B
Free Cash FlowOCF − Capex
$58.6M
$922.0M
FCF MarginFCF / Revenue
5.9%
23.7%
Capex IntensityCapex / Revenue
8.9%
6.4%
Cash ConversionOCF / Net Profit
1.39×
TTM Free Cash FlowTrailing 4 quarters
$518.5M
$4.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CRL
CRL
REGN
REGN
Q4 25
$147.5M
$1.2B
Q3 25
$213.8M
$1.6B
Q2 25
$204.6M
$1.1B
Q1 25
$171.7M
$1.0B
Q4 24
$159.4M
$1.3B
Q3 24
$251.8M
$1.3B
Q2 24
$193.5M
$354.0M
Q1 24
$129.9M
$1.5B
Free Cash Flow
CRL
CRL
REGN
REGN
Q4 25
$58.6M
$922.0M
Q3 25
$178.2M
$1.4B
Q2 25
$169.3M
$925.4M
Q1 25
$112.4M
$815.8M
Q4 24
$83.7M
$1.1B
Q3 24
$213.1M
$1.0B
Q2 24
$154.0M
$173.5M
Q1 24
$50.7M
$1.4B
FCF Margin
CRL
CRL
REGN
REGN
Q4 25
5.9%
23.7%
Q3 25
17.7%
37.8%
Q2 25
16.4%
25.2%
Q1 25
11.4%
26.9%
Q4 24
8.4%
28.1%
Q3 24
21.1%
28.2%
Q2 24
15.0%
4.9%
Q1 24
5.0%
43.8%
Capex Intensity
CRL
CRL
REGN
REGN
Q4 25
8.9%
6.4%
Q3 25
3.5%
5.4%
Q2 25
3.4%
6.0%
Q1 25
6.0%
7.6%
Q4 24
7.5%
5.3%
Q3 24
3.8%
6.5%
Q2 24
3.8%
5.1%
Q1 24
7.8%
4.3%
Cash Conversion
CRL
CRL
REGN
REGN
Q4 25
1.39×
Q3 25
3.93×
1.11×
Q2 25
3.91×
0.82×
Q1 25
6.74×
1.29×
Q4 24
1.38×
Q3 24
3.61×
0.96×
Q2 24
2.06×
0.25×
Q1 24
1.78×
2.09×

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%

REGN
REGN

Segment breakdown not available.

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