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Side-by-side financial comparison of Charles River Laboratories (CRL) and Monolithic Power Systems (MPWR). Click either name above to swap in a different company.

Charles River Laboratories is the larger business by last-quarter revenue ($994.2M vs $804.2M, roughly 1.2× Monolithic Power Systems). Monolithic Power Systems runs the higher net margin — 24.0% vs -27.8%, a 51.8% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (26.1% vs -0.8%). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (25.9% 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.

Monolithic Power Systems, Inc. is an American, publicly traded company headquartered in Kirkland, Washington. It operates in more than 15 locations worldwide.

CRL vs MPWR — Head-to-Head

Bigger by revenue
CRL
CRL
1.2× larger
CRL
$994.2M
$804.2M
MPWR
Growing faster (revenue YoY)
MPWR
MPWR
+27.0% gap
MPWR
26.1%
-0.8%
CRL
Higher net margin
MPWR
MPWR
51.8% more per $
MPWR
24.0%
-27.8%
CRL
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
25.9%
-0.9%
CRL

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
CRL
CRL
MPWR
MPWR
Revenue
$994.2M
$804.2M
Net Profit
$-276.6M
$193.2M
Gross Margin
55.3%
Operating Margin
-28.5%
30.0%
Net Margin
-27.8%
24.0%
Revenue YoY
-0.8%
26.1%
Net Profit YoY
-28.9%
43.1%
EPS (diluted)
$-5.57
$3.92

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
MPWR
MPWR
Q1 26
$804.2M
Q4 25
$994.2M
$751.2M
Q3 25
$1.0B
$737.2M
Q2 25
$1.0B
$664.6M
Q1 25
$984.2M
$637.6M
Q4 24
$1.0B
$621.7M
Q3 24
$1.0B
$620.1M
Q2 24
$1.0B
$507.4M
Net Profit
CRL
CRL
MPWR
MPWR
Q1 26
$193.2M
Q4 25
$-276.6M
$171.7M
Q3 25
$54.4M
$179.8M
Q2 25
$52.3M
$135.0M
Q1 25
$25.5M
$135.1M
Q4 24
$-214.5M
$1.3B
Q3 24
$69.7M
$144.4M
Q2 24
$94.1M
$100.4M
Gross Margin
CRL
CRL
MPWR
MPWR
Q1 26
55.3%
Q4 25
55.2%
Q3 25
55.1%
Q2 25
55.1%
Q1 25
55.4%
Q4 24
55.4%
Q3 24
34.6%
55.4%
Q2 24
34.5%
55.3%
Operating Margin
CRL
CRL
MPWR
MPWR
Q1 26
30.0%
Q4 25
-28.5%
26.6%
Q3 25
13.3%
26.5%
Q2 25
9.7%
24.8%
Q1 25
7.6%
26.5%
Q4 24
-16.7%
26.3%
Q3 24
11.6%
26.5%
Q2 24
14.8%
23.0%
Net Margin
CRL
CRL
MPWR
MPWR
Q1 26
24.0%
Q4 25
-27.8%
22.9%
Q3 25
5.4%
24.4%
Q2 25
5.1%
20.3%
Q1 25
2.6%
21.2%
Q4 24
-21.4%
201.8%
Q3 24
6.9%
23.3%
Q2 24
9.2%
19.8%
EPS (diluted)
CRL
CRL
MPWR
MPWR
Q1 26
$3.92
Q4 25
$-5.57
$3.50
Q3 25
$1.10
$3.74
Q2 25
$1.06
$2.81
Q1 25
$0.50
$2.81
Q4 24
$-4.17
$25.71
Q3 24
$1.33
$2.95
Q2 24
$1.74
$2.05

Balance Sheet & Financial Strength

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

Metric
CRL
CRL
MPWR
MPWR
Cash + ST InvestmentsLiquidity on hand
$213.8M
$1.4B
Total DebtLower is stronger
$2.1B
Stockholders' EquityBook value
$3.2B
$3.7B
Total Assets
$7.1B
$4.4B
Debt / EquityLower = less leverage
0.68×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CRL
CRL
MPWR
MPWR
Q1 26
$1.4B
Q4 25
$213.8M
$1.3B
Q3 25
$207.1M
$1.3B
Q2 25
$182.8M
$1.1B
Q1 25
$229.4M
$1.0B
Q4 24
$194.6M
$862.9M
Q3 24
$210.2M
$1.5B
Q2 24
$179.2M
$1.3B
Total Debt
CRL
CRL
MPWR
MPWR
Q1 26
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
Stockholders' Equity
CRL
CRL
MPWR
MPWR
Q1 26
$3.7B
Q4 25
$3.2B
$3.5B
Q3 25
$3.4B
$3.4B
Q2 25
$3.4B
$3.2B
Q1 25
$3.2B
$3.1B
Q4 24
$3.5B
$3.0B
Q3 24
$3.8B
$2.4B
Q2 24
$3.7B
$2.2B
Total Assets
CRL
CRL
MPWR
MPWR
Q1 26
$4.4B
Q4 25
$7.1B
$4.2B
Q3 25
$7.5B
$4.1B
Q2 25
$7.6B
$3.9B
Q1 25
$7.6B
$3.7B
Q4 24
$7.5B
$3.5B
Q3 24
$8.0B
$2.9B
Q2 24
$7.9B
$2.6B
Debt / Equity
CRL
CRL
MPWR
MPWR
Q1 26
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×

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
MPWR
MPWR
Operating Cash FlowLast quarter
$147.5M
Free Cash FlowOCF − Capex
$58.6M
FCF MarginFCF / Revenue
5.9%
Capex IntensityCapex / Revenue
8.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$518.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CRL
CRL
MPWR
MPWR
Q1 26
Q4 25
$147.5M
$104.9M
Q3 25
$213.8M
$239.3M
Q2 25
$204.6M
$237.6M
Q1 25
$171.7M
$256.4M
Q4 24
$159.4M
$167.7M
Q3 24
$251.8M
$231.7M
Q2 24
$193.5M
$141.0M
Free Cash Flow
CRL
CRL
MPWR
MPWR
Q1 26
Q4 25
$58.6M
$63.9M
Q3 25
$178.2M
$196.8M
Q2 25
$169.3M
$189.5M
Q1 25
$112.4M
$216.0M
Q4 24
$83.7M
$102.9M
Q3 24
$213.1M
$197.9M
Q2 24
$154.0M
$109.5M
FCF Margin
CRL
CRL
MPWR
MPWR
Q1 26
Q4 25
5.9%
8.5%
Q3 25
17.7%
26.7%
Q2 25
16.4%
28.5%
Q1 25
11.4%
33.9%
Q4 24
8.4%
16.5%
Q3 24
21.1%
31.9%
Q2 24
15.0%
21.6%
Capex Intensity
CRL
CRL
MPWR
MPWR
Q1 26
Q4 25
8.9%
5.5%
Q3 25
3.5%
5.8%
Q2 25
3.4%
7.2%
Q1 25
6.0%
6.3%
Q4 24
7.5%
10.4%
Q3 24
3.8%
5.5%
Q2 24
3.8%
6.2%
Cash Conversion
CRL
CRL
MPWR
MPWR
Q1 26
Q4 25
0.61×
Q3 25
3.93×
1.33×
Q2 25
3.91×
1.76×
Q1 25
6.74×
1.90×
Q4 24
0.13×
Q3 24
3.61×
1.60×
Q2 24
2.06×
1.40×

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%

MPWR
MPWR

Segment breakdown not available.

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