vs

Side-by-side financial comparison of James River Group Holdings, Inc. (JRVR) and Mirion Technologies, Inc. (MIR). Click either name above to swap in a different company.

Mirion Technologies, Inc. is the larger business by last-quarter revenue ($257.6M vs $167.7M, roughly 1.5× James River Group Holdings, Inc.). On growth, James River Group Holdings, Inc. posted the faster year-over-year revenue change (32.4% vs 27.5%). Over the past eight quarters, Mirion Technologies, Inc.'s revenue compounded faster (11.5% CAGR vs -8.7%).

James River Corporation was an American pulp and paper company based in Richmond, Virginia, once the largest paper manufacturer in the world.

Mirion Technologies, Inc. is a global provider of radiation detection, monitoring, and safety solutions. Its core offerings include personal dosimetry systems, radiation imaging equipment, and risk management software, serving nuclear power, healthcare, defense, and industrial sectors across North America, Europe, and the Asia Pacific.

JRVR vs MIR — Head-to-Head

Bigger by revenue
MIR
MIR
1.5× larger
MIR
$257.6M
$167.7M
JRVR
Growing faster (revenue YoY)
JRVR
JRVR
+4.9% gap
JRVR
32.4%
27.5%
MIR
Faster 2-yr revenue CAGR
MIR
MIR
Annualised
MIR
11.5%
-8.7%
JRVR

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
JRVR
JRVR
MIR
MIR
Revenue
$167.7M
$257.6M
Net Profit
$32.1M
Gross Margin
46.2%
Operating Margin
14.6%
1.4%
Net Margin
19.1%
Revenue YoY
32.4%
27.5%
Net Profit YoY
149.5%
EPS (diluted)
$0.59
$-0.01

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
JRVR
JRVR
MIR
MIR
Q1 26
$257.6M
Q4 25
$167.7M
$277.4M
Q3 25
$172.7M
$223.1M
Q2 25
$174.8M
$222.9M
Q1 25
$172.3M
$202.0M
Q4 24
$126.7M
$254.3M
Q3 24
$191.5M
$206.8M
Q2 24
$188.3M
$207.1M
Net Profit
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
$32.1M
$17.3M
Q3 25
$1.0M
$2.9M
Q2 25
$4.8M
$8.3M
Q1 25
$9.6M
$300.0K
Q4 24
$-64.8M
$15.0M
Q3 24
$-39.4M
$-13.6M
Q2 24
$7.6M
$-11.7M
Gross Margin
JRVR
JRVR
MIR
MIR
Q1 26
46.2%
Q4 25
48.8%
Q3 25
46.8%
Q2 25
46.0%
Q1 25
47.6%
Q4 24
48.1%
Q3 24
44.9%
Q2 24
47.0%
Operating Margin
JRVR
JRVR
MIR
MIR
Q1 26
1.4%
Q4 25
14.6%
9.2%
Q3 25
1.5%
3.3%
Q2 25
4.2%
4.4%
Q1 25
9.3%
4.3%
Q4 24
-57.0%
11.4%
Q3 24
-27.1%
-0.8%
Q2 24
10.7%
1.1%
Net Margin
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
19.1%
6.2%
Q3 25
0.6%
1.3%
Q2 25
2.7%
3.7%
Q1 25
5.6%
0.1%
Q4 24
-51.1%
5.9%
Q3 24
-20.6%
-6.6%
Q2 24
4.0%
-5.6%
EPS (diluted)
JRVR
JRVR
MIR
MIR
Q1 26
$-0.01
Q4 25
$0.59
$0.07
Q3 25
$-0.02
$0.01
Q2 25
$0.06
$0.03
Q1 25
$0.16
$0.00
Q4 24
$-2.44
$0.08
Q3 24
$-1.10
$-0.07
Q2 24
$0.13
$-0.06

Balance Sheet & Financial Strength

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

Metric
JRVR
JRVR
MIR
MIR
Cash + ST InvestmentsLiquidity on hand
$260.9M
$397.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$538.2M
$1.9B
Total Assets
$4.9B
$3.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
JRVR
JRVR
MIR
MIR
Q1 26
$397.9M
Q4 25
$260.9M
$412.3M
Q3 25
$238.8M
$933.2M
Q2 25
$220.0M
$262.6M
Q1 25
$279.4M
$185.8M
Q4 24
$362.3M
$175.2M
Q3 24
$359.8M
$133.3M
Q2 24
$672.5M
$122.2M
Total Debt
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
Q3 25
$444.8M
Q2 25
$444.9M
Q1 25
$686.6M
Q4 24
$686.4M
Q3 24
$685.1M
Q2 24
$684.1M
Stockholders' Equity
JRVR
JRVR
MIR
MIR
Q1 26
$1.9B
Q4 25
$538.2M
$1.9B
Q3 25
$503.6M
$1.8B
Q2 25
$492.6M
$1.5B
Q1 25
$484.5M
$1.5B
Q4 24
$460.9M
$1.5B
Q3 24
$530.3M
$1.5B
Q2 24
$541.8M
$1.5B
Total Assets
JRVR
JRVR
MIR
MIR
Q1 26
$3.5B
Q4 25
$4.9B
$3.6B
Q3 25
$5.0B
$3.5B
Q2 25
$5.0B
$2.7B
Q1 25
$4.9B
$2.6B
Q4 24
$5.0B
$2.6B
Q3 24
$5.0B
$2.7B
Q2 24
$4.7B
$2.6B
Debt / Equity
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
Q3 25
0.24×
Q2 25
0.30×
Q1 25
0.46×
Q4 24
0.46×
Q3 24
0.45×
Q2 24
0.45×

Cash Flow & Capital Efficiency

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

Metric
JRVR
JRVR
MIR
MIR
Operating Cash FlowLast quarter
$-18.8M
$18.9M
Free Cash FlowOCF − Capex
$-23.6M
FCF MarginFCF / Revenue
-14.1%
Capex IntensityCapex / Revenue
2.9%
Cash ConversionOCF / Net Profit
-0.59×
TTM Free Cash FlowTrailing 4 quarters
$-17.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
JRVR
JRVR
MIR
MIR
Q1 26
$18.9M
Q4 25
$-18.8M
$73.0M
Q3 25
$34.3M
$22.3M
Q2 25
$25.2M
$12.4M
Q1 25
$-51.5M
$35.6M
Q4 24
$-247.1M
$60.8M
Q3 24
$-269.9M
$17.1M
Q2 24
$-8.7M
$15.2M
Free Cash Flow
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
$-23.6M
$63.2M
Q3 25
$33.7M
$13.0M
Q2 25
$24.7M
$3.6M
Q1 25
$-52.7M
$27.1M
Q4 24
$-252.0M
$49.1M
Q3 24
$-270.8M
$3.9M
Q2 24
$-9.3M
$4.1M
FCF Margin
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
-14.1%
22.8%
Q3 25
19.5%
5.8%
Q2 25
14.1%
1.6%
Q1 25
-30.6%
13.4%
Q4 24
-198.9%
19.3%
Q3 24
-141.4%
1.9%
Q2 24
-4.9%
2.0%
Capex Intensity
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
2.9%
3.5%
Q3 25
0.4%
4.2%
Q2 25
0.3%
3.9%
Q1 25
0.7%
4.2%
Q4 24
3.9%
4.6%
Q3 24
0.4%
6.4%
Q2 24
0.3%
5.4%
Cash Conversion
JRVR
JRVR
MIR
MIR
Q1 26
Q4 25
-0.59×
4.22×
Q3 25
33.61×
7.69×
Q2 25
5.29×
1.49×
Q1 25
-5.38×
118.67×
Q4 24
4.05×
Q3 24
Q2 24
-1.14×

Financial Flow Comparison

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

Revenue Breakdown by Segment

JRVR
JRVR

Excess And Surplus Lines$156.7M93%
Specialty Admitted Insurance$10.9M7%

MIR
MIR

Product$197.0M76%
Service$60.6M24%

Related Comparisons