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Side-by-side financial comparison of Mirion Technologies, Inc. (MIR) and Rubrik, Inc. (RBRK). Click either name above to swap in a different company.

Rubrik, Inc. is the larger business by last-quarter revenue ($350.2M vs $257.6M, roughly 1.4× Mirion Technologies, Inc.). On growth, Rubrik, Inc. posted the faster year-over-year revenue change (48.3% vs 27.5%).

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.

Rubrik, Inc. is an American cloud data management and data security company based in Palo Alto, California, founded in January 2014. The company is listed on the New York Stock Exchange after going public in April 2024.

MIR vs RBRK — Head-to-Head

Bigger by revenue
RBRK
RBRK
1.4× larger
RBRK
$350.2M
$257.6M
MIR
Growing faster (revenue YoY)
RBRK
RBRK
+20.7% gap
RBRK
48.3%
27.5%
MIR

Income Statement — Q1 FY2026 vs Q3 FY2026

Metric
MIR
MIR
RBRK
RBRK
Revenue
$257.6M
$350.2M
Net Profit
$-63.8M
Gross Margin
46.2%
80.5%
Operating Margin
1.4%
-21.6%
Net Margin
-18.2%
Revenue YoY
27.5%
48.3%
Net Profit YoY
51.2%
EPS (diluted)
$-0.01
$-0.32

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
MIR
MIR
RBRK
RBRK
Q1 26
$257.6M
Q4 25
$277.4M
$350.2M
Q3 25
$223.1M
$309.9M
Q2 25
$222.9M
$278.5M
Q1 25
$202.0M
$258.1M
Q4 24
$254.3M
$236.2M
Q3 24
$206.8M
$205.0M
Q2 24
$207.1M
$187.3M
Net Profit
MIR
MIR
RBRK
RBRK
Q1 26
Q4 25
$17.3M
$-63.8M
Q3 25
$2.9M
$-95.9M
Q2 25
$8.3M
$-102.1M
Q1 25
$300.0K
$-114.9M
Q4 24
$15.0M
$-130.9M
Q3 24
$-13.6M
$-176.9M
Q2 24
$-11.7M
$-732.1M
Gross Margin
MIR
MIR
RBRK
RBRK
Q1 26
46.2%
Q4 25
48.8%
80.5%
Q3 25
46.8%
79.5%
Q2 25
46.0%
78.3%
Q1 25
47.6%
77.4%
Q4 24
48.1%
76.2%
Q3 24
44.9%
73.1%
Q2 24
47.0%
48.8%
Operating Margin
MIR
MIR
RBRK
RBRK
Q1 26
1.4%
Q4 25
9.2%
-21.6%
Q3 25
3.3%
-30.5%
Q2 25
4.4%
-33.4%
Q1 25
4.3%
-45.0%
Q4 24
11.4%
-52.8%
Q3 24
-0.8%
-82.1%
Q2 24
1.1%
-387.0%
Net Margin
MIR
MIR
RBRK
RBRK
Q1 26
Q4 25
6.2%
-18.2%
Q3 25
1.3%
-31.0%
Q2 25
3.7%
-36.7%
Q1 25
0.1%
-44.5%
Q4 24
5.9%
-55.4%
Q3 24
-6.6%
-86.3%
Q2 24
-5.6%
-390.8%
EPS (diluted)
MIR
MIR
RBRK
RBRK
Q1 26
$-0.01
Q4 25
$0.07
$-0.32
Q3 25
$0.01
$-0.49
Q2 25
$0.03
$-0.53
Q1 25
$0.00
$5.69
Q4 24
$0.08
$-0.71
Q3 24
$-0.07
$-0.98
Q2 24
$-0.06
$-11.48

Balance Sheet & Financial Strength

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

Metric
MIR
MIR
RBRK
RBRK
Cash + ST InvestmentsLiquidity on hand
$397.9M
$307.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.9B
$-524.4M
Total Assets
$3.5B
$2.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MIR
MIR
RBRK
RBRK
Q1 26
$397.9M
Q4 25
$412.3M
$307.1M
Q3 25
$933.2M
$322.7M
Q2 25
$262.6M
$284.0M
Q1 25
$185.8M
$186.3M
Q4 24
$175.2M
$103.9M
Q3 24
$133.3M
$142.3M
Q2 24
$122.2M
$502.6M
Total Debt
MIR
MIR
RBRK
RBRK
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
MIR
MIR
RBRK
RBRK
Q1 26
$1.9B
Q4 25
$1.9B
$-524.4M
Q3 25
$1.8B
$-564.3M
Q2 25
$1.5B
$-556.5M
Q1 25
$1.5B
$-553.7M
Q4 24
$1.5B
$-521.1M
Q3 24
$1.5B
$-499.3M
Q2 24
$1.5B
$-514.6M
Total Assets
MIR
MIR
RBRK
RBRK
Q1 26
$3.5B
Q4 25
$3.6B
$2.5B
Q3 25
$3.5B
$2.4B
Q2 25
$2.7B
$1.5B
Q1 25
$2.6B
$1.4B
Q4 24
$2.6B
$1.3B
Q3 24
$2.7B
$1.2B
Q2 24
$2.6B
$1.2B
Debt / Equity
MIR
MIR
RBRK
RBRK
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
MIR
MIR
RBRK
RBRK
Operating Cash FlowLast quarter
$18.9M
$85.5M
Free Cash FlowOCF − Capex
$80.7M
FCF MarginFCF / Revenue
23.1%
Capex IntensityCapex / Revenue
1.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$256.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MIR
MIR
RBRK
RBRK
Q1 26
$18.9M
Q4 25
$73.0M
$85.5M
Q3 25
$22.3M
$64.7M
Q2 25
$12.4M
$39.7M
Q1 25
$35.6M
$83.6M
Q4 24
$60.8M
$23.1M
Q3 24
$17.1M
$-27.1M
Q2 24
$15.2M
$-31.4M
Free Cash Flow
MIR
MIR
RBRK
RBRK
Q1 26
Q4 25
$63.2M
$80.7M
Q3 25
$13.0M
$61.2M
Q2 25
$3.6M
$36.8M
Q1 25
$27.1M
$78.0M
Q4 24
$49.1M
$18.0M
Q3 24
$3.9M
$-29.7M
Q2 24
$4.1M
$-35.0M
FCF Margin
MIR
MIR
RBRK
RBRK
Q1 26
Q4 25
22.8%
23.1%
Q3 25
5.8%
19.8%
Q2 25
1.6%
13.2%
Q1 25
13.4%
30.2%
Q4 24
19.3%
7.6%
Q3 24
1.9%
-14.5%
Q2 24
2.0%
-18.7%
Capex Intensity
MIR
MIR
RBRK
RBRK
Q1 26
Q4 25
3.5%
1.4%
Q3 25
4.2%
1.1%
Q2 25
3.9%
1.0%
Q1 25
4.2%
2.2%
Q4 24
4.6%
2.1%
Q3 24
6.4%
1.3%
Q2 24
5.4%
1.9%
Cash Conversion
MIR
MIR
RBRK
RBRK
Q1 26
Q4 25
4.22×
Q3 25
7.69×
Q2 25
1.49×
Q1 25
118.67×
Q4 24
4.05×
Q3 24
Q2 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

MIR
MIR

Product$197.0M76%
Service$60.6M24%

RBRK
RBRK

Subscription And Circulation$336.4M96%
Other$12.3M4%
Software And Services$4.9M1%
Maintenance$1.5M0%

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