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Side-by-side financial comparison of Alpha Metallurgical Resources, Inc. (AMR) and Rubrik, Inc. (RBRK). Click either name above to swap in a different company.

Alpha Metallurgical Resources, Inc. is the larger business by last-quarter revenue ($519.1M vs $350.2M, roughly 1.5× Rubrik, Inc.). Alpha Metallurgical Resources, Inc. runs the higher net margin — -3.3% vs -18.2%, a 14.9% gap on every dollar of revenue. On growth, Rubrik, Inc. posted the faster year-over-year revenue change (48.3% vs -15.7%). Rubrik, Inc. produced more free cash flow last quarter ($80.7M vs $-10.0M).

Alpha Metallurgical Resources, formerly Contura Energy, is a leading coal supplier with underground and surface coal mining complexes across Northern and Central Appalachia. Contura owns large coal basins in Pennsylvania, Virginia and West Virginia which supply both metallurgical coal to produce steel and thermal coal to generate power.

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.

AMR vs RBRK — Head-to-Head

Bigger by revenue
AMR
AMR
1.5× larger
AMR
$519.1M
$350.2M
RBRK
Growing faster (revenue YoY)
RBRK
RBRK
+63.9% gap
RBRK
48.3%
-15.7%
AMR
Higher net margin
AMR
AMR
14.9% more per $
AMR
-3.3%
-18.2%
RBRK
More free cash flow
RBRK
RBRK
$90.7M more FCF
RBRK
$80.7M
$-10.0M
AMR

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
AMR
AMR
RBRK
RBRK
Revenue
$519.1M
$350.2M
Net Profit
$-17.3M
$-63.8M
Gross Margin
80.5%
Operating Margin
-4.1%
-21.6%
Net Margin
-3.3%
-18.2%
Revenue YoY
-15.7%
48.3%
Net Profit YoY
-711.2%
51.2%
EPS (diluted)
$-1.35
$-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
AMR
AMR
RBRK
RBRK
Q4 25
$519.1M
$350.2M
Q3 25
$525.2M
$309.9M
Q2 25
$548.7M
$278.5M
Q1 25
$529.7M
$258.1M
Q4 24
$615.4M
$236.2M
Q3 24
$669.8M
$205.0M
Q2 24
$800.1M
$187.3M
Q1 24
$861.3M
Net Profit
AMR
AMR
RBRK
RBRK
Q4 25
$-17.3M
$-63.8M
Q3 25
$-5.5M
$-95.9M
Q2 25
$-5.0M
$-102.1M
Q1 25
$-33.9M
$-114.9M
Q4 24
$-2.1M
$-130.9M
Q3 24
$3.8M
$-176.9M
Q2 24
$58.9M
$-732.1M
Q1 24
$127.0M
Gross Margin
AMR
AMR
RBRK
RBRK
Q4 25
80.5%
Q3 25
79.5%
Q2 25
78.3%
Q1 25
77.4%
Q4 24
76.2%
Q3 24
73.1%
Q2 24
48.8%
Q1 24
Operating Margin
AMR
AMR
RBRK
RBRK
Q4 25
-4.1%
-21.6%
Q3 25
-0.5%
-30.5%
Q2 25
0.5%
-33.4%
Q1 25
-7.6%
-45.0%
Q4 24
1.6%
-52.8%
Q3 24
0.8%
-82.1%
Q2 24
8.8%
-387.0%
Q1 24
16.5%
Net Margin
AMR
AMR
RBRK
RBRK
Q4 25
-3.3%
-18.2%
Q3 25
-1.1%
-31.0%
Q2 25
-0.9%
-36.7%
Q1 25
-6.4%
-44.5%
Q4 24
-0.3%
-55.4%
Q3 24
0.6%
-86.3%
Q2 24
7.4%
-390.8%
Q1 24
14.7%
EPS (diluted)
AMR
AMR
RBRK
RBRK
Q4 25
$-1.35
$-0.32
Q3 25
$-0.42
$-0.49
Q2 25
$-0.38
$-0.53
Q1 25
$-2.60
$5.69
Q4 24
$-0.09
$-0.71
Q3 24
$0.29
$-0.98
Q2 24
$4.49
$-11.48
Q1 24
$9.59

Balance Sheet & Financial Strength

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

Metric
AMR
AMR
RBRK
RBRK
Cash + ST InvestmentsLiquidity on hand
$415.6M
$307.1M
Total DebtLower is stronger
$9.8M
Stockholders' EquityBook value
$1.5B
$-524.4M
Total Assets
$2.3B
$2.5B
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMR
AMR
RBRK
RBRK
Q4 25
$415.6M
$307.1M
Q3 25
$457.9M
$322.7M
Q2 25
$449.0M
$284.0M
Q1 25
$448.0M
$186.3M
Q4 24
$481.6M
$103.9M
Q3 24
$484.6M
$142.3M
Q2 24
$336.1M
$502.6M
Q1 24
$269.4M
Total Debt
AMR
AMR
RBRK
RBRK
Q4 25
$9.8M
Q3 25
$2.9M
Q2 25
$3.1M
Q1 25
$2.4M
Q4 24
$2.9M
Q3 24
$3.6M
Q2 24
$5.3M
Q1 24
$6.0M
Stockholders' Equity
AMR
AMR
RBRK
RBRK
Q4 25
$1.5B
$-524.4M
Q3 25
$1.6B
$-564.3M
Q2 25
$1.6B
$-556.5M
Q1 25
$1.6B
$-553.7M
Q4 24
$1.6B
$-521.1M
Q3 24
$1.7B
$-499.3M
Q2 24
$1.6B
$-514.6M
Q1 24
$1.6B
Total Assets
AMR
AMR
RBRK
RBRK
Q4 25
$2.3B
$2.5B
Q3 25
$2.3B
$2.4B
Q2 25
$2.4B
$1.5B
Q1 25
$2.4B
$1.4B
Q4 24
$2.4B
$1.3B
Q3 24
$2.5B
$1.2B
Q2 24
$2.5B
$1.2B
Q1 24
$2.5B
Debt / Equity
AMR
AMR
RBRK
RBRK
Q4 25
0.01×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.00×
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
AMR
AMR
RBRK
RBRK
Operating Cash FlowLast quarter
$19.0M
$85.5M
Free Cash FlowOCF − Capex
$-10.0M
$80.7M
FCF MarginFCF / Revenue
-1.9%
23.1%
Capex IntensityCapex / Revenue
5.6%
1.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$17.8M
$256.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMR
AMR
RBRK
RBRK
Q4 25
$19.0M
$85.5M
Q3 25
$50.5M
$64.7M
Q2 25
$53.2M
$39.7M
Q1 25
$22.2M
$83.6M
Q4 24
$56.3M
$23.1M
Q3 24
$189.5M
$-27.1M
Q2 24
$138.1M
$-31.4M
Q1 24
$196.1M
Free Cash Flow
AMR
AMR
RBRK
RBRK
Q4 25
$-10.0M
$80.7M
Q3 25
$25.4M
$61.2M
Q2 25
$18.6M
$36.8M
Q1 25
$-16.3M
$78.0M
Q4 24
$13.6M
$18.0M
Q3 24
$158.0M
$-29.7M
Q2 24
$77.0M
$-35.0M
Q1 24
$132.5M
FCF Margin
AMR
AMR
RBRK
RBRK
Q4 25
-1.9%
23.1%
Q3 25
4.8%
19.8%
Q2 25
3.4%
13.2%
Q1 25
-3.1%
30.2%
Q4 24
2.2%
7.6%
Q3 24
23.6%
-14.5%
Q2 24
9.6%
-18.7%
Q1 24
15.4%
Capex Intensity
AMR
AMR
RBRK
RBRK
Q4 25
5.6%
1.4%
Q3 25
4.8%
1.1%
Q2 25
6.3%
1.0%
Q1 25
7.3%
2.2%
Q4 24
6.9%
2.1%
Q3 24
4.7%
1.3%
Q2 24
7.6%
1.9%
Q1 24
7.4%
Cash Conversion
AMR
AMR
RBRK
RBRK
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
49.81×
Q2 24
2.34×
Q1 24
1.54×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMR
AMR

Segment breakdown not available.

RBRK
RBRK

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

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