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Side-by-side financial comparison of Alpha Metallurgical Resources, Inc. (AMR) and TANDEM DIABETES CARE INC (TNDM). 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 $290.4M, roughly 1.8× TANDEM DIABETES CARE INC). TANDEM DIABETES CARE INC runs the higher net margin — -0.2% vs -3.3%, a 3.1% gap on every dollar of revenue. On growth, TANDEM DIABETES CARE INC posted the faster year-over-year revenue change (2.7% vs -15.7%). TANDEM DIABETES CARE INC produced more free cash flow last quarter ($3.1M vs $-10.0M). Over the past eight quarters, TANDEM DIABETES CARE INC's revenue compounded faster (23.1% CAGR vs -22.4%).

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.

Tandem Diabetes Care, Inc. is an American medical device manufacturer based in San Diego, California. The company develops medical technologies for the treatment of diabetes and specifically insulin infusion therapy.

AMR vs TNDM — Head-to-Head

Bigger by revenue
AMR
AMR
1.8× larger
AMR
$519.1M
$290.4M
TNDM
Growing faster (revenue YoY)
TNDM
TNDM
+18.4% gap
TNDM
2.7%
-15.7%
AMR
Higher net margin
TNDM
TNDM
3.1% more per $
TNDM
-0.2%
-3.3%
AMR
More free cash flow
TNDM
TNDM
$13.1M more FCF
TNDM
$3.1M
$-10.0M
AMR
Faster 2-yr revenue CAGR
TNDM
TNDM
Annualised
TNDM
23.1%
-22.4%
AMR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AMR
AMR
TNDM
TNDM
Revenue
$519.1M
$290.4M
Net Profit
$-17.3M
$-589.0K
Gross Margin
57.7%
Operating Margin
-4.1%
2.9%
Net Margin
-3.3%
-0.2%
Revenue YoY
-15.7%
2.7%
Net Profit YoY
-711.2%
-178.0%
EPS (diluted)
$-1.35
$0.02

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
TNDM
TNDM
Q4 25
$519.1M
$290.4M
Q3 25
$525.2M
$249.3M
Q2 25
$548.7M
$240.7M
Q1 25
$529.7M
$234.4M
Q4 24
$615.4M
$282.6M
Q3 24
$669.8M
$244.0M
Q2 24
$800.1M
$221.9M
Q1 24
$861.3M
$191.7M
Net Profit
AMR
AMR
TNDM
TNDM
Q4 25
$-17.3M
$-589.0K
Q3 25
$-5.5M
$-21.2M
Q2 25
$-5.0M
$-52.4M
Q1 25
$-33.9M
$-130.6M
Q4 24
$-2.1M
$755.0K
Q3 24
$3.8M
$-23.3M
Q2 24
$58.9M
$-30.8M
Q1 24
$127.0M
$-42.7M
Gross Margin
AMR
AMR
TNDM
TNDM
Q4 25
57.7%
Q3 25
53.9%
Q2 25
52.3%
Q1 25
50.5%
Q4 24
55.7%
Q3 24
51.1%
Q2 24
50.8%
Q1 24
49.4%
Operating Margin
AMR
AMR
TNDM
TNDM
Q4 25
-4.1%
2.9%
Q3 25
-0.5%
-9.2%
Q2 25
0.5%
-21.5%
Q1 25
-7.6%
-51.6%
Q4 24
1.6%
-0.2%
Q3 24
0.8%
-10.7%
Q2 24
8.8%
-13.9%
Q1 24
16.5%
-21.7%
Net Margin
AMR
AMR
TNDM
TNDM
Q4 25
-3.3%
-0.2%
Q3 25
-1.1%
-8.5%
Q2 25
-0.9%
-21.8%
Q1 25
-6.4%
-55.7%
Q4 24
-0.3%
0.3%
Q3 24
0.6%
-9.5%
Q2 24
7.4%
-13.9%
Q1 24
14.7%
-22.3%
EPS (diluted)
AMR
AMR
TNDM
TNDM
Q4 25
$-1.35
$0.02
Q3 25
$-0.42
$-0.31
Q2 25
$-0.38
$-0.78
Q1 25
$-2.60
$-1.97
Q4 24
$-0.09
$0.00
Q3 24
$0.29
$-0.35
Q2 24
$4.49
$-0.47
Q1 24
$9.59
$-0.65

Balance Sheet & Financial Strength

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

Metric
AMR
AMR
TNDM
TNDM
Cash + ST InvestmentsLiquidity on hand
$415.6M
$292.7M
Total DebtLower is stronger
$9.8M
Stockholders' EquityBook value
$1.5B
$155.2M
Total Assets
$2.3B
$881.1M
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMR
AMR
TNDM
TNDM
Q4 25
$415.6M
$292.7M
Q3 25
$457.9M
$319.1M
Q2 25
$449.0M
$315.4M
Q1 25
$448.0M
$368.6M
Q4 24
$481.6M
$438.3M
Q3 24
$484.6M
$473.3M
Q2 24
$336.1M
$452.4M
Q1 24
$269.4M
$467.8M
Total Debt
AMR
AMR
TNDM
TNDM
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
TNDM
TNDM
Q4 25
$1.5B
$155.2M
Q3 25
$1.6B
$133.0M
Q2 25
$1.6B
$133.3M
Q1 25
$1.6B
$155.3M
Q4 24
$1.6B
$263.1M
Q3 24
$1.7B
$237.7M
Q2 24
$1.6B
$233.9M
Q1 24
$1.6B
$243.1M
Total Assets
AMR
AMR
TNDM
TNDM
Q4 25
$2.3B
$881.1M
Q3 25
$2.3B
$874.7M
Q2 25
$2.4B
$875.7M
Q1 25
$2.4B
$922.1M
Q4 24
$2.4B
$967.7M
Q3 24
$2.5B
$957.7M
Q2 24
$2.5B
$937.5M
Q1 24
$2.5B
$941.0M
Debt / Equity
AMR
AMR
TNDM
TNDM
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
TNDM
TNDM
Operating Cash FlowLast quarter
$19.0M
$9.8M
Free Cash FlowOCF − Capex
$-10.0M
$3.1M
FCF MarginFCF / Revenue
-1.9%
1.1%
Capex IntensityCapex / Revenue
5.6%
2.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$17.8M
$-29.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMR
AMR
TNDM
TNDM
Q4 25
$19.0M
$9.8M
Q3 25
$50.5M
$8.3M
Q2 25
$53.2M
$-9.5M
Q1 25
$22.2M
$-18.3M
Q4 24
$56.3M
$10.7M
Q3 24
$189.5M
$26.8M
Q2 24
$138.1M
$-5.3M
Q1 24
$196.1M
$-8.0M
Free Cash Flow
AMR
AMR
TNDM
TNDM
Q4 25
$-10.0M
$3.1M
Q3 25
$25.4M
$4.2M
Q2 25
$18.6M
$-15.7M
Q1 25
$-16.3M
$-21.2M
Q4 24
$13.6M
$7.6M
Q3 24
$158.0M
$21.5M
Q2 24
$77.0M
$-11.7M
Q1 24
$132.5M
$-12.5M
FCF Margin
AMR
AMR
TNDM
TNDM
Q4 25
-1.9%
1.1%
Q3 25
4.8%
1.7%
Q2 25
3.4%
-6.5%
Q1 25
-3.1%
-9.1%
Q4 24
2.2%
2.7%
Q3 24
23.6%
8.8%
Q2 24
9.6%
-5.3%
Q1 24
15.4%
-6.5%
Capex Intensity
AMR
AMR
TNDM
TNDM
Q4 25
5.6%
2.3%
Q3 25
4.8%
1.6%
Q2 25
6.3%
2.6%
Q1 25
7.3%
1.3%
Q4 24
6.9%
1.1%
Q3 24
4.7%
2.1%
Q2 24
7.6%
2.9%
Q1 24
7.4%
2.3%
Cash Conversion
AMR
AMR
TNDM
TNDM
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
14.19×
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.

TNDM
TNDM

Supplies And Other$150.3M52%
Pump$140.1M48%

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