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Side-by-side financial comparison of CENTURY ALUMINUM CO (CENX) and Core Natural Resources, Inc. (CNR). Click either name above to swap in a different company.

Core Natural Resources, Inc. is the larger business by last-quarter revenue ($1.0B vs $633.7M, roughly 1.6× CENTURY ALUMINUM CO). CENTURY ALUMINUM CO runs the higher net margin — 0.3% vs -7.6%, a 7.9% gap on every dollar of revenue. On growth, Core Natural Resources, Inc. posted the faster year-over-year revenue change (81.8% vs 0.4%). CENTURY ALUMINUM CO produced more free cash flow last quarter ($67.7M vs $26.0M). Over the past eight quarters, Core Natural Resources, Inc.'s revenue compounded faster (38.1% CAGR vs 13.8%).

Century Aluminum Company is a US-based producer of primary aluminum, with aluminum plants in Kentucky, South Carolina and Iceland. It is the largest producer of primary aluminum in the United States. The company is a publicly held corporation listed on the NASDAQ. The headquarters is at One South Wacker in Chicago.

Arch Resources, previously known as Arch Coal, was an American coal mining and processing company. The company mined, processed, and marketed bituminous and sub-bituminous coal with low sulfur content in the United States. Arch Resources was the second-largest supplier of coal in the United States, behind Peabody Energy. As of 2011 the company supplied 15% of the domestic market. Demand came mainly from generators of electricity.

CENX vs CNR — Head-to-Head

Bigger by revenue
CNR
CNR
1.6× larger
CNR
$1.0B
$633.7M
CENX
Growing faster (revenue YoY)
CNR
CNR
+81.3% gap
CNR
81.8%
0.4%
CENX
Higher net margin
CENX
CENX
7.9% more per $
CENX
0.3%
-7.6%
CNR
More free cash flow
CENX
CENX
$41.7M more FCF
CENX
$67.7M
$26.0M
CNR
Faster 2-yr revenue CAGR
CNR
CNR
Annualised
CNR
38.1%
13.8%
CENX

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CENX
CENX
CNR
CNR
Revenue
$633.7M
$1.0B
Net Profit
$1.8M
$-79.0M
Gross Margin
13.0%
Operating Margin
5.2%
-9.3%
Net Margin
0.3%
-7.6%
Revenue YoY
0.4%
81.8%
Net Profit YoY
-96.0%
-356.3%
EPS (diluted)
$0.03
$-1.51

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
CENX
CENX
CNR
CNR
Q4 25
$633.7M
$1.0B
Q3 25
$632.2M
$1.0B
Q2 25
$628.1M
$1.1B
Q1 25
$633.9M
$1.0B
Q4 24
$630.9M
$573.6M
Q3 24
$539.1M
$553.4M
Q2 24
$560.8M
$490.7M
Q1 24
$489.5M
$546.7M
Net Profit
CENX
CENX
CNR
CNR
Q4 25
$1.8M
$-79.0M
Q3 25
$14.9M
$31.6M
Q2 25
$-4.6M
$-36.6M
Q1 25
$29.7M
$-69.3M
Q4 24
$45.2M
$30.8M
Q3 24
$47.3M
$95.6M
Q2 24
$-2.5M
$58.1M
Q1 24
$246.8M
$101.9M
Gross Margin
CENX
CENX
CNR
CNR
Q4 25
13.0%
Q3 25
12.2%
Q2 25
5.8%
Q1 25
9.6%
Q4 24
10.5%
Q3 24
15.2%
Q2 24
3.6%
Q1 24
3.4%
Operating Margin
CENX
CENX
CNR
CNR
Q4 25
5.2%
-9.3%
Q3 25
9.2%
-1.2%
Q2 25
3.3%
-1.7%
Q1 25
7.3%
-5.3%
Q4 24
7.8%
6.6%
Q3 24
11.8%
21.2%
Q2 24
1.1%
14.6%
Q1 24
0.4%
22.7%
Net Margin
CENX
CENX
CNR
CNR
Q4 25
0.3%
-7.6%
Q3 25
2.4%
3.2%
Q2 25
-0.7%
-3.3%
Q1 25
4.7%
-6.8%
Q4 24
7.2%
5.4%
Q3 24
8.8%
17.3%
Q2 24
-0.4%
11.8%
Q1 24
50.4%
18.6%
EPS (diluted)
CENX
CENX
CNR
CNR
Q4 25
$0.03
$-1.51
Q3 25
$0.15
$0.61
Q2 25
$-0.05
$-0.70
Q1 25
$0.29
$-1.38
Q4 24
$0.58
$1.04
Q3 24
$0.46
$3.22
Q2 24
$-0.03
$1.96
Q1 24
$2.26
$3.39

Balance Sheet & Financial Strength

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

Metric
CENX
CENX
CNR
CNR
Cash + ST InvestmentsLiquidity on hand
$134.2M
$432.2M
Total DebtLower is stronger
$354.2M
Stockholders' EquityBook value
$805.6M
$3.7B
Total Assets
$2.3B
$6.1B
Debt / EquityLower = less leverage
0.10×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CENX
CENX
CNR
CNR
Q4 25
$134.2M
$432.2M
Q3 25
$151.4M
$444.7M
Q2 25
$40.7M
$413.2M
Q1 25
$44.9M
$388.5M
Q4 24
$32.9M
$460.2M
Q3 24
$331.7M
Q2 24
$41.3M
$216.1M
Q1 24
$93.5M
$172.6M
Total Debt
CENX
CENX
CNR
CNR
Q4 25
$354.2M
Q3 25
$334.5M
Q2 25
$334.0M
Q1 25
$329.8M
Q4 24
$94.8M
Q3 24
$83.7M
Q2 24
$184.9M
Q1 24
$185.5M
Stockholders' Equity
CENX
CENX
CNR
CNR
Q4 25
$805.6M
$3.7B
Q3 25
$741.8M
$3.8B
Q2 25
$724.4M
$3.8B
Q1 25
$726.3M
$3.9B
Q4 24
$694.4M
$1.6B
Q3 24
$628.5M
$1.5B
Q2 24
$601.5M
$1.4B
Q1 24
$601.5M
$1.4B
Total Assets
CENX
CENX
CNR
CNR
Q4 25
$2.3B
$6.1B
Q3 25
$2.1B
$6.2B
Q2 25
$1.9B
$6.2B
Q1 25
$2.0B
$6.3B
Q4 24
$1.9B
$2.9B
Q3 24
$2.1B
$2.8B
Q2 24
$1.8B
$2.7B
Q1 24
$1.8B
$2.7B
Debt / Equity
CENX
CENX
CNR
CNR
Q4 25
0.10×
Q3 25
0.09×
Q2 25
0.09×
Q1 25
0.08×
Q4 24
0.06×
Q3 24
0.05×
Q2 24
0.13×
Q1 24
0.13×

Cash Flow & Capital Efficiency

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

Metric
CENX
CENX
CNR
CNR
Operating Cash FlowLast quarter
$102.8M
$107.3M
Free Cash FlowOCF − Capex
$67.7M
$26.0M
FCF MarginFCF / Revenue
10.7%
2.5%
Capex IntensityCapex / Revenue
5.5%
7.8%
Cash ConversionOCF / Net Profit
57.11×
TTM Free Cash FlowTrailing 4 quarters
$84.8M
$21.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CENX
CENX
CNR
CNR
Q4 25
$102.8M
$107.3M
Q3 25
$2.0M
$87.9M
Q2 25
$7.9M
$220.2M
Q1 25
$72.3M
$-109.6M
Q4 24
$-41.4M
$121.3M
Q3 24
$20.1M
$161.3M
Q2 24
$11.5M
$116.3M
Q1 24
$-14.8M
$77.5M
Free Cash Flow
CENX
CENX
CNR
CNR
Q4 25
$67.7M
$26.0M
Q3 25
$-18.1M
$38.6M
Q2 25
$-15.9M
$131.0M
Q1 25
$51.1M
$-174.5M
Q4 24
$-54.6M
$80.5M
Q3 24
$-2.4M
$121.9M
Q2 24
$-5.4M
$60.9M
Q1 24
$-44.5M
$35.1M
FCF Margin
CENX
CENX
CNR
CNR
Q4 25
10.7%
2.5%
Q3 25
-2.9%
3.9%
Q2 25
-2.5%
11.9%
Q1 25
8.1%
-17.1%
Q4 24
-8.7%
14.0%
Q3 24
-0.4%
22.0%
Q2 24
-1.0%
12.4%
Q1 24
-9.1%
6.4%
Capex Intensity
CENX
CENX
CNR
CNR
Q4 25
5.5%
7.8%
Q3 25
3.2%
4.9%
Q2 25
3.8%
8.1%
Q1 25
3.3%
6.4%
Q4 24
2.1%
7.1%
Q3 24
4.2%
7.1%
Q2 24
3.0%
11.3%
Q1 24
6.1%
7.7%
Cash Conversion
CENX
CENX
CNR
CNR
Q4 25
57.11×
Q3 25
0.13×
2.78×
Q2 25
Q1 25
2.43×
Q4 24
-0.92×
3.94×
Q3 24
0.42×
1.69×
Q2 24
2.00×
Q1 24
-0.06×
0.76×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CENX
CENX

Aluminum$566.3M89%
Alumina$67.4M11%

CNR
CNR

Other$397.4M38%
Power Generation$376.5M36%
PRB$183.0M18%
Metallurgical$42.0M4%
Industrial$34.1M3%
Terminal Revenue$6.4M1%
Other Revenue$3.0M0%

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