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Side-by-side financial comparison of CENTURY ALUMINUM CO (CENX) and Six Flags Entertainment Corporation (FUN). Click either name above to swap in a different company.

Six Flags Entertainment Corporation is the larger business by last-quarter revenue ($650.1M vs $633.7M, roughly 1.0× CENTURY ALUMINUM CO). CENTURY ALUMINUM CO runs the higher net margin — 0.3% vs -14.2%, a 14.5% gap on every dollar of revenue. CENTURY ALUMINUM CO produced more free cash flow last quarter ($67.7M vs $-109.3M).

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.

Six Flags, officially Six Flags Entertainment Corporation, is an American amusement park company headquartered in Charlotte, North Carolina, United States. The company has 42 locations in its portfolio, including 27 amusement parks and 15 water parks, with nine on-site resort properties. Formed on July 1, 2024, following a merger of equals between longtime competitors Cedar Fair and the former Six Flags company, it is the largest regional amusement park operator in the world. Upon completion ...

CENX vs FUN — Head-to-Head

Bigger by revenue
FUN
FUN
1.0× larger
FUN
$650.1M
$633.7M
CENX
Higher net margin
CENX
CENX
14.5% more per $
CENX
0.3%
-14.2%
FUN
More free cash flow
CENX
CENX
$177.0M more FCF
CENX
$67.7M
$-109.3M
FUN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CENX
CENX
FUN
FUN
Revenue
$633.7M
$650.1M
Net Profit
$1.8M
$-92.4M
Gross Margin
13.0%
91.4%
Operating Margin
5.2%
-3.8%
Net Margin
0.3%
-14.2%
Revenue YoY
0.4%
Net Profit YoY
-96.0%
EPS (diluted)
$0.03
$-0.93

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
FUN
FUN
Q4 25
$633.7M
$650.1M
Q3 25
$632.2M
$1.3B
Q2 25
$628.1M
$930.4M
Q1 25
$633.9M
$202.1M
Q4 24
$630.9M
Q3 24
$539.1M
$1.3B
Q2 24
$560.8M
$571.6M
Q1 24
$489.5M
Net Profit
CENX
CENX
FUN
FUN
Q4 25
$1.8M
$-92.4M
Q3 25
$14.9M
$-1.2B
Q2 25
$-4.6M
$-99.6M
Q1 25
$29.7M
$-219.7M
Q4 24
$45.2M
Q3 24
$47.3M
$111.0M
Q2 24
$-2.5M
$55.6M
Q1 24
$246.8M
Gross Margin
CENX
CENX
FUN
FUN
Q4 25
13.0%
91.4%
Q3 25
12.2%
91.6%
Q2 25
5.8%
91.3%
Q1 25
9.6%
89.3%
Q4 24
10.5%
Q3 24
15.2%
91.9%
Q2 24
3.6%
90.7%
Q1 24
3.4%
Operating Margin
CENX
CENX
FUN
FUN
Q4 25
5.2%
-3.8%
Q3 25
9.2%
-83.7%
Q2 25
3.3%
8.0%
Q1 25
7.3%
-158.9%
Q4 24
7.8%
Q3 24
11.8%
19.5%
Q2 24
1.1%
21.6%
Q1 24
0.4%
Net Margin
CENX
CENX
FUN
FUN
Q4 25
0.3%
-14.2%
Q3 25
2.4%
-90.1%
Q2 25
-0.7%
-10.7%
Q1 25
4.7%
-108.7%
Q4 24
7.2%
Q3 24
8.8%
8.2%
Q2 24
-0.4%
9.7%
Q1 24
50.4%
EPS (diluted)
CENX
CENX
FUN
FUN
Q4 25
$0.03
$-0.93
Q3 25
$0.15
$-11.77
Q2 25
$-0.05
$-0.99
Q1 25
$0.29
$-2.20
Q4 24
$0.58
Q3 24
$0.46
$1.10
Q2 24
$-0.03
Q1 24
$2.26

Balance Sheet & Financial Strength

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

Metric
CENX
CENX
FUN
FUN
Cash + ST InvestmentsLiquidity on hand
$134.2M
$91.1M
Total DebtLower is stronger
$5.2B
Stockholders' EquityBook value
$805.6M
$549.8M
Total Assets
$2.3B
$7.8B
Debt / EquityLower = less leverage
9.40×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CENX
CENX
FUN
FUN
Q4 25
$134.2M
$91.1M
Q3 25
$151.4M
$70.7M
Q2 25
$40.7M
$107.4M
Q1 25
$44.9M
$61.5M
Q4 24
$32.9M
Q3 24
$89.7M
Q2 24
$41.3M
$52.9M
Q1 24
$93.5M
Total Debt
CENX
CENX
FUN
FUN
Q4 25
$5.2B
Q3 25
$5.0B
Q2 25
$5.3B
Q1 25
$5.0B
Q4 24
Q3 24
$4.6B
Q2 24
$2.3B
Q1 24
Stockholders' Equity
CENX
CENX
FUN
FUN
Q4 25
$805.6M
$549.8M
Q3 25
$741.8M
$614.3M
Q2 25
$724.4M
$1.8B
Q1 25
$726.3M
$1.8B
Q4 24
$694.4M
Q3 24
$628.5M
$2.3B
Q2 24
$601.5M
Q1 24
$601.5M
Total Assets
CENX
CENX
FUN
FUN
Q4 25
$2.3B
$7.8B
Q3 25
$2.1B
$7.9B
Q2 25
$1.9B
$9.5B
Q1 25
$2.0B
$9.2B
Q4 24
$1.9B
Q3 24
$2.1B
$9.4B
Q2 24
$1.8B
$2.3B
Q1 24
$1.8B
Debt / Equity
CENX
CENX
FUN
FUN
Q4 25
9.40×
Q3 25
8.16×
Q2 25
2.97×
Q1 25
2.75×
Q4 24
Q3 24
1.95×
Q2 24
Q1 24

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
FUN
FUN
Operating Cash FlowLast quarter
$102.8M
$-37.7M
Free Cash FlowOCF − Capex
$67.7M
$-109.3M
FCF MarginFCF / Revenue
10.7%
-16.8%
Capex IntensityCapex / Revenue
5.5%
11.0%
Cash ConversionOCF / Net Profit
57.11×
TTM Free Cash FlowTrailing 4 quarters
$84.8M
$-152.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CENX
CENX
FUN
FUN
Q4 25
$102.8M
$-37.7M
Q3 25
$2.0M
$356.2M
Q2 25
$7.9M
$187.0M
Q1 25
$72.3M
$-178.0M
Q4 24
$-41.4M
Q3 24
$20.1M
$337.4M
Q2 24
$11.5M
Q1 24
$-14.8M
Free Cash Flow
CENX
CENX
FUN
FUN
Q4 25
$67.7M
$-109.3M
Q3 25
$-18.1M
$256.2M
Q2 25
$-15.9M
$18.8M
Q1 25
$51.1M
$-318.0M
Q4 24
$-54.6M
Q3 24
$-2.4M
$227.7M
Q2 24
$-5.4M
Q1 24
$-44.5M
FCF Margin
CENX
CENX
FUN
FUN
Q4 25
10.7%
-16.8%
Q3 25
-2.9%
19.4%
Q2 25
-2.5%
2.0%
Q1 25
8.1%
-157.4%
Q4 24
-8.7%
Q3 24
-0.4%
16.9%
Q2 24
-1.0%
Q1 24
-9.1%
Capex Intensity
CENX
CENX
FUN
FUN
Q4 25
5.5%
11.0%
Q3 25
3.2%
7.6%
Q2 25
3.8%
18.1%
Q1 25
3.3%
69.3%
Q4 24
2.1%
Q3 24
4.2%
8.1%
Q2 24
3.0%
Q1 24
6.1%
Cash Conversion
CENX
CENX
FUN
FUN
Q4 25
57.11×
Q3 25
0.13×
Q2 25
Q1 25
2.43×
Q4 24
-0.92×
Q3 24
0.42×
3.04×
Q2 24
Q1 24
-0.06×

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%

FUN
FUN

Admission$327.4M50%
Food Merchandiseand Gaming$205.7M32%
Accommodations Extra Charge Products And Other$117.0M18%

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