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

CENTURY ALUMINUM CO is the larger business by last-quarter revenue ($633.7M vs $350.2M, roughly 1.8× Rubrik, Inc.). CENTURY ALUMINUM CO runs the higher net margin — 0.3% vs -18.2%, a 18.5% gap on every dollar of revenue. On growth, Rubrik, Inc. posted the faster year-over-year revenue change (48.3% vs 0.4%). Rubrik, Inc. produced more free cash flow last quarter ($80.7M vs $67.7M).

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.

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.

CENX vs RBRK — Head-to-Head

Bigger by revenue
CENX
CENX
1.8× larger
CENX
$633.7M
$350.2M
RBRK
Growing faster (revenue YoY)
RBRK
RBRK
+47.8% gap
RBRK
48.3%
0.4%
CENX
Higher net margin
CENX
CENX
18.5% more per $
CENX
0.3%
-18.2%
RBRK
More free cash flow
RBRK
RBRK
$13.0M more FCF
RBRK
$80.7M
$67.7M
CENX

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
CENX
CENX
RBRK
RBRK
Revenue
$633.7M
$350.2M
Net Profit
$1.8M
$-63.8M
Gross Margin
13.0%
80.5%
Operating Margin
5.2%
-21.6%
Net Margin
0.3%
-18.2%
Revenue YoY
0.4%
48.3%
Net Profit YoY
-96.0%
51.2%
EPS (diluted)
$0.03
$-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
CENX
CENX
RBRK
RBRK
Q4 25
$633.7M
$350.2M
Q3 25
$632.2M
$309.9M
Q2 25
$628.1M
$278.5M
Q1 25
$633.9M
$258.1M
Q4 24
$630.9M
$236.2M
Q3 24
$539.1M
$205.0M
Q2 24
$560.8M
$187.3M
Q1 24
$489.5M
Net Profit
CENX
CENX
RBRK
RBRK
Q4 25
$1.8M
$-63.8M
Q3 25
$14.9M
$-95.9M
Q2 25
$-4.6M
$-102.1M
Q1 25
$29.7M
$-114.9M
Q4 24
$45.2M
$-130.9M
Q3 24
$47.3M
$-176.9M
Q2 24
$-2.5M
$-732.1M
Q1 24
$246.8M
Gross Margin
CENX
CENX
RBRK
RBRK
Q4 25
13.0%
80.5%
Q3 25
12.2%
79.5%
Q2 25
5.8%
78.3%
Q1 25
9.6%
77.4%
Q4 24
10.5%
76.2%
Q3 24
15.2%
73.1%
Q2 24
3.6%
48.8%
Q1 24
3.4%
Operating Margin
CENX
CENX
RBRK
RBRK
Q4 25
5.2%
-21.6%
Q3 25
9.2%
-30.5%
Q2 25
3.3%
-33.4%
Q1 25
7.3%
-45.0%
Q4 24
7.8%
-52.8%
Q3 24
11.8%
-82.1%
Q2 24
1.1%
-387.0%
Q1 24
0.4%
Net Margin
CENX
CENX
RBRK
RBRK
Q4 25
0.3%
-18.2%
Q3 25
2.4%
-31.0%
Q2 25
-0.7%
-36.7%
Q1 25
4.7%
-44.5%
Q4 24
7.2%
-55.4%
Q3 24
8.8%
-86.3%
Q2 24
-0.4%
-390.8%
Q1 24
50.4%
EPS (diluted)
CENX
CENX
RBRK
RBRK
Q4 25
$0.03
$-0.32
Q3 25
$0.15
$-0.49
Q2 25
$-0.05
$-0.53
Q1 25
$0.29
$5.69
Q4 24
$0.58
$-0.71
Q3 24
$0.46
$-0.98
Q2 24
$-0.03
$-11.48
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
RBRK
RBRK
Cash + ST InvestmentsLiquidity on hand
$134.2M
$307.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$805.6M
$-524.4M
Total Assets
$2.3B
$2.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CENX
CENX
RBRK
RBRK
Q4 25
$134.2M
$307.1M
Q3 25
$151.4M
$322.7M
Q2 25
$40.7M
$284.0M
Q1 25
$44.9M
$186.3M
Q4 24
$32.9M
$103.9M
Q3 24
$142.3M
Q2 24
$41.3M
$502.6M
Q1 24
$93.5M
Stockholders' Equity
CENX
CENX
RBRK
RBRK
Q4 25
$805.6M
$-524.4M
Q3 25
$741.8M
$-564.3M
Q2 25
$724.4M
$-556.5M
Q1 25
$726.3M
$-553.7M
Q4 24
$694.4M
$-521.1M
Q3 24
$628.5M
$-499.3M
Q2 24
$601.5M
$-514.6M
Q1 24
$601.5M
Total Assets
CENX
CENX
RBRK
RBRK
Q4 25
$2.3B
$2.5B
Q3 25
$2.1B
$2.4B
Q2 25
$1.9B
$1.5B
Q1 25
$2.0B
$1.4B
Q4 24
$1.9B
$1.3B
Q3 24
$2.1B
$1.2B
Q2 24
$1.8B
$1.2B
Q1 24
$1.8B

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
RBRK
RBRK
Operating Cash FlowLast quarter
$102.8M
$85.5M
Free Cash FlowOCF − Capex
$67.7M
$80.7M
FCF MarginFCF / Revenue
10.7%
23.1%
Capex IntensityCapex / Revenue
5.5%
1.4%
Cash ConversionOCF / Net Profit
57.11×
TTM Free Cash FlowTrailing 4 quarters
$84.8M
$256.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CENX
CENX
RBRK
RBRK
Q4 25
$102.8M
$85.5M
Q3 25
$2.0M
$64.7M
Q2 25
$7.9M
$39.7M
Q1 25
$72.3M
$83.6M
Q4 24
$-41.4M
$23.1M
Q3 24
$20.1M
$-27.1M
Q2 24
$11.5M
$-31.4M
Q1 24
$-14.8M
Free Cash Flow
CENX
CENX
RBRK
RBRK
Q4 25
$67.7M
$80.7M
Q3 25
$-18.1M
$61.2M
Q2 25
$-15.9M
$36.8M
Q1 25
$51.1M
$78.0M
Q4 24
$-54.6M
$18.0M
Q3 24
$-2.4M
$-29.7M
Q2 24
$-5.4M
$-35.0M
Q1 24
$-44.5M
FCF Margin
CENX
CENX
RBRK
RBRK
Q4 25
10.7%
23.1%
Q3 25
-2.9%
19.8%
Q2 25
-2.5%
13.2%
Q1 25
8.1%
30.2%
Q4 24
-8.7%
7.6%
Q3 24
-0.4%
-14.5%
Q2 24
-1.0%
-18.7%
Q1 24
-9.1%
Capex Intensity
CENX
CENX
RBRK
RBRK
Q4 25
5.5%
1.4%
Q3 25
3.2%
1.1%
Q2 25
3.8%
1.0%
Q1 25
3.3%
2.2%
Q4 24
2.1%
2.1%
Q3 24
4.2%
1.3%
Q2 24
3.0%
1.9%
Q1 24
6.1%
Cash Conversion
CENX
CENX
RBRK
RBRK
Q4 25
57.11×
Q3 25
0.13×
Q2 25
Q1 25
2.43×
Q4 24
-0.92×
Q3 24
0.42×
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%

RBRK
RBRK

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

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