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

CENTURY ALUMINUM CO is the larger business by last-quarter revenue ($633.7M vs $414.7M, roughly 1.5× BILL Holdings, Inc.). CENTURY ALUMINUM CO runs the higher net margin — 0.3% vs -0.6%, a 0.9% gap on every dollar of revenue. On growth, BILL Holdings, Inc. posted the faster year-over-year revenue change (14.4% vs 0.4%). BILL Holdings, Inc. produced more free cash flow last quarter ($103.8M vs $67.7M). Over the past eight quarters, CENTURY ALUMINUM CO's revenue compounded faster (13.8% CAGR vs 13.3%).

BILL Holdings, Inc. is an American company based in San Jose, California, that provides automated, cloud-based software for financial operations for small businesses in the United States. A white-labeled, end-to-end payments automation platform, Bill.com Connect is offered to financial institutions as part of their single sign-on online business banking ecosystem.

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.

BILL vs CENX — Head-to-Head

Bigger by revenue
CENX
CENX
1.5× larger
CENX
$633.7M
$414.7M
BILL
Growing faster (revenue YoY)
BILL
BILL
+13.9% gap
BILL
14.4%
0.4%
CENX
Higher net margin
CENX
CENX
0.9% more per $
CENX
0.3%
-0.6%
BILL
More free cash flow
BILL
BILL
$36.1M more FCF
BILL
$103.8M
$67.7M
CENX
Faster 2-yr revenue CAGR
CENX
CENX
Annualised
CENX
13.8%
13.3%
BILL

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
BILL
BILL
CENX
CENX
Revenue
$414.7M
$633.7M
Net Profit
$-2.6M
$1.8M
Gross Margin
79.8%
13.0%
Operating Margin
-4.4%
5.2%
Net Margin
-0.6%
0.3%
Revenue YoY
14.4%
0.4%
Net Profit YoY
-107.7%
-96.0%
EPS (diluted)
$-0.03
$0.03

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
BILL
BILL
CENX
CENX
Q4 25
$414.7M
$633.7M
Q3 25
$395.7M
$632.2M
Q2 25
$383.3M
$628.1M
Q1 25
$358.2M
$633.9M
Q4 24
$362.6M
$630.9M
Q3 24
$358.4M
$539.1M
Q2 24
$343.7M
$560.8M
Q1 24
$323.0M
$489.5M
Net Profit
BILL
BILL
CENX
CENX
Q4 25
$-2.6M
$1.8M
Q3 25
$-3.0M
$14.9M
Q2 25
$-7.1M
$-4.6M
Q1 25
$-11.6M
$29.7M
Q4 24
$33.5M
$45.2M
Q3 24
$8.9M
$47.3M
Q2 24
$7.6M
$-2.5M
Q1 24
$31.8M
$246.8M
Gross Margin
BILL
BILL
CENX
CENX
Q4 25
79.8%
13.0%
Q3 25
80.5%
12.2%
Q2 25
80.8%
5.8%
Q1 25
81.2%
9.6%
Q4 24
81.6%
10.5%
Q3 24
82.0%
15.2%
Q2 24
81.0%
3.6%
Q1 24
83.0%
3.4%
Operating Margin
BILL
BILL
CENX
CENX
Q4 25
-4.4%
5.2%
Q3 25
-5.2%
9.2%
Q2 25
-5.8%
3.3%
Q1 25
-8.1%
7.3%
Q4 24
-6.0%
7.8%
Q3 24
-2.1%
11.8%
Q2 24
-6.5%
1.1%
Q1 24
-8.6%
0.4%
Net Margin
BILL
BILL
CENX
CENX
Q4 25
-0.6%
0.3%
Q3 25
-0.7%
2.4%
Q2 25
-1.8%
-0.7%
Q1 25
-3.2%
4.7%
Q4 24
9.3%
7.2%
Q3 24
2.5%
8.8%
Q2 24
2.2%
-0.4%
Q1 24
9.8%
50.4%
EPS (diluted)
BILL
BILL
CENX
CENX
Q4 25
$-0.03
$0.03
Q3 25
$-0.03
$0.15
Q2 25
$0.02
$-0.05
Q1 25
$-0.11
$0.29
Q4 24
$-0.06
$0.58
Q3 24
$0.08
$0.46
Q2 24
$0.37
$-0.03
Q1 24
$0.00
$2.26

Balance Sheet & Financial Strength

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

Metric
BILL
BILL
CENX
CENX
Cash + ST InvestmentsLiquidity on hand
$1.1B
$134.2M
Total DebtLower is stronger
$1.8B
Stockholders' EquityBook value
$3.8B
$805.6M
Total Assets
$10.1B
$2.3B
Debt / EquityLower = less leverage
0.48×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BILL
BILL
CENX
CENX
Q4 25
$1.1B
$134.2M
Q3 25
$1.1B
$151.4M
Q2 25
$1.0B
$40.7M
Q1 25
$1.0B
$44.9M
Q4 24
$1.6B
$32.9M
Q3 24
$853.5M
Q2 24
$985.9M
$41.3M
Q1 24
$952.5M
$93.5M
Total Debt
BILL
BILL
CENX
CENX
Q4 25
$1.8B
Q3 25
$1.9B
Q2 25
$1.7B
Q1 25
$1.7B
Q4 24
$1.7B
Q3 24
$914.8M
Q2 24
$914.0M
Q1 24
$1.1B
Stockholders' Equity
BILL
BILL
CENX
CENX
Q4 25
$3.8B
$805.6M
Q3 25
$3.9B
$741.8M
Q2 25
$3.9B
$724.4M
Q1 25
$3.9B
$726.3M
Q4 24
$3.8B
$694.4M
Q3 24
$4.0B
$628.5M
Q2 24
$4.1B
$601.5M
Q1 24
$4.1B
$601.5M
Total Assets
BILL
BILL
CENX
CENX
Q4 25
$10.1B
$2.3B
Q3 25
$10.2B
$2.1B
Q2 25
$10.1B
$1.9B
Q1 25
$9.6B
$2.0B
Q4 24
$9.7B
$1.9B
Q3 24
$9.0B
$2.1B
Q2 24
$9.2B
$1.8B
Q1 24
$9.1B
$1.8B
Debt / Equity
BILL
BILL
CENX
CENX
Q4 25
0.48×
Q3 25
0.48×
Q2 25
0.44×
Q1 25
0.43×
Q4 24
0.44×
Q3 24
0.23×
Q2 24
0.22×
Q1 24
0.28×

Cash Flow & Capital Efficiency

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

Metric
BILL
BILL
CENX
CENX
Operating Cash FlowLast quarter
$105.3M
$102.8M
Free Cash FlowOCF − Capex
$103.8M
$67.7M
FCF MarginFCF / Revenue
25.0%
10.7%
Capex IntensityCapex / Revenue
0.4%
5.5%
Cash ConversionOCF / Net Profit
57.11×
TTM Free Cash FlowTrailing 4 quarters
$378.8M
$84.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BILL
BILL
CENX
CENX
Q4 25
$105.3M
$102.8M
Q3 25
$96.9M
$2.0M
Q2 25
$83.8M
$7.9M
Q1 25
$99.5M
$72.3M
Q4 24
$78.7M
$-41.4M
Q3 24
$88.6M
$20.1M
Q2 24
$78.6M
$11.5M
Q1 24
$66.8M
$-14.8M
Free Cash Flow
BILL
BILL
CENX
CENX
Q4 25
$103.8M
$67.7M
Q3 25
$95.6M
$-18.1M
Q2 25
$81.0M
$-15.9M
Q1 25
$98.4M
$51.1M
Q4 24
$78.3M
$-54.6M
Q3 24
$88.6M
$-2.4M
Q2 24
$78.4M
$-5.4M
Q1 24
$66.8M
$-44.5M
FCF Margin
BILL
BILL
CENX
CENX
Q4 25
25.0%
10.7%
Q3 25
24.1%
-2.9%
Q2 25
21.1%
-2.5%
Q1 25
27.5%
8.1%
Q4 24
21.6%
-8.7%
Q3 24
24.7%
-0.4%
Q2 24
22.8%
-1.0%
Q1 24
20.7%
-9.1%
Capex Intensity
BILL
BILL
CENX
CENX
Q4 25
0.4%
5.5%
Q3 25
0.3%
3.2%
Q2 25
0.7%
3.8%
Q1 25
0.3%
3.3%
Q4 24
0.1%
2.1%
Q3 24
0.0%
4.2%
Q2 24
0.1%
3.0%
Q1 24
0.0%
6.1%
Cash Conversion
BILL
BILL
CENX
CENX
Q4 25
57.11×
Q3 25
0.13×
Q2 25
Q1 25
2.43×
Q4 24
2.35×
-0.92×
Q3 24
9.94×
0.42×
Q2 24
10.35×
Q1 24
2.10×
-0.06×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BILL
BILL

Accounts Payable And Accounts Receivable Solutions$185.9M45%
Spend And Expense Interchange Revenue$166.5M40%
Interest On Funds Held For Customers$39.5M10%
Embedded And Other Solutions$22.8M5%

CENX
CENX

Aluminum$566.3M89%
Alumina$67.4M11%

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