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

BILL Holdings, Inc. is the larger business by last-quarter revenue ($414.7M vs $291.6M, roughly 1.4× ADTRAN Holdings, Inc.). BILL Holdings, Inc. runs the higher net margin — -0.6% vs -1.2%, a 0.6% gap on every dollar of revenue. On growth, ADTRAN Holdings, Inc. posted the faster year-over-year revenue change (20.1% vs 14.4%). BILL Holdings, Inc. produced more free cash flow last quarter ($103.8M vs $30.6M). Over the past eight quarters, ADTRAN Holdings, Inc.'s revenue compounded faster (13.5% CAGR vs 13.3%).

Adtran, Inc. is an American fiber networking and telecommunications company headquartered in Huntsville, Alabama. It is a vendor of both residential and enterprise networking equipment, along with administrative software for network management and deployment. Its customers include communications service providers, governments, enterprises and utilities.

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.

ADTN vs BILL — Head-to-Head

Bigger by revenue
BILL
BILL
1.4× larger
BILL
$414.7M
$291.6M
ADTN
Growing faster (revenue YoY)
ADTN
ADTN
+5.7% gap
ADTN
20.1%
14.4%
BILL
Higher net margin
BILL
BILL
0.6% more per $
BILL
-0.6%
-1.2%
ADTN
More free cash flow
BILL
BILL
$73.3M more FCF
BILL
$103.8M
$30.6M
ADTN
Faster 2-yr revenue CAGR
ADTN
ADTN
Annualised
ADTN
13.5%
13.3%
BILL

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
ADTN
ADTN
BILL
BILL
Revenue
$291.6M
$414.7M
Net Profit
$-3.6M
$-2.6M
Gross Margin
39.0%
79.8%
Operating Margin
1.5%
-4.4%
Net Margin
-1.2%
-0.6%
Revenue YoY
20.1%
14.4%
Net Profit YoY
92.2%
-107.7%
EPS (diluted)
$-0.02
$-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
ADTN
ADTN
BILL
BILL
Q4 25
$291.6M
$414.7M
Q3 25
$279.4M
$395.7M
Q2 25
$265.1M
$383.3M
Q1 25
$247.7M
$358.2M
Q4 24
$242.9M
$362.6M
Q3 24
$227.7M
$358.4M
Q2 24
$226.0M
$343.7M
Q1 24
$226.2M
$323.0M
Net Profit
ADTN
ADTN
BILL
BILL
Q4 25
$-3.6M
$-2.6M
Q3 25
$-10.3M
$-3.0M
Q2 25
$-20.5M
$-7.1M
Q1 25
$-11.3M
$-11.6M
Q4 24
$-46.1M
$33.5M
Q3 24
$-33.3M
$8.9M
Q2 24
$-49.7M
$7.6M
Q1 24
$-330.8M
$31.8M
Gross Margin
ADTN
ADTN
BILL
BILL
Q4 25
39.0%
79.8%
Q3 25
38.3%
80.5%
Q2 25
37.3%
80.8%
Q1 25
38.4%
81.2%
Q4 24
36.9%
81.6%
Q3 24
36.5%
82.0%
Q2 24
36.0%
81.0%
Q1 24
31.1%
83.0%
Operating Margin
ADTN
ADTN
BILL
BILL
Q4 25
1.5%
-4.4%
Q3 25
-1.0%
-5.2%
Q2 25
-5.0%
-5.8%
Q1 25
-1.6%
-8.1%
Q4 24
-6.9%
-6.0%
Q3 24
-11.5%
-2.1%
Q2 24
-17.0%
-6.5%
Q1 24
-153.1%
-8.6%
Net Margin
ADTN
ADTN
BILL
BILL
Q4 25
-1.2%
-0.6%
Q3 25
-3.7%
-0.7%
Q2 25
-7.7%
-1.8%
Q1 25
-4.5%
-3.2%
Q4 24
-19.0%
9.3%
Q3 24
-14.6%
2.5%
Q2 24
-22.0%
2.2%
Q1 24
-146.2%
9.8%
EPS (diluted)
ADTN
ADTN
BILL
BILL
Q4 25
$-0.02
$-0.03
Q3 25
$-0.12
$-0.03
Q2 25
$-0.24
$0.02
Q1 25
$-0.14
$-0.11
Q4 24
$-0.58
$-0.06
Q3 24
$-0.38
$0.08
Q2 24
$-0.63
$0.37
Q1 24
$-4.20
$0.00

Balance Sheet & Financial Strength

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

Metric
ADTN
ADTN
BILL
BILL
Cash + ST InvestmentsLiquidity on hand
$95.7M
$1.1B
Total DebtLower is stronger
$1.8B
Stockholders' EquityBook value
$145.8M
$3.8B
Total Assets
$1.2B
$10.1B
Debt / EquityLower = less leverage
0.48×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADTN
ADTN
BILL
BILL
Q4 25
$95.7M
$1.1B
Q3 25
$93.7M
$1.1B
Q2 25
$106.3M
$1.0B
Q1 25
$101.3M
$1.0B
Q4 24
$76.0M
$1.6B
Q3 24
$88.5M
$853.5M
Q2 24
$111.2M
$985.9M
Q1 24
$106.8M
$952.5M
Total Debt
ADTN
ADTN
BILL
BILL
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
ADTN
ADTN
BILL
BILL
Q4 25
$145.8M
$3.8B
Q3 25
$141.6M
$3.9B
Q2 25
$169.6M
$3.9B
Q1 25
$138.9M
$3.9B
Q4 24
$127.0M
$3.8B
Q3 24
$205.6M
$4.0B
Q2 24
$213.6M
$4.1B
Q1 24
$260.8M
$4.1B
Total Assets
ADTN
ADTN
BILL
BILL
Q4 25
$1.2B
$10.1B
Q3 25
$1.2B
$10.2B
Q2 25
$1.2B
$10.1B
Q1 25
$1.2B
$9.6B
Q4 24
$1.2B
$9.7B
Q3 24
$1.3B
$9.0B
Q2 24
$1.3B
$9.2B
Q1 24
$1.3B
$9.1B
Debt / Equity
ADTN
ADTN
BILL
BILL
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
ADTN
ADTN
BILL
BILL
Operating Cash FlowLast quarter
$42.2M
$105.3M
Free Cash FlowOCF − Capex
$30.6M
$103.8M
FCF MarginFCF / Revenue
10.5%
25.0%
Capex IntensityCapex / Revenue
4.0%
0.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$98.0M
$378.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADTN
ADTN
BILL
BILL
Q4 25
$42.2M
$105.3M
Q3 25
$12.2M
$96.9M
Q2 25
$32.2M
$83.8M
Q1 25
$43.2M
$99.5M
Q4 24
$2.4M
$78.7M
Q3 24
$43.3M
$88.6M
Q2 24
$19.9M
$78.6M
Q1 24
$37.9M
$66.8M
Free Cash Flow
ADTN
ADTN
BILL
BILL
Q4 25
$30.6M
$103.8M
Q3 25
$4.2M
$95.6M
Q2 25
$27.5M
$81.0M
Q1 25
$35.8M
$98.4M
Q4 24
$-895.0K
$78.3M
Q3 24
$37.1M
$88.6M
Q2 24
$8.4M
$78.4M
Q1 24
$24.4M
$66.8M
FCF Margin
ADTN
ADTN
BILL
BILL
Q4 25
10.5%
25.0%
Q3 25
1.5%
24.1%
Q2 25
10.4%
21.1%
Q1 25
14.4%
27.5%
Q4 24
-0.4%
21.6%
Q3 24
16.3%
24.7%
Q2 24
3.7%
22.8%
Q1 24
10.8%
20.7%
Capex Intensity
ADTN
ADTN
BILL
BILL
Q4 25
4.0%
0.4%
Q3 25
2.9%
0.3%
Q2 25
1.8%
0.7%
Q1 25
3.0%
0.3%
Q4 24
1.4%
0.1%
Q3 24
2.7%
0.0%
Q2 24
5.1%
0.1%
Q1 24
6.0%
0.0%
Cash Conversion
ADTN
ADTN
BILL
BILL
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
2.35×
Q3 24
9.94×
Q2 24
10.35×
Q1 24
2.10×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ADTN
ADTN

Subscriber Solutions$96.2M33%
Optical Networking Solutions$81.8M28%
Access Aggregation Solutions$64.6M22%
Services And Support$48.9M17%

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%

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