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Side-by-side financial comparison of AMDOCS LTD (DOX) and Zscaler, Inc. (ZS). Click either name above to swap in a different company.

AMDOCS LTD is the larger business by last-quarter revenue ($1.3B vs $788.1M, roughly 1.6× Zscaler, Inc.). AMDOCS LTD runs the higher net margin — 11.2% vs -1.5%, a 12.7% gap on every dollar of revenue. On growth, Zscaler, Inc. posted the faster year-over-year revenue change (25.5% vs 1.1%). Over the past eight quarters, Zscaler, Inc.'s revenue compounded faster (22.5% CAGR vs 4.5%).

Amdocs Limited is a multinational telecommunications technology company headquartered in Chesterfield, Missouri. The company specializes in software and services for communications, media and financial services providers and digital enterprises. Amdocs was founded in 1982 and is publicly traded on the Nasdaq stock exchange.

Zscaler, Inc. is an American cloud security company based in San Jose, California. The company offers cloud-based services to protect enterprise networks and data.

DOX vs ZS — Head-to-Head

Bigger by revenue
DOX
DOX
1.6× larger
DOX
$1.3B
$788.1M
ZS
Growing faster (revenue YoY)
ZS
ZS
+24.4% gap
ZS
25.5%
1.1%
DOX
Higher net margin
DOX
DOX
12.7% more per $
DOX
11.2%
-1.5%
ZS
Faster 2-yr revenue CAGR
ZS
ZS
Annualised
ZS
22.5%
4.5%
DOX

Income Statement — Q3 2024 vs Q1 2026

Metric
DOX
DOX
ZS
ZS
Revenue
$1.3B
$788.1M
Net Profit
$140.3M
$-11.6M
Gross Margin
76.6%
Operating Margin
14.1%
-4.6%
Net Margin
11.2%
-1.5%
Revenue YoY
1.1%
25.5%
Net Profit YoY
-12.0%
3.6%
EPS (diluted)
$1.21
$-0.07

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
DOX
DOX
ZS
ZS
Q4 25
$788.1M
Q3 25
$719.2M
Q2 25
$678.0M
Q1 25
$647.9M
Q4 24
$628.0M
Q3 24
$592.9M
Q2 24
$1.3B
$553.2M
Q1 24
$1.2B
$525.0M
Net Profit
DOX
DOX
ZS
ZS
Q4 25
$-11.6M
Q3 25
$-17.6M
Q2 25
$-4.1M
Q1 25
$-7.7M
Q4 24
$-12.1M
Q3 24
$-14.9M
Q2 24
$140.3M
$19.1M
Q1 24
$118.5M
$-28.5M
Gross Margin
DOX
DOX
ZS
ZS
Q4 25
76.6%
Q3 25
76.1%
Q2 25
77.0%
Q1 25
77.1%
Q4 24
77.5%
Q3 24
78.0%
Q2 24
78.6%
Q1 24
77.7%
Operating Margin
DOX
DOX
ZS
ZS
Q4 25
-4.6%
Q3 25
-4.5%
Q2 25
-3.7%
Q1 25
-6.2%
Q4 24
-4.9%
Q3 24
-4.5%
Q2 24
14.1%
-0.5%
Q1 24
12.5%
-8.7%
Net Margin
DOX
DOX
ZS
ZS
Q4 25
-1.5%
Q3 25
-2.4%
Q2 25
-0.6%
Q1 25
-1.2%
Q4 24
-1.9%
Q3 24
-2.5%
Q2 24
11.2%
3.5%
Q1 24
9.5%
-5.4%
EPS (diluted)
DOX
DOX
ZS
ZS
Q4 25
$-0.07
Q3 25
$-0.11
Q2 25
$-0.03
Q1 25
$-0.05
Q4 24
$-0.08
Q3 24
$-0.09
Q2 24
$1.21
$0.12
Q1 24
$1.01
$-0.19

Balance Sheet & Financial Strength

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

Metric
DOX
DOX
ZS
ZS
Cash + ST InvestmentsLiquidity on hand
$1.3B
Total DebtLower is stronger
Stockholders' EquityBook value
$2.0B
Total Assets
$6.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DOX
DOX
ZS
ZS
Q4 25
$1.3B
Q3 25
$2.4B
Q2 25
$2.0B
Q1 25
$1.8B
Q4 24
$1.6B
Q3 24
$1.4B
Q2 24
$1.3B
Q1 24
$1.4B
Total Debt
DOX
DOX
ZS
ZS
Q4 25
Q3 25
Q2 25
$1.1B
Q1 25
$1.1B
Q4 24
$1.1B
Q3 24
$1.1B
Q2 24
$1.1B
Q1 24
$1.1B
Stockholders' Equity
DOX
DOX
ZS
ZS
Q4 25
$2.0B
Q3 25
$1.8B
Q2 25
$1.8B
Q1 25
$1.6B
Q4 24
$1.4B
Q3 24
$1.3B
Q2 24
$1.1B
Q1 24
$958.9M
Total Assets
DOX
DOX
ZS
ZS
Q4 25
$6.5B
Q3 25
$6.4B
Q2 25
$5.3B
Q1 25
$5.0B
Q4 24
$4.7B
Q3 24
$4.7B
Q2 24
$4.2B
Q1 24
$3.9B
Debt / Equity
DOX
DOX
ZS
ZS
Q4 25
Q3 25
Q2 25
0.64×
Q1 25
0.71×
Q4 24
0.80×
Q3 24
0.90×
Q2 24
1.04×
Q1 24
1.19×

Cash Flow & Capital Efficiency

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

Metric
DOX
DOX
ZS
ZS
Operating Cash FlowLast quarter
$448.3M
Free Cash FlowOCF − Capex
$431.0M
FCF MarginFCF / Revenue
54.7%
Capex IntensityCapex / Revenue
2.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$924.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DOX
DOX
ZS
ZS
Q4 25
$448.3M
Q3 25
$250.6M
Q2 25
$211.1M
Q1 25
$179.4M
Q4 24
$331.3M
Q3 24
$203.6M
Q2 24
$173.4M
Q1 24
$142.1M
Free Cash Flow
DOX
DOX
ZS
ZS
Q4 25
$431.0M
Q3 25
$190.6M
Q2 25
$138.9M
Q1 25
$164.4M
Q4 24
$314.3M
Q3 24
$154.2M
Q2 24
$137.8M
Q1 24
$111.2M
FCF Margin
DOX
DOX
ZS
ZS
Q4 25
54.7%
Q3 25
26.5%
Q2 25
20.5%
Q1 25
25.4%
Q4 24
50.1%
Q3 24
26.0%
Q2 24
24.9%
Q1 24
21.2%
Capex Intensity
DOX
DOX
ZS
ZS
Q4 25
2.2%
Q3 25
8.3%
Q2 25
10.6%
Q1 25
2.3%
Q4 24
2.7%
Q3 24
8.3%
Q2 24
6.4%
Q1 24
5.9%
Cash Conversion
DOX
DOX
ZS
ZS
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
9.07×
Q1 24

Financial Flow Comparison

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

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