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

ADTRAN Holdings, Inc. is the larger business by last-quarter revenue ($291.6M vs $289.7M, roughly 1.0× ESCO TECHNOLOGIES INC). ESCO TECHNOLOGIES INC runs the higher net margin — 9.9% vs -1.2%, a 11.1% gap on every dollar of revenue. On growth, ADTRAN Holdings, Inc. posted the faster year-over-year revenue change (20.1% vs 17.3%). ESCO TECHNOLOGIES INC produced more free cash flow last quarter ($63.0M vs $30.6M). Over the past eight quarters, ADTRAN Holdings, Inc.'s revenue compounded faster (13.5% CAGR vs 7.8%).

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.

Esco is a Singaporean brand that develops, manufactures, and sells products and services for laboratories.

ADTN vs ESE — Head-to-Head

Bigger by revenue
ADTN
ADTN
1.0× larger
ADTN
$291.6M
$289.7M
ESE
Growing faster (revenue YoY)
ADTN
ADTN
+2.8% gap
ADTN
20.1%
17.3%
ESE
Higher net margin
ESE
ESE
11.1% more per $
ESE
9.9%
-1.2%
ADTN
More free cash flow
ESE
ESE
$32.4M more FCF
ESE
$63.0M
$30.6M
ADTN
Faster 2-yr revenue CAGR
ADTN
ADTN
Annualised
ADTN
13.5%
7.8%
ESE

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ADTN
ADTN
ESE
ESE
Revenue
$291.6M
$289.7M
Net Profit
$-3.6M
$28.7M
Gross Margin
39.0%
41.4%
Operating Margin
1.5%
13.2%
Net Margin
-1.2%
9.9%
Revenue YoY
20.1%
17.3%
Net Profit YoY
92.2%
22.2%
EPS (diluted)
$-0.02
$1.11

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
ESE
ESE
Q4 25
$291.6M
$289.7M
Q3 25
$279.4M
$286.5M
Q2 25
$265.1M
$296.3M
Q1 25
$247.7M
$265.5M
Q4 24
$242.9M
$247.0M
Q3 24
$227.7M
$298.5M
Q2 24
$226.0M
$260.8M
Q1 24
$226.2M
$249.1M
Net Profit
ADTN
ADTN
ESE
ESE
Q4 25
$-3.6M
$28.7M
Q3 25
$-10.3M
$218.7M
Q2 25
$-20.5M
$26.1M
Q1 25
$-11.3M
$31.0M
Q4 24
$-46.1M
$23.5M
Q3 24
$-33.3M
$34.3M
Q2 24
$-49.7M
$29.2M
Q1 24
$-330.8M
$23.2M
Gross Margin
ADTN
ADTN
ESE
ESE
Q4 25
39.0%
41.4%
Q3 25
38.3%
45.9%
Q2 25
37.3%
41.2%
Q1 25
38.4%
41.1%
Q4 24
36.9%
39.8%
Q3 24
36.5%
40.1%
Q2 24
36.0%
39.6%
Q1 24
31.1%
38.8%
Operating Margin
ADTN
ADTN
ESE
ESE
Q4 25
1.5%
13.2%
Q3 25
-1.0%
17.2%
Q2 25
-5.0%
11.2%
Q1 25
-1.6%
15.3%
Q4 24
-6.9%
11.4%
Q3 24
-11.5%
14.8%
Q2 24
-17.0%
14.3%
Q1 24
-153.1%
11.7%
Net Margin
ADTN
ADTN
ESE
ESE
Q4 25
-1.2%
9.9%
Q3 25
-3.7%
76.3%
Q2 25
-7.7%
8.8%
Q1 25
-4.5%
11.7%
Q4 24
-19.0%
9.5%
Q3 24
-14.6%
11.5%
Q2 24
-22.0%
11.2%
Q1 24
-146.2%
9.3%
EPS (diluted)
ADTN
ADTN
ESE
ESE
Q4 25
$-0.02
$1.11
Q3 25
$-0.12
$8.43
Q2 25
$-0.24
$1.01
Q1 25
$-0.14
$1.20
Q4 24
$-0.58
$0.91
Q3 24
$-0.38
$1.32
Q2 24
$-0.63
$1.13
Q1 24
$-4.20
$0.90

Balance Sheet & Financial Strength

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

Metric
ADTN
ADTN
ESE
ESE
Cash + ST InvestmentsLiquidity on hand
$95.7M
$103.8M
Total DebtLower is stronger
$145.5M
Stockholders' EquityBook value
$145.8M
$1.6B
Total Assets
$1.2B
$2.4B
Debt / EquityLower = less leverage
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADTN
ADTN
ESE
ESE
Q4 25
$95.7M
$103.8M
Q3 25
$93.7M
$101.3M
Q2 25
$106.3M
$78.7M
Q1 25
$101.3M
$57.4M
Q4 24
$76.0M
$71.3M
Q3 24
$88.5M
$66.0M
Q2 24
$111.2M
$63.0M
Q1 24
$106.8M
$59.4M
Total Debt
ADTN
ADTN
ESE
ESE
Q4 25
$145.5M
Q3 25
$186.0M
Q2 25
$525.0M
Q1 25
$88.0M
Q4 24
$112.0M
Q3 24
$122.0M
Q2 24
$173.0M
Q1 24
$191.0M
Stockholders' Equity
ADTN
ADTN
ESE
ESE
Q4 25
$145.8M
$1.6B
Q3 25
$141.6M
$1.5B
Q2 25
$169.6M
$1.3B
Q1 25
$138.9M
$1.3B
Q4 24
$127.0M
$1.2B
Q3 24
$205.6M
$1.2B
Q2 24
$213.6M
$1.2B
Q1 24
$260.8M
$1.2B
Total Assets
ADTN
ADTN
ESE
ESE
Q4 25
$1.2B
$2.4B
Q3 25
$1.2B
$2.4B
Q2 25
$1.2B
$2.5B
Q1 25
$1.2B
$1.8B
Q4 24
$1.2B
$1.8B
Q3 24
$1.3B
$1.8B
Q2 24
$1.3B
$1.8B
Q1 24
$1.3B
$1.8B
Debt / Equity
ADTN
ADTN
ESE
ESE
Q4 25
0.09×
Q3 25
0.12×
Q2 25
0.40×
Q1 25
0.07×
Q4 24
0.09×
Q3 24
0.10×
Q2 24
0.14×
Q1 24
0.16×

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
ESE
ESE
Operating Cash FlowLast quarter
$42.2M
$68.9M
Free Cash FlowOCF − Capex
$30.6M
$63.0M
FCF MarginFCF / Revenue
10.5%
21.7%
Capex IntensityCapex / Revenue
4.0%
2.0%
Cash ConversionOCF / Net Profit
2.40×
TTM Free Cash FlowTrailing 4 quarters
$98.0M
$239.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADTN
ADTN
ESE
ESE
Q4 25
$42.2M
$68.9M
Q3 25
$12.2M
$109.9M
Q2 25
$32.2M
$73.7M
Q1 25
$43.2M
$24.1M
Q4 24
$2.4M
$34.2M
Q3 24
$43.3M
$72.1M
Q2 24
$19.9M
$36.2M
Q1 24
$37.9M
$10.5M
Free Cash Flow
ADTN
ADTN
ESE
ESE
Q4 25
$30.6M
$63.0M
Q3 25
$4.2M
$97.8M
Q2 25
$27.5M
$64.9M
Q1 25
$35.8M
$14.0M
Q4 24
$-895.0K
$29.0M
Q3 24
$37.1M
$60.9M
Q2 24
$8.4M
$27.6M
Q1 24
$24.4M
$2.0M
FCF Margin
ADTN
ADTN
ESE
ESE
Q4 25
10.5%
21.7%
Q3 25
1.5%
34.1%
Q2 25
10.4%
21.9%
Q1 25
14.4%
5.3%
Q4 24
-0.4%
11.7%
Q3 24
16.3%
20.4%
Q2 24
3.7%
10.6%
Q1 24
10.8%
0.8%
Capex Intensity
ADTN
ADTN
ESE
ESE
Q4 25
4.0%
2.0%
Q3 25
2.9%
4.2%
Q2 25
1.8%
3.0%
Q1 25
3.0%
3.8%
Q4 24
1.4%
2.1%
Q3 24
2.7%
3.8%
Q2 24
5.1%
3.3%
Q1 24
6.0%
3.4%
Cash Conversion
ADTN
ADTN
ESE
ESE
Q4 25
2.40×
Q3 25
0.50×
Q2 25
2.83×
Q1 25
0.78×
Q4 24
1.46×
Q3 24
2.10×
Q2 24
1.24×
Q1 24
0.45×

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%

ESE
ESE

US Government$98.0M34%
Utility Solutions Group$87.5M30%
RF Shielding And Test$58.3M20%
Commercial$45.8M16%
Related Party$1.3M0%

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