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

ESCO TECHNOLOGIES INC is the larger business by last-quarter revenue ($289.7M vs $270.6M, roughly 1.1× Astera Labs, Inc.). Astera Labs, Inc. runs the higher net margin — 16.6% vs 9.9%, a 6.7% gap on every dollar of revenue. On growth, Astera Labs, Inc. posted the faster year-over-year revenue change (91.8% vs 17.3%). Astera Labs, Inc. produced more free cash flow last quarter ($76.6M vs $63.0M). Over the past eight quarters, Astera Labs, Inc.'s revenue compounded faster (103.6% CAGR vs 7.8%).

Astera Labs, Inc. is an American fabless semiconductor manufacturer and artificial intelligence company. The company specializes in designing high-speed connectivity solutions for data centers and AI infrastructure. The company has been listed on the Nasdaq since March 2024.

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

ALAB vs ESE — Head-to-Head

Bigger by revenue
ESE
ESE
1.1× larger
ESE
$289.7M
$270.6M
ALAB
Growing faster (revenue YoY)
ALAB
ALAB
+74.5% gap
ALAB
91.8%
17.3%
ESE
Higher net margin
ALAB
ALAB
6.7% more per $
ALAB
16.6%
9.9%
ESE
More free cash flow
ALAB
ALAB
$13.6M more FCF
ALAB
$76.6M
$63.0M
ESE
Faster 2-yr revenue CAGR
ALAB
ALAB
Annualised
ALAB
103.6%
7.8%
ESE

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ALAB
ALAB
ESE
ESE
Revenue
$270.6M
$289.7M
Net Profit
$45.0M
$28.7M
Gross Margin
75.6%
41.4%
Operating Margin
24.7%
13.2%
Net Margin
16.6%
9.9%
Revenue YoY
91.8%
17.3%
Net Profit YoY
82.0%
22.2%
EPS (diluted)
$0.25
$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
ALAB
ALAB
ESE
ESE
Q4 25
$270.6M
$289.7M
Q3 25
$230.6M
$286.5M
Q2 25
$191.9M
$296.3M
Q1 25
$159.4M
$265.5M
Q4 24
$141.1M
$247.0M
Q3 24
$113.1M
$298.5M
Q2 24
$76.8M
$260.8M
Q1 24
$65.3M
$249.1M
Net Profit
ALAB
ALAB
ESE
ESE
Q4 25
$45.0M
$28.7M
Q3 25
$91.1M
$218.7M
Q2 25
$51.2M
$26.1M
Q1 25
$31.8M
$31.0M
Q4 24
$24.7M
$23.5M
Q3 24
$-7.6M
$34.3M
Q2 24
$-7.5M
$29.2M
Q1 24
$-93.0M
$23.2M
Gross Margin
ALAB
ALAB
ESE
ESE
Q4 25
75.6%
41.4%
Q3 25
76.2%
45.9%
Q2 25
75.8%
41.2%
Q1 25
74.9%
41.1%
Q4 24
74.0%
39.8%
Q3 24
77.7%
40.1%
Q2 24
77.9%
39.6%
Q1 24
77.4%
38.8%
Operating Margin
ALAB
ALAB
ESE
ESE
Q4 25
24.7%
13.2%
Q3 25
24.0%
17.2%
Q2 25
20.7%
11.2%
Q1 25
7.1%
15.3%
Q4 24
0.1%
11.4%
Q3 24
-7.9%
14.8%
Q2 24
-31.7%
14.3%
Q1 24
-127.1%
11.7%
Net Margin
ALAB
ALAB
ESE
ESE
Q4 25
16.6%
9.9%
Q3 25
39.5%
76.3%
Q2 25
26.7%
8.8%
Q1 25
20.0%
11.7%
Q4 24
17.5%
9.5%
Q3 24
-6.7%
11.5%
Q2 24
-9.8%
11.2%
Q1 24
-142.5%
9.3%
EPS (diluted)
ALAB
ALAB
ESE
ESE
Q4 25
$0.25
$1.11
Q3 25
$0.50
$8.43
Q2 25
$0.29
$1.01
Q1 25
$0.18
$1.20
Q4 24
$1.23
$0.91
Q3 24
$-0.05
$1.32
Q2 24
$-0.05
$1.13
Q1 24
$-1.77
$0.90

Balance Sheet & Financial Strength

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

Metric
ALAB
ALAB
ESE
ESE
Cash + ST InvestmentsLiquidity on hand
$167.6M
$103.8M
Total DebtLower is stronger
$145.5M
Stockholders' EquityBook value
$1.4B
$1.6B
Total Assets
$1.5B
$2.4B
Debt / EquityLower = less leverage
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALAB
ALAB
ESE
ESE
Q4 25
$167.6M
$103.8M
Q3 25
$140.4M
$101.3M
Q2 25
$162.3M
$78.7M
Q1 25
$86.4M
$57.4M
Q4 24
$79.6M
$71.3M
Q3 24
$126.1M
$66.0M
Q2 24
$421.1M
$63.0M
Q1 24
$696.1M
$59.4M
Total Debt
ALAB
ALAB
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
ALAB
ALAB
ESE
ESE
Q4 25
$1.4B
$1.6B
Q3 25
$1.3B
$1.5B
Q2 25
$1.1B
$1.3B
Q1 25
$1.0B
$1.3B
Q4 24
$964.8M
$1.2B
Q3 24
$889.6M
$1.2B
Q2 24
$845.3M
$1.2B
Q1 24
$808.8M
$1.2B
Total Assets
ALAB
ALAB
ESE
ESE
Q4 25
$1.5B
$2.4B
Q3 25
$1.4B
$2.4B
Q2 25
$1.3B
$2.5B
Q1 25
$1.1B
$1.8B
Q4 24
$1.1B
$1.8B
Q3 24
$983.1M
$1.8B
Q2 24
$915.5M
$1.8B
Q1 24
$864.9M
$1.8B
Debt / Equity
ALAB
ALAB
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
ALAB
ALAB
ESE
ESE
Operating Cash FlowLast quarter
$95.3M
$68.9M
Free Cash FlowOCF − Capex
$76.6M
$63.0M
FCF MarginFCF / Revenue
28.3%
21.7%
Capex IntensityCapex / Revenue
6.9%
2.0%
Cash ConversionOCF / Net Profit
2.12×
2.40×
TTM Free Cash FlowTrailing 4 quarters
$281.8M
$239.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALAB
ALAB
ESE
ESE
Q4 25
$95.3M
$68.9M
Q3 25
$78.2M
$109.9M
Q2 25
$135.4M
$73.7M
Q1 25
$10.5M
$24.1M
Q4 24
$39.7M
$34.2M
Q3 24
$63.5M
$72.1M
Q2 24
$29.8M
$36.2M
Q1 24
$3.7M
$10.5M
Free Cash Flow
ALAB
ALAB
ESE
ESE
Q4 25
$76.6M
$63.0M
Q3 25
$65.9M
$97.8M
Q2 25
$133.3M
$64.9M
Q1 25
$6.0M
$14.0M
Q4 24
$24.3M
$29.0M
Q3 24
$46.8M
$60.9M
Q2 24
$28.5M
$27.6M
Q1 24
$228.0K
$2.0M
FCF Margin
ALAB
ALAB
ESE
ESE
Q4 25
28.3%
21.7%
Q3 25
28.6%
34.1%
Q2 25
69.5%
21.9%
Q1 25
3.7%
5.3%
Q4 24
17.2%
11.7%
Q3 24
41.4%
20.4%
Q2 24
37.1%
10.6%
Q1 24
0.3%
0.8%
Capex Intensity
ALAB
ALAB
ESE
ESE
Q4 25
6.9%
2.0%
Q3 25
5.3%
4.2%
Q2 25
1.1%
3.0%
Q1 25
2.8%
3.8%
Q4 24
10.9%
2.1%
Q3 24
14.8%
3.8%
Q2 24
1.7%
3.3%
Q1 24
5.2%
3.4%
Cash Conversion
ALAB
ALAB
ESE
ESE
Q4 25
2.12×
2.40×
Q3 25
0.86×
0.50×
Q2 25
2.64×
2.83×
Q1 25
0.33×
0.78×
Q4 24
1.61×
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

ALAB
ALAB

Segment breakdown not available.

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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