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

Astera Labs, Inc. is the larger business by last-quarter revenue ($270.6M vs $238.3M, roughly 1.1× AXCELIS TECHNOLOGIES INC). Astera Labs, Inc. runs the higher net margin — 16.6% vs 14.4%, a 2.2% gap on every dollar of revenue. On growth, Astera Labs, Inc. posted the faster year-over-year revenue change (91.8% vs -5.6%). Astera Labs, Inc. produced more free cash flow last quarter ($76.6M vs $-8.9M). Over the past eight quarters, Astera Labs, Inc.'s revenue compounded faster (103.6% CAGR vs -2.8%).

Axcelis Technologies, Inc. is an American company engaging in the design, manufacture, and servicing of capital equipment for the semiconductor manufacturing industry worldwide. It produces ion implantation systems, including high and medium current implanters, and high energy implanters, and curing systems used in the fabrication of semiconductor chips. The company was incorporated in 1995 and is headquartered in Beverly, Massachusetts, United States.

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.

ACLS vs ALAB — Head-to-Head

Bigger by revenue
ALAB
ALAB
1.1× larger
ALAB
$270.6M
$238.3M
ACLS
Growing faster (revenue YoY)
ALAB
ALAB
+97.4% gap
ALAB
91.8%
-5.6%
ACLS
Higher net margin
ALAB
ALAB
2.2% more per $
ALAB
16.6%
14.4%
ACLS
More free cash flow
ALAB
ALAB
$85.5M more FCF
ALAB
$76.6M
$-8.9M
ACLS
Faster 2-yr revenue CAGR
ALAB
ALAB
Annualised
ALAB
103.6%
-2.8%
ACLS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ACLS
ACLS
ALAB
ALAB
Revenue
$238.3M
$270.6M
Net Profit
$34.3M
$45.0M
Gross Margin
47.0%
75.6%
Operating Margin
15.2%
24.7%
Net Margin
14.4%
16.6%
Revenue YoY
-5.6%
91.8%
Net Profit YoY
-31.3%
82.0%
EPS (diluted)
$1.11
$0.25

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
ACLS
ACLS
ALAB
ALAB
Q4 25
$238.3M
$270.6M
Q3 25
$213.6M
$230.6M
Q2 25
$194.5M
$191.9M
Q1 25
$192.6M
$159.4M
Q4 24
$252.4M
$141.1M
Q3 24
$256.6M
$113.1M
Q2 24
$256.5M
$76.8M
Q1 24
$252.4M
$65.3M
Net Profit
ACLS
ACLS
ALAB
ALAB
Q4 25
$34.3M
$45.0M
Q3 25
$26.0M
$91.1M
Q2 25
$31.4M
$51.2M
Q1 25
$28.6M
$31.8M
Q4 24
$50.0M
$24.7M
Q3 24
$48.6M
$-7.6M
Q2 24
$50.9M
$-7.5M
Q1 24
$51.6M
$-93.0M
Gross Margin
ACLS
ACLS
ALAB
ALAB
Q4 25
47.0%
75.6%
Q3 25
41.6%
76.2%
Q2 25
44.9%
75.8%
Q1 25
46.1%
74.9%
Q4 24
46.0%
74.0%
Q3 24
42.9%
77.7%
Q2 24
43.8%
77.9%
Q1 24
46.0%
77.4%
Operating Margin
ACLS
ACLS
ALAB
ALAB
Q4 25
15.2%
24.7%
Q3 25
11.7%
24.0%
Q2 25
14.9%
20.7%
Q1 25
15.1%
7.1%
Q4 24
21.6%
0.1%
Q3 24
18.3%
-7.9%
Q2 24
20.6%
-31.7%
Q1 24
22.4%
-127.1%
Net Margin
ACLS
ACLS
ALAB
ALAB
Q4 25
14.4%
16.6%
Q3 25
12.2%
39.5%
Q2 25
16.1%
26.7%
Q1 25
14.8%
20.0%
Q4 24
19.8%
17.5%
Q3 24
18.9%
-6.7%
Q2 24
19.8%
-9.8%
Q1 24
20.4%
-142.5%
EPS (diluted)
ACLS
ACLS
ALAB
ALAB
Q4 25
$1.11
$0.25
Q3 25
$0.83
$0.50
Q2 25
$0.98
$0.29
Q1 25
$0.88
$0.18
Q4 24
$1.54
$1.23
Q3 24
$1.49
$-0.05
Q2 24
$1.55
$-0.05
Q1 24
$1.57
$-1.77

Balance Sheet & Financial Strength

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

Metric
ACLS
ACLS
ALAB
ALAB
Cash + ST InvestmentsLiquidity on hand
$374.3M
$167.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$1.0B
$1.4B
Total Assets
$1.4B
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACLS
ACLS
ALAB
ALAB
Q4 25
$374.3M
$167.6M
Q3 25
$449.6M
$140.4M
Q2 25
$549.8M
$162.3M
Q1 25
$587.1M
$86.4M
Q4 24
$571.3M
$79.6M
Q3 24
$579.4M
$126.1M
Q2 24
$548.3M
$421.1M
Q1 24
$530.2M
$696.1M
Stockholders' Equity
ACLS
ACLS
ALAB
ALAB
Q4 25
$1.0B
$1.4B
Q3 25
$1.0B
$1.3B
Q2 25
$1.0B
$1.1B
Q1 25
$1.0B
$1.0B
Q4 24
$1.0B
$964.8M
Q3 24
$975.6M
$889.6M
Q2 24
$934.9M
$845.3M
Q1 24
$901.7M
$808.8M
Total Assets
ACLS
ACLS
ALAB
ALAB
Q4 25
$1.4B
$1.5B
Q3 25
$1.4B
$1.4B
Q2 25
$1.3B
$1.3B
Q1 25
$1.3B
$1.1B
Q4 24
$1.3B
$1.1B
Q3 24
$1.3B
$983.1M
Q2 24
$1.3B
$915.5M
Q1 24
$1.3B
$864.9M

Cash Flow & Capital Efficiency

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

Metric
ACLS
ACLS
ALAB
ALAB
Operating Cash FlowLast quarter
$-6.6M
$95.3M
Free Cash FlowOCF − Capex
$-8.9M
$76.6M
FCF MarginFCF / Revenue
-3.7%
28.3%
Capex IntensityCapex / Revenue
1.0%
6.9%
Cash ConversionOCF / Net Profit
-0.19×
2.12×
TTM Free Cash FlowTrailing 4 quarters
$107.0M
$281.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACLS
ACLS
ALAB
ALAB
Q4 25
$-6.6M
$95.3M
Q3 25
$45.4M
$78.2M
Q2 25
$39.7M
$135.4M
Q1 25
$39.8M
$10.5M
Q4 24
$12.8M
$39.7M
Q3 24
$45.7M
$63.5M
Q2 24
$40.1M
$29.8M
Q1 24
$42.2M
$3.7M
Free Cash Flow
ACLS
ACLS
ALAB
ALAB
Q4 25
$-8.9M
$76.6M
Q3 25
$43.3M
$65.9M
Q2 25
$37.7M
$133.3M
Q1 25
$34.8M
$6.0M
Q4 24
$8.1M
$24.3M
Q3 24
$41.8M
$46.8M
Q2 24
$38.1M
$28.5M
Q1 24
$40.6M
$228.0K
FCF Margin
ACLS
ACLS
ALAB
ALAB
Q4 25
-3.7%
28.3%
Q3 25
20.3%
28.6%
Q2 25
19.4%
69.5%
Q1 25
18.1%
3.7%
Q4 24
3.2%
17.2%
Q3 24
16.3%
41.4%
Q2 24
14.8%
37.1%
Q1 24
16.1%
0.3%
Capex Intensity
ACLS
ACLS
ALAB
ALAB
Q4 25
1.0%
6.9%
Q3 25
0.9%
5.3%
Q2 25
1.0%
1.1%
Q1 25
2.6%
2.8%
Q4 24
1.8%
10.9%
Q3 24
1.5%
14.8%
Q2 24
0.8%
1.7%
Q1 24
0.6%
5.2%
Cash Conversion
ACLS
ACLS
ALAB
ALAB
Q4 25
-0.19×
2.12×
Q3 25
1.75×
0.86×
Q2 25
1.27×
2.64×
Q1 25
1.39×
0.33×
Q4 24
0.26×
1.61×
Q3 24
0.94×
Q2 24
0.79×
Q1 24
0.82×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACLS
ACLS

Products$224.6M94%
Services$13.7M6%

ALAB
ALAB

Segment breakdown not available.

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