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Side-by-side financial comparison of AMTECH SYSTEMS INC (ASYS) and OPTICAL CABLE CORP (OCC). Click either name above to swap in a different company.

OPTICAL CABLE CORP is the larger business by last-quarter revenue ($19.8M vs $19.0M, roughly 1.0× AMTECH SYSTEMS INC). AMTECH SYSTEMS INC runs the higher net margin — 0.6% vs 0.2%, a 0.3% gap on every dollar of revenue. On growth, OPTICAL CABLE CORP posted the faster year-over-year revenue change (1.8% vs -22.2%). AMTECH SYSTEMS INC produced more free cash flow last quarter ($3.8M vs $718.8K). Over the past eight quarters, OPTICAL CABLE CORP's revenue compounded faster (15.5% CAGR vs -13.6%).

Amtech Systems Inc is a global manufacturer of advanced thermal processing and automation equipment primarily serving the semiconductor, solar photovoltaic, and LED production sectors. Its product portfolio includes soldering, diffusion, and deposition systems, with key markets spanning North America, East Asia, and Western Europe, catering to leading electronic component and clean energy manufacturing clients.

Optical Cable Corporation, headquartered in Roanoke, Virginia, manufactures fiber optical cable. The company's cable is largely used for telecommunications and is sold both in the US and seventy other countries worldwide. OCC also manufactures military land tactical fiber optic cable for the U.S. military.

ASYS vs OCC — Head-to-Head

Bigger by revenue
OCC
OCC
1.0× larger
OCC
$19.8M
$19.0M
ASYS
Growing faster (revenue YoY)
OCC
OCC
+24.0% gap
OCC
1.8%
-22.2%
ASYS
Higher net margin
ASYS
ASYS
0.3% more per $
ASYS
0.6%
0.2%
OCC
More free cash flow
ASYS
ASYS
$3.1M more FCF
ASYS
$3.8M
$718.8K
OCC
Faster 2-yr revenue CAGR
OCC
OCC
Annualised
OCC
15.5%
-13.6%
ASYS

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ASYS
ASYS
OCC
OCC
Revenue
$19.0M
$19.8M
Net Profit
$108.0K
$48.6K
Gross Margin
44.8%
31.9%
Operating Margin
4.1%
1.4%
Net Margin
0.6%
0.2%
Revenue YoY
-22.2%
1.8%
Net Profit YoY
-65.4%
-87.0%
EPS (diluted)
$0.01

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
ASYS
ASYS
OCC
OCC
Q4 25
$19.0M
$19.8M
Q3 25
$19.8M
$19.9M
Q2 25
$19.6M
$17.5M
Q1 25
$15.6M
$15.7M
Q4 24
$24.4M
$19.5M
Q3 24
$24.1M
$16.2M
Q2 24
$26.7M
$16.1M
Q1 24
$25.4M
$14.9M
Net Profit
ASYS
ASYS
OCC
OCC
Q4 25
$108.0K
$48.6K
Q3 25
$1.1M
$301.9K
Q2 25
$106.0K
$-697.9K
Q1 25
$-31.8M
$-1.1M
Q4 24
$312.0K
$373.5K
Q3 24
$-536.0K
$-1.6M
Q2 24
$438.0K
$-1.6M
Q1 24
$970.0K
$-1.4M
Gross Margin
ASYS
ASYS
OCC
OCC
Q4 25
44.8%
31.9%
Q3 25
44.4%
31.7%
Q2 25
46.7%
30.4%
Q1 25
-2.1%
29.4%
Q4 24
38.4%
33.5%
Q3 24
40.7%
24.2%
Q2 24
36.5%
25.1%
Q1 24
33.2%
25.0%
Operating Margin
ASYS
ASYS
OCC
OCC
Q4 25
4.1%
1.4%
Q3 25
9.3%
2.8%
Q2 25
4.7%
-2.4%
Q1 25
-202.7%
-5.4%
Q4 24
1.4%
3.4%
Q3 24
0.1%
-8.2%
Q2 24
3.1%
-8.1%
Q1 24
5.4%
-9.4%
Net Margin
ASYS
ASYS
OCC
OCC
Q4 25
0.6%
0.2%
Q3 25
5.4%
1.5%
Q2 25
0.5%
-4.0%
Q1 25
-204.2%
-7.0%
Q4 24
1.3%
1.9%
Q3 24
-2.2%
-9.6%
Q2 24
1.6%
-9.9%
Q1 24
3.8%
-9.6%
EPS (diluted)
ASYS
ASYS
OCC
OCC
Q4 25
$0.01
Q3 25
$0.08
Q2 25
$0.01
Q1 25
$-2.23
Q4 24
$0.02
Q3 24
$-0.04
Q2 24
$0.03
Q1 24
$0.07
$-0.18

Balance Sheet & Financial Strength

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

Metric
ASYS
ASYS
OCC
OCC
Cash + ST InvestmentsLiquidity on hand
$22.1M
$237.5K
Total DebtLower is stronger
$162.0K
Stockholders' EquityBook value
$54.1M
$16.5M
Total Assets
$94.1M
$40.1M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASYS
ASYS
OCC
OCC
Q4 25
$22.1M
$237.5K
Q3 25
$17.9M
$421.4K
Q2 25
$15.6M
$894.3K
Q1 25
$13.4M
$128.3K
Q4 24
$13.2M
$244.2K
Q3 24
$11.1M
$796.7K
Q2 24
$13.2M
$1.1M
Q1 24
$13.0M
$221.0K
Total Debt
ASYS
ASYS
OCC
OCC
Q4 25
$162.0K
Q3 25
$168.0K
Q2 25
$127.0K
Q1 25
$135.0K
Q4 24
$161.0K
Q3 24
$189.0K
Q2 24
$177.0K
Q1 24
$65.0K
Stockholders' Equity
ASYS
ASYS
OCC
OCC
Q4 25
$54.1M
$16.5M
Q3 25
$53.4M
$18.2M
Q2 25
$51.7M
$19.1M
Q1 25
$51.0M
$19.7M
Q4 24
$82.4M
$20.8M
Q3 24
$82.4M
$20.4M
Q2 24
$81.7M
$21.8M
Q1 24
$80.9M
$23.3M
Total Assets
ASYS
ASYS
OCC
OCC
Q4 25
$94.1M
$40.1M
Q3 25
$92.9M
$40.2M
Q2 25
$89.5M
$39.1M
Q1 25
$83.4M
$37.8M
Q4 24
$117.8M
$40.4M
Q3 24
$119.3M
$37.6M
Q2 24
$127.1M
$39.9M
Q1 24
$116.5M
$40.5M
Debt / Equity
ASYS
ASYS
OCC
OCC
Q4 25
0.00×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.00×
Q3 24
0.00×
Q2 24
0.00×
Q1 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
ASYS
ASYS
OCC
OCC
Operating Cash FlowLast quarter
$4.1M
$797.3K
Free Cash FlowOCF − Capex
$3.8M
$718.8K
FCF MarginFCF / Revenue
20.2%
3.6%
Capex IntensityCapex / Revenue
1.5%
0.4%
Cash ConversionOCF / Net Profit
37.99×
16.40×
TTM Free Cash FlowTrailing 4 quarters
$8.0M
$1.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASYS
ASYS
OCC
OCC
Q4 25
$4.1M
$797.3K
Q3 25
$2.3M
$-2.2M
Q2 25
$2.5M
$141.4K
Q1 25
$210.0K
$2.7M
Q4 24
$2.9M
$-1.5M
Q3 24
$879.0K
$552.4K
Q2 24
$3.7M
$373.7K
Q1 24
$336.0K
$-261.1K
Free Cash Flow
ASYS
ASYS
OCC
OCC
Q4 25
$3.8M
$718.8K
Q3 25
$2.0M
$-2.3M
Q2 25
$2.0M
$73.4K
Q1 25
$201.0K
$2.6M
Q4 24
$2.7M
$-1.6M
Q3 24
$447.0K
$475.2K
Q2 24
$322.0K
$218.2K
Q1 24
$-884.0K
$-341.5K
FCF Margin
ASYS
ASYS
OCC
OCC
Q4 25
20.2%
3.6%
Q3 25
10.2%
-11.4%
Q2 25
10.1%
0.4%
Q1 25
1.3%
16.5%
Q4 24
11.2%
-8.1%
Q3 24
1.9%
2.9%
Q2 24
1.2%
1.4%
Q1 24
-3.5%
-2.3%
Capex Intensity
ASYS
ASYS
OCC
OCC
Q4 25
1.5%
0.4%
Q3 25
1.2%
0.4%
Q2 25
2.8%
0.4%
Q1 25
0.1%
0.5%
Q4 24
0.6%
0.3%
Q3 24
1.8%
0.5%
Q2 24
12.5%
1.0%
Q1 24
4.8%
0.5%
Cash Conversion
ASYS
ASYS
OCC
OCC
Q4 25
37.99×
16.40×
Q3 25
2.12×
-7.29×
Q2 25
23.89×
Q1 25
Q4 24
9.19×
-4.08×
Q3 24
Q2 24
8.35×
Q1 24
0.35×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ASYS
ASYS

Thermal Processing Solutions$14.0M74%
Semiconductor Fabrication Solutions$5.0M26%

OCC
OCC

Segment breakdown not available.

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