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Side-by-side financial comparison of AmpliTech Group, Inc. (AMPG) and NAPCO SECURITY TECHNOLOGIES, INC (NSSC). Click either name above to swap in a different company.

NAPCO SECURITY TECHNOLOGIES, INC is the larger business by last-quarter revenue ($48.2M vs $4.5M, roughly 10.8× AmpliTech Group, Inc.). NAPCO SECURITY TECHNOLOGIES, INC runs the higher net margin — 28.0% vs -71.6%, a 99.7% gap on every dollar of revenue. On growth, AmpliTech Group, Inc. posted the faster year-over-year revenue change (141.6% vs 12.2%). NAPCO SECURITY TECHNOLOGIES, INC produced more free cash flow last quarter ($14.5M vs $-3.5M). Over the past eight quarters, AmpliTech Group, Inc.'s revenue compounded faster (39.7% CAGR vs -1.1%).

Ampli Energy is a South African company providing a renewable energy trading platform that uses a wheeling process to deliver green energy to consumers.

Napco Security Technologies, Inc. was set up in 1969 and now is based in Amityville, New York. The company focuses on security products, such as electronic locking devices, alarm systems, and building access control systems. The company was formerly known as Napco Security Systems, Inc.

AMPG vs NSSC — Head-to-Head

Bigger by revenue
NSSC
NSSC
10.8× larger
NSSC
$48.2M
$4.5M
AMPG
Growing faster (revenue YoY)
AMPG
AMPG
+129.4% gap
AMPG
141.6%
12.2%
NSSC
Higher net margin
NSSC
NSSC
99.7% more per $
NSSC
28.0%
-71.6%
AMPG
More free cash flow
NSSC
NSSC
$18.0M more FCF
NSSC
$14.5M
$-3.5M
AMPG
Faster 2-yr revenue CAGR
AMPG
AMPG
Annualised
AMPG
39.7%
-1.1%
NSSC

Income Statement — Q4 2025 vs Q2 2026

Metric
AMPG
AMPG
NSSC
NSSC
Revenue
$4.5M
$48.2M
Net Profit
$-3.2M
$13.5M
Gross Margin
22.8%
58.6%
Operating Margin
-73.3%
30.6%
Net Margin
-71.6%
28.0%
Revenue YoY
141.6%
12.2%
Net Profit YoY
16.1%
29.0%
EPS (diluted)
$-0.14
$0.38

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
AMPG
AMPG
NSSC
NSSC
Q4 25
$4.5M
$48.2M
Q3 25
$6.1M
$49.2M
Q2 25
$11.0M
$50.7M
Q1 25
$3.6M
$44.0M
Q4 24
$1.9M
$42.9M
Q3 24
$2.8M
$44.0M
Q2 24
$2.5M
$50.3M
Q1 24
$2.3M
$49.3M
Net Profit
AMPG
AMPG
NSSC
NSSC
Q4 25
$-3.2M
$13.5M
Q3 25
$-188.4K
$12.2M
Q2 25
$-1.8M
$11.6M
Q1 25
$-1.8M
$10.1M
Q4 24
$-3.8M
$10.5M
Q3 24
$-1.2M
$11.2M
Q2 24
$-1.6M
$13.5M
Q1 24
$-4.7M
$13.2M
Gross Margin
AMPG
AMPG
NSSC
NSSC
Q4 25
22.8%
58.6%
Q3 25
48.6%
56.6%
Q2 25
7.8%
52.8%
Q1 25
33.0%
57.2%
Q4 24
10.7%
57.0%
Q3 24
47.6%
55.9%
Q2 24
41.8%
55.3%
Q1 24
38.5%
53.8%
Operating Margin
AMPG
AMPG
NSSC
NSSC
Q4 25
-73.3%
30.6%
Q3 25
-3.6%
27.7%
Q2 25
-17.5%
23.8%
Q1 25
-52.5%
25.4%
Q4 24
-234.5%
26.0%
Q3 24
-38.4%
26.9%
Q2 24
-62.0%
27.7%
Q1 24
-62.3%
29.4%
Net Margin
AMPG
AMPG
NSSC
NSSC
Q4 25
-71.6%
28.0%
Q3 25
-3.1%
24.7%
Q2 25
-16.1%
22.9%
Q1 25
-51.1%
23.0%
Q4 24
-206.2%
24.4%
Q3 24
-42.0%
25.4%
Q2 24
-62.4%
26.9%
Q1 24
-203.0%
26.8%
EPS (diluted)
AMPG
AMPG
NSSC
NSSC
Q4 25
$-0.14
$0.38
Q3 25
$-0.01
$0.34
Q2 25
$-0.09
$0.33
Q1 25
$-0.09
$0.28
Q4 24
$-0.28
$0.28
Q3 24
$-0.12
$0.30
Q2 24
$-0.16
$0.36
Q1 24
$-0.48
$0.36

Balance Sheet & Financial Strength

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

Metric
AMPG
AMPG
NSSC
NSSC
Cash + ST InvestmentsLiquidity on hand
$5.0M
$115.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$32.9M
$184.8M
Total Assets
$51.5M
$212.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMPG
AMPG
NSSC
NSSC
Q4 25
$5.0M
$115.4M
Q3 25
$8.4M
$105.8M
Q2 25
$11.1M
$99.2M
Q1 25
$16.9M
$89.3M
Q4 24
$19.3M
$99.2M
Q3 24
$1.1M
$91.3M
Q2 24
$1.0M
$70.7M
Q1 24
$2.4M
$60.9M
Total Debt
AMPG
AMPG
NSSC
NSSC
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$1.1M
Q2 24
$36.4K
Q1 24
$63.2K
Stockholders' Equity
AMPG
AMPG
NSSC
NSSC
Q4 25
$32.9M
$184.8M
Q3 25
$35.8M
$176.1M
Q2 25
$35.8M
$168.6M
Q1 25
$35.8M
$161.5M
Q4 24
$37.5M
$174.2M
Q3 24
$20.4M
$178.6M
Q2 24
$20.7M
$178.9M
Q1 24
$22.2M
$168.2M
Total Assets
AMPG
AMPG
NSSC
NSSC
Q4 25
$51.5M
$212.8M
Q3 25
$47.2M
$206.0M
Q2 25
$48.6M
$198.1M
Q1 25
$42.1M
$190.9M
Q4 24
$43.2M
$202.7M
Q3 24
$27.5M
$209.9M
Q2 24
$25.4M
$207.8M
Q1 24
$26.9M
$194.8M
Debt / Equity
AMPG
AMPG
NSSC
NSSC
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
0.06×
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
AMPG
AMPG
NSSC
NSSC
Operating Cash FlowLast quarter
$-3.4M
$15.1M
Free Cash FlowOCF − Capex
$-3.5M
$14.5M
FCF MarginFCF / Revenue
-78.4%
30.1%
Capex IntensityCapex / Revenue
1.9%
1.2%
Cash ConversionOCF / Net Profit
1.12×
TTM Free Cash FlowTrailing 4 quarters
$-9.7M
$53.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMPG
AMPG
NSSC
NSSC
Q4 25
$-3.4M
$15.1M
Q3 25
$-999.4K
$11.6M
Q2 25
$-2.3M
$14.6M
Q1 25
$-2.0M
$13.4M
Q4 24
$-1.2M
$13.5M
Q3 24
$-1.7M
$12.0M
Q2 24
$-1.3M
$14.3M
Q1 24
$-1.1M
$12.3M
Free Cash Flow
AMPG
AMPG
NSSC
NSSC
Q4 25
$-3.5M
$14.5M
Q3 25
$-1.4M
$11.4M
Q2 25
$-2.4M
$14.4M
Q1 25
$-2.4M
$13.3M
Q4 24
$-1.2M
$12.4M
Q3 24
$-1.7M
$11.3M
Q2 24
$-1.3M
$13.8M
Q1 24
$-1.1M
$12.0M
FCF Margin
AMPG
AMPG
NSSC
NSSC
Q4 25
-78.4%
30.1%
Q3 25
-23.7%
23.3%
Q2 25
-21.6%
28.4%
Q1 25
-65.8%
30.3%
Q4 24
-63.9%
28.8%
Q3 24
-61.6%
25.8%
Q2 24
-52.7%
27.4%
Q1 24
-47.0%
24.3%
Capex Intensity
AMPG
AMPG
NSSC
NSSC
Q4 25
1.9%
1.2%
Q3 25
7.3%
0.4%
Q2 25
1.1%
0.5%
Q1 25
10.0%
0.1%
Q4 24
0.9%
2.6%
Q3 24
0.4%
1.5%
Q2 24
0.5%
1.1%
Q1 24
0.1%
0.7%
Cash Conversion
AMPG
AMPG
NSSC
NSSC
Q4 25
1.12×
Q3 25
0.96×
Q2 25
1.26×
Q1 25
1.32×
Q4 24
1.29×
Q3 24
1.08×
Q2 24
1.06×
Q1 24
0.94×

Financial Flow Comparison

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

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