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

Inogen Inc is the larger business by last-quarter revenue ($68.6M vs $48.2M, roughly 1.4× NAPCO SECURITY TECHNOLOGIES, INC). On growth, NAPCO SECURITY TECHNOLOGIES, INC posted the faster year-over-year revenue change (12.2% vs 3.4%). NAPCO SECURITY TECHNOLOGIES, INC produced more free cash flow last quarter ($14.5M vs $-1.9M). Over the past eight quarters, Inogen Inc's revenue compounded faster (4.2% CAGR vs -1.1%).

Inogen Inc is a medical technology firm specializing in the development, production and distribution of portable oxygen concentrators and associated respiratory care products. It caters primarily to patients with chronic respiratory conditions needing long-term oxygen therapy across North America, Europe and other global markets, focusing on home care and ambulatory patient segments to enhance users' quality of life.

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.

INGN vs NSSC — Head-to-Head

Bigger by revenue
INGN
INGN
1.4× larger
INGN
$68.6M
$48.2M
NSSC
Growing faster (revenue YoY)
NSSC
NSSC
+8.8% gap
NSSC
12.2%
3.4%
INGN
More free cash flow
NSSC
NSSC
$16.4M more FCF
NSSC
$14.5M
$-1.9M
INGN
Faster 2-yr revenue CAGR
INGN
INGN
Annualised
INGN
4.2%
-1.1%
NSSC

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
INGN
INGN
NSSC
NSSC
Revenue
$68.6M
$48.2M
Net Profit
$13.5M
Gross Margin
51.4%
58.6%
Operating Margin
-13.6%
30.6%
Net Margin
28.0%
Revenue YoY
3.4%
12.2%
Net Profit YoY
29.0%
EPS (diluted)
$-0.26
$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
INGN
INGN
NSSC
NSSC
Q4 25
$68.6M
$48.2M
Q3 25
$79.1M
$49.2M
Q2 25
$79.2M
$50.7M
Q1 25
$68.5M
$44.0M
Q4 24
$66.3M
$42.9M
Q3 24
$74.9M
$44.0M
Q2 24
$74.4M
$50.3M
Q1 24
$63.1M
$49.3M
Net Profit
INGN
INGN
NSSC
NSSC
Q4 25
$13.5M
Q3 25
$-5.3M
$12.2M
Q2 25
$-4.2M
$11.6M
Q1 25
$-6.2M
$10.1M
Q4 24
$10.5M
Q3 24
$-6.0M
$11.2M
Q2 24
$-5.6M
$13.5M
Q1 24
$-14.6M
$13.2M
Gross Margin
INGN
INGN
NSSC
NSSC
Q4 25
51.4%
58.6%
Q3 25
52.2%
56.6%
Q2 25
52.2%
52.8%
Q1 25
53.1%
57.2%
Q4 24
54.7%
57.0%
Q3 24
55.2%
55.9%
Q2 24
57.4%
55.3%
Q1 24
54.5%
53.8%
Operating Margin
INGN
INGN
NSSC
NSSC
Q4 25
-13.6%
30.6%
Q3 25
-9.0%
27.7%
Q2 25
-7.7%
23.8%
Q1 25
-11.2%
25.4%
Q4 24
-17.2%
26.0%
Q3 24
-10.4%
26.9%
Q2 24
-9.5%
27.7%
Q1 24
-25.8%
29.4%
Net Margin
INGN
INGN
NSSC
NSSC
Q4 25
28.0%
Q3 25
-6.7%
24.7%
Q2 25
-5.2%
22.9%
Q1 25
-9.0%
23.0%
Q4 24
24.4%
Q3 24
-8.0%
25.4%
Q2 24
-7.5%
26.9%
Q1 24
-23.1%
26.8%
EPS (diluted)
INGN
INGN
NSSC
NSSC
Q4 25
$-0.26
$0.38
Q3 25
$-0.20
$0.34
Q2 25
$-0.15
$0.33
Q1 25
$-0.25
$0.28
Q4 24
$-0.41
$0.28
Q3 24
$-0.25
$0.30
Q2 24
$-0.24
$0.36
Q1 24
$-0.62
$0.36

Balance Sheet & Financial Strength

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

Metric
INGN
INGN
NSSC
NSSC
Cash + ST InvestmentsLiquidity on hand
$103.7M
$115.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$192.2M
$184.8M
Total Assets
$298.6M
$212.8M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
INGN
INGN
NSSC
NSSC
Q4 25
$103.7M
$115.4M
Q3 25
$106.5M
$105.8M
Q2 25
$103.7M
$99.2M
Q1 25
$118.9M
$89.3M
Q4 24
$113.8M
$99.2M
Q3 24
$105.7M
$91.3M
Q2 24
$97.9M
$70.7M
Q1 24
$107.4M
$60.9M
Stockholders' Equity
INGN
INGN
NSSC
NSSC
Q4 25
$192.2M
$184.8M
Q3 25
$197.2M
$176.1M
Q2 25
$199.5M
$168.6M
Q1 25
$198.0M
$161.5M
Q4 24
$173.9M
$174.2M
Q3 24
$185.4M
$178.6M
Q2 24
$187.6M
$178.9M
Q1 24
$191.9M
$168.2M
Total Assets
INGN
INGN
NSSC
NSSC
Q4 25
$298.6M
$212.8M
Q3 25
$307.0M
$206.0M
Q2 25
$312.0M
$198.1M
Q1 25
$308.4M
$190.9M
Q4 24
$296.2M
$202.7M
Q3 24
$306.2M
$209.9M
Q2 24
$308.9M
$207.8M
Q1 24
$315.6M
$194.8M

Cash Flow & Capital Efficiency

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

Metric
INGN
INGN
NSSC
NSSC
Operating Cash FlowLast quarter
$-943.0K
$15.1M
Free Cash FlowOCF − Capex
$-1.9M
$14.5M
FCF MarginFCF / Revenue
-2.8%
30.1%
Capex IntensityCapex / Revenue
1.4%
1.2%
Cash ConversionOCF / Net Profit
1.12×
TTM Free Cash FlowTrailing 4 quarters
$-13.7M
$53.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
INGN
INGN
NSSC
NSSC
Q4 25
$-943.0K
$15.1M
Q3 25
$2.2M
$11.6M
Q2 25
$4.3M
$14.6M
Q1 25
$-16.8M
$13.4M
Q4 24
$-3.0M
$13.5M
Q3 24
$7.0M
$12.0M
Q2 24
$6.7M
$14.3M
Q1 24
$-4.7M
$12.3M
Free Cash Flow
INGN
INGN
NSSC
NSSC
Q4 25
$-1.9M
$14.5M
Q3 25
$1.6M
$11.4M
Q2 25
$3.7M
$14.4M
Q1 25
$-17.1M
$13.3M
Q4 24
$-3.3M
$12.4M
Q3 24
$5.3M
$11.3M
Q2 24
$6.6M
$13.8M
Q1 24
$-6.1M
$12.0M
FCF Margin
INGN
INGN
NSSC
NSSC
Q4 25
-2.8%
30.1%
Q3 25
2.0%
23.3%
Q2 25
4.6%
28.4%
Q1 25
-24.9%
30.3%
Q4 24
-5.0%
28.8%
Q3 24
7.1%
25.8%
Q2 24
8.9%
27.4%
Q1 24
-9.6%
24.3%
Capex Intensity
INGN
INGN
NSSC
NSSC
Q4 25
1.4%
1.2%
Q3 25
0.7%
0.4%
Q2 25
0.9%
0.5%
Q1 25
0.4%
0.1%
Q4 24
0.5%
2.6%
Q3 24
2.2%
1.5%
Q2 24
0.1%
1.1%
Q1 24
2.1%
0.7%
Cash Conversion
INGN
INGN
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.

Revenue Breakdown by Segment

INGN
INGN

Other$36.1M53%
Non Us$32.5M47%

NSSC
NSSC

Segment breakdown not available.

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