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Side-by-side financial comparison of AIRGAIN INC (AIRG) and ESPEY MFG & ELECTRONICS CORP (ESP). Click either name above to swap in a different company.

ESPEY MFG & ELECTRONICS CORP is the larger business by last-quarter revenue ($12.1M vs $12.1M, roughly 1.0× AIRGAIN INC). ESPEY MFG & ELECTRONICS CORP runs the higher net margin — 23.1% vs -20.1%, a 43.2% gap on every dollar of revenue. On growth, ESPEY MFG & ELECTRONICS CORP posted the faster year-over-year revenue change (-10.8% vs -19.6%). AIRGAIN INC produced more free cash flow last quarter ($93.0K vs $-4.1M). Over the past eight quarters, ESPEY MFG & ELECTRONICS CORP's revenue compounded faster (21.3% CAGR vs -7.7%).

Airgain Inc is a leading provider of high-performance wireless connectivity solutions, including advanced antenna products, embedded radio modules, and custom connectivity systems. It serves core market segments such as IoT, automotive, smart home, enterprise networking, and telecommunications, delivering reliable high-speed wireless performance for various connected device use cases.

ESPEY MFG & ELECTRONICS CORP is a US-based manufacturer specializing in high-reliability power supplies, power conversion systems and specialized electronic components. It serves aerospace, defense, industrial and transportation sectors, delivering custom solutions for harsh environments to OEMs and government contractors across North America and select global markets.

AIRG vs ESP — Head-to-Head

Bigger by revenue
ESP
ESP
1.0× larger
ESP
$12.1M
$12.1M
AIRG
Growing faster (revenue YoY)
ESP
ESP
+8.8% gap
ESP
-10.8%
-19.6%
AIRG
Higher net margin
ESP
ESP
43.2% more per $
ESP
23.1%
-20.1%
AIRG
More free cash flow
AIRG
AIRG
$4.2M more FCF
AIRG
$93.0K
$-4.1M
ESP
Faster 2-yr revenue CAGR
ESP
ESP
Annualised
ESP
21.3%
-7.7%
AIRG

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
AIRG
AIRG
ESP
ESP
Revenue
$12.1M
$12.1M
Net Profit
$-2.4M
$2.8M
Gross Margin
44.8%
34.7%
Operating Margin
-20.0%
25.3%
Net Margin
-20.1%
23.1%
Revenue YoY
-19.6%
-10.8%
Net Profit YoY
-24.4%
47.0%
EPS (diluted)
$-0.21
$0.99

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
AIRG
AIRG
ESP
ESP
Q4 25
$12.1M
$12.1M
Q3 25
$14.0M
$9.1M
Q2 25
$13.6M
$9.6M
Q1 25
$12.0M
$10.3M
Q4 24
$15.1M
$13.6M
Q3 24
$16.1M
$10.4M
Q2 24
$15.2M
$11.6M
Q1 24
$14.2M
$8.3M
Net Profit
AIRG
AIRG
ESP
ESP
Q4 25
$-2.4M
$2.8M
Q3 25
$-964.0K
$2.2M
Q2 25
$-1.5M
$2.9M
Q1 25
$-1.5M
$1.7M
Q4 24
$-2.0M
$1.9M
Q3 24
$-1.8M
$1.6M
Q2 24
$-2.5M
$1.9M
Q1 24
$-2.5M
$1.0M
Gross Margin
AIRG
AIRG
ESP
ESP
Q4 25
44.8%
34.7%
Q3 25
43.6%
35.4%
Q2 25
42.9%
39.3%
Q1 25
43.0%
28.6%
Q4 24
42.2%
23.2%
Q3 24
41.7%
26.8%
Q2 24
40.5%
27.6%
Q1 24
39.2%
25.0%
Operating Margin
AIRG
AIRG
ESP
ESP
Q4 25
-20.0%
25.3%
Q3 25
-6.9%
22.7%
Q2 25
-14.7%
27.4%
Q1 25
-25.8%
17.0%
Q4 24
-13.1%
14.9%
Q3 24
-11.3%
16.5%
Q2 24
-16.5%
18.4%
Q1 24
-18.5%
13.2%
Net Margin
AIRG
AIRG
ESP
ESP
Q4 25
-20.1%
23.1%
Q3 25
-6.9%
23.9%
Q2 25
-10.8%
30.6%
Q1 25
-12.9%
16.5%
Q4 24
-13.0%
14.0%
Q3 24
-10.9%
15.3%
Q2 24
-16.6%
16.3%
Q1 24
-17.3%
12.5%
EPS (diluted)
AIRG
AIRG
ESP
ESP
Q4 25
$-0.21
$0.99
Q3 25
$-0.08
$0.76
Q2 25
$-0.12
$1.07
Q1 25
$-0.13
$0.63
Q4 24
$-0.17
$0.71
Q3 24
$-0.16
$0.61
Q2 24
$-0.23
$0.73
Q1 24
$-0.23
$0.40

Balance Sheet & Financial Strength

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

Metric
AIRG
AIRG
ESP
ESP
Cash + ST InvestmentsLiquidity on hand
$7.4M
$17.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$28.3M
$53.2M
Total Assets
$45.3M
$85.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AIRG
AIRG
ESP
ESP
Q4 25
$7.4M
$17.8M
Q3 25
$7.1M
$22.2M
Q2 25
$7.7M
$18.9M
Q1 25
$7.4M
$13.9M
Q4 24
$8.5M
$8.0M
Q3 24
$7.3M
$4.8M
Q2 24
$8.4M
$4.4M
Q1 24
$7.2M
$5.6M
Stockholders' Equity
AIRG
AIRG
ESP
ESP
Q4 25
$28.3M
$53.2M
Q3 25
$29.7M
$51.0M
Q2 25
$29.8M
$50.8M
Q1 25
$30.3M
$46.3M
Q4 24
$31.0M
$44.8M
Q3 24
$30.8M
$42.5M
Q2 24
$31.6M
$41.3M
Q1 24
$30.5M
$39.3M
Total Assets
AIRG
AIRG
ESP
ESP
Q4 25
$45.3M
$85.2M
Q3 25
$45.5M
$84.8M
Q2 25
$45.5M
$79.1M
Q1 25
$46.1M
$72.8M
Q4 24
$48.4M
$60.2M
Q3 24
$43.3M
$57.6M
Q2 24
$42.4M
$56.5M
Q1 24
$42.8M
$53.1M

Cash Flow & Capital Efficiency

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

Metric
AIRG
AIRG
ESP
ESP
Operating Cash FlowLast quarter
$194.0K
$-2.8M
Free Cash FlowOCF − Capex
$93.0K
$-4.1M
FCF MarginFCF / Revenue
0.8%
-34.1%
Capex IntensityCapex / Revenue
0.8%
10.9%
Cash ConversionOCF / Net Profit
-1.00×
TTM Free Cash FlowTrailing 4 quarters
$-1.3M
$11.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AIRG
AIRG
ESP
ESP
Q4 25
$194.0K
$-2.8M
Q3 25
$-411.0K
$5.7M
Q2 25
$129.0K
$2.8M
Q1 25
$-1.0M
$11.5M
Q4 24
$-26.0K
$5.4M
Q3 24
$-1.2M
$1.4M
Q2 24
$-1.2M
$3.2M
Q1 24
$-1.1M
$1.4M
Free Cash Flow
AIRG
AIRG
ESP
ESP
Q4 25
$93.0K
$-4.1M
Q3 25
$-418.0K
$4.4M
Q2 25
$113.0K
$915.3K
Q1 25
$-1.1M
$10.5M
Q4 24
$-27.0K
$4.5M
Q3 24
$-1.2M
$724.8K
Q2 24
$-1.3M
$2.6M
Q1 24
$-1.2M
$379.1K
FCF Margin
AIRG
AIRG
ESP
ESP
Q4 25
0.8%
-34.1%
Q3 25
-3.0%
48.7%
Q2 25
0.8%
9.5%
Q1 25
-8.9%
101.8%
Q4 24
-0.2%
33.0%
Q3 24
-7.5%
6.9%
Q2 24
-8.5%
22.2%
Q1 24
-8.3%
4.6%
Capex Intensity
AIRG
AIRG
ESP
ESP
Q4 25
0.8%
10.9%
Q3 25
0.0%
14.2%
Q2 25
0.1%
19.3%
Q1 25
0.3%
9.3%
Q4 24
0.0%
6.5%
Q3 24
0.2%
6.4%
Q2 24
0.6%
5.7%
Q1 24
0.4%
12.5%
Cash Conversion
AIRG
AIRG
ESP
ESP
Q4 25
-1.00×
Q3 25
2.64×
Q2 25
0.95×
Q1 25
6.72×
Q4 24
2.82×
Q3 24
0.87×
Q2 24
1.71×
Q1 24
1.37×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AIRG
AIRG

Transferred At Point In Time$11.3M93%
Other$803.0K7%

ESP
ESP

ASC606$11.3M93%
Other$855.0K7%

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