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Side-by-side financial comparison of AIR INDUSTRIES GROUP (AIRI) and LIGHTPATH TECHNOLOGIES INC (LPTH). Click either name above to swap in a different company.

LIGHTPATH TECHNOLOGIES INC is the larger business by last-quarter revenue ($16.4M vs $12.8M, roughly 1.3× AIR INDUSTRIES GROUP). AIR INDUSTRIES GROUP runs the higher net margin — 1.2% vs -57.5%, a 58.7% gap on every dollar of revenue. On growth, LIGHTPATH TECHNOLOGIES INC posted the faster year-over-year revenue change (120.2% vs -14.1%). LIGHTPATH TECHNOLOGIES INC produced more free cash flow last quarter ($2.0M vs $-902.0K). Over the past eight quarters, LIGHTPATH TECHNOLOGIES INC's revenue compounded faster (45.7% CAGR vs -4.5%).

Mitsubishi Heavy Industries, Ltd. is a Japanese multinational engineering, electrical equipment and electronics corporation headquartered in Tokyo, Japan. MHI is one of the core companies of the Mitsubishi Group and its automobile division is the predecessor of Mitsubishi Motors.

LightPath Technologies Inc designs, manufactures and distributes high-precision optical components and assemblies, including aspheric lenses, infrared optics, and fiber optic products. It serves global clients across industrial automation, aerospace, defense, medical imaging, and telecommunications sectors.

AIRI vs LPTH — Head-to-Head

Bigger by revenue
LPTH
LPTH
1.3× larger
LPTH
$16.4M
$12.8M
AIRI
Growing faster (revenue YoY)
LPTH
LPTH
+134.3% gap
LPTH
120.2%
-14.1%
AIRI
Higher net margin
AIRI
AIRI
58.7% more per $
AIRI
1.2%
-57.5%
LPTH
More free cash flow
LPTH
LPTH
$2.9M more FCF
LPTH
$2.0M
$-902.0K
AIRI
Faster 2-yr revenue CAGR
LPTH
LPTH
Annualised
LPTH
45.7%
-4.5%
AIRI

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
AIRI
AIRI
LPTH
LPTH
Revenue
$12.8M
$16.4M
Net Profit
$149.0K
$-9.4M
Gross Margin
14.3%
36.8%
Operating Margin
0.7%
-52.6%
Net Margin
1.2%
-57.5%
Revenue YoY
-14.1%
120.2%
Net Profit YoY
126.9%
-260.1%
EPS (diluted)
$0.08
$-0.20

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
AIRI
AIRI
LPTH
LPTH
Q4 25
$12.8M
$16.4M
Q3 25
$10.3M
$15.1M
Q2 25
$12.7M
$12.2M
Q1 25
$12.1M
$9.2M
Q4 24
$14.9M
$7.4M
Q3 24
$12.6M
$8.4M
Q2 24
$13.6M
$8.6M
Q1 24
$14.1M
$7.7M
Net Profit
AIRI
AIRI
LPTH
LPTH
Q4 25
$149.0K
$-9.4M
Q3 25
$-44.0K
$-2.9M
Q2 25
$-422.0K
$-7.1M
Q1 25
$-988.0K
$-3.6M
Q4 24
$-554.0K
$-2.6M
Q3 24
$-404.0K
$-1.6M
Q2 24
$298.0K
$-2.4M
Q1 24
$-706.0K
$-2.6M
Gross Margin
AIRI
AIRI
LPTH
LPTH
Q4 25
14.3%
36.8%
Q3 25
22.3%
29.8%
Q2 25
16.0%
22.0%
Q1 25
16.8%
29.1%
Q4 24
16.4%
26.0%
Q3 24
15.5%
33.9%
Q2 24
19.5%
29.2%
Q1 24
13.6%
20.9%
Operating Margin
AIRI
AIRI
LPTH
LPTH
Q4 25
0.7%
-52.6%
Q3 25
3.1%
-16.6%
Q2 25
0.1%
-38.0%
Q1 25
-6.1%
-36.3%
Q4 24
-0.7%
-33.5%
Q3 24
0.5%
-16.4%
Q2 24
5.5%
-25.6%
Q1 24
-1.8%
-33.6%
Net Margin
AIRI
AIRI
LPTH
LPTH
Q4 25
1.2%
-57.5%
Q3 25
-0.4%
-19.2%
Q2 25
-3.3%
-57.8%
Q1 25
-8.1%
-39.1%
Q4 24
-3.7%
-35.2%
Q3 24
-3.2%
-19.3%
Q2 24
2.2%
-27.3%
Q1 24
-5.0%
-33.7%
EPS (diluted)
AIRI
AIRI
LPTH
LPTH
Q4 25
$0.08
$-0.20
Q3 25
$-0.01
$-0.07
Q2 25
$-0.11
$0.19
Q1 25
$-0.27
$-0.44
Q4 24
$-0.16
$-0.07
Q3 24
$-0.12
$-0.04
Q2 24
$0.08
$-0.15
Q1 24
$-0.21
$-0.07

Balance Sheet & Financial Strength

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

Metric
AIRI
AIRI
LPTH
LPTH
Cash + ST InvestmentsLiquidity on hand
$73.6M
Total DebtLower is stronger
$5.9M
Stockholders' EquityBook value
$19.2M
$77.9M
Total Assets
$58.3M
$148.6M
Debt / EquityLower = less leverage
0.30×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AIRI
AIRI
LPTH
LPTH
Q4 25
$73.6M
Q3 25
Q2 25
$4.9M
Q1 25
Q4 24
Q3 24
$186.0K
Q2 24
Q1 24
$225.0K
Total Debt
AIRI
AIRI
LPTH
LPTH
Q4 25
$5.9M
Q3 25
Q2 25
$6.4M
Q1 25
$6.6M
Q4 24
$5.2M
Q3 24
$5.4M
Q2 24
$535.0K
Q1 24
$4.9M
$599.4K
Stockholders' Equity
AIRI
AIRI
LPTH
LPTH
Q4 25
$19.2M
$77.9M
Q3 25
$18.8M
$21.4M
Q2 25
$15.3M
$15.6M
Q1 25
$15.3M
$15.7M
Q4 24
$14.9M
$26.7M
Q3 24
$14.7M
$29.4M
Q2 24
$14.9M
$30.2M
Q1 24
$14.5M
$31.7M
Total Assets
AIRI
AIRI
LPTH
LPTH
Q4 25
$58.3M
$148.6M
Q3 25
$58.0M
$87.3M
Q2 25
$50.4M
$81.5M
Q1 25
$48.4M
$81.4M
Q4 24
$51.0M
$45.8M
Q3 24
$50.4M
$48.4M
Q2 24
$48.1M
Q1 24
$50.3M
$49.7M
Debt / Equity
AIRI
AIRI
LPTH
LPTH
Q4 25
0.30×
Q3 25
Q2 25
0.42×
Q1 25
0.43×
Q4 24
0.35×
Q3 24
0.37×
Q2 24
0.02×
Q1 24
0.33×
0.02×

Cash Flow & Capital Efficiency

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

Metric
AIRI
AIRI
LPTH
LPTH
Operating Cash FlowLast quarter
$-598.0K
$2.8M
Free Cash FlowOCF − Capex
$-902.0K
$2.0M
FCF MarginFCF / Revenue
-7.0%
12.0%
Capex IntensityCapex / Revenue
2.4%
5.3%
Cash ConversionOCF / Net Profit
-4.01×
TTM Free Cash FlowTrailing 4 quarters
$-4.7M
$-6.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AIRI
AIRI
LPTH
LPTH
Q4 25
$-598.0K
$2.8M
Q3 25
$-2.6M
$-1.1M
Q2 25
$345.0K
$-2.6M
Q1 25
$1.5M
$-3.2M
Q4 24
$-184.0K
$-737.4K
Q3 24
$174.0K
$-1.7M
Q2 24
$566.0K
$64.7K
Q1 24
$-232.0K
$-394.2K
Free Cash Flow
AIRI
AIRI
LPTH
LPTH
Q4 25
$-902.0K
$2.0M
Q3 25
$-3.5M
$-1.2M
Q2 25
$-551.0K
$-3.3M
Q1 25
$308.0K
$-3.7M
Q4 24
$-985.0K
$-817.8K
Q3 24
$-95.0K
$-1.8M
Q2 24
$-554.0K
$-225.5K
Q1 24
$-343.0K
$-802.5K
FCF Margin
AIRI
AIRI
LPTH
LPTH
Q4 25
-7.0%
12.0%
Q3 25
-34.2%
-8.1%
Q2 25
-4.4%
-27.3%
Q1 25
2.5%
-40.0%
Q4 24
-6.6%
-11.0%
Q3 24
-0.8%
-21.2%
Q2 24
-4.1%
-2.6%
Q1 24
-2.4%
-10.4%
Capex Intensity
AIRI
AIRI
LPTH
LPTH
Q4 25
2.4%
5.3%
Q3 25
8.8%
0.5%
Q2 25
7.1%
5.6%
Q1 25
10.0%
4.6%
Q4 24
5.4%
1.1%
Q3 24
2.1%
0.9%
Q2 24
8.3%
3.4%
Q1 24
0.8%
5.3%
Cash Conversion
AIRI
AIRI
LPTH
LPTH
Q4 25
-4.01×
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
1.90×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

AIRI
AIRI

Military$7.4M58%
Other$5.4M42%

LPTH
LPTH

Other$7.9M48%
Infrared Components$5.0M31%
Visible Components$3.4M21%

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