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

AXT INC is the larger business by last-quarter revenue ($23.0M vs $16.4M, roughly 1.4× LIGHTPATH TECHNOLOGIES INC). AXT INC runs the higher net margin — -15.4% vs -57.5%, a 42.1% gap on every dollar of revenue. On growth, LIGHTPATH TECHNOLOGIES INC posted the faster year-over-year revenue change (120.2% vs -8.2%). LIGHTPATH TECHNOLOGIES INC produced more free cash flow last quarter ($2.0M vs $1.3M). Over the past eight quarters, LIGHTPATH TECHNOLOGIES INC's revenue compounded faster (45.7% CAGR vs 0.8%).

AXT Inc designs, manufactures and sells high-performance compound semiconductor substrates, including gallium arsenide, indium phosphide and germanium wafers. Its products power optoelectronic and radio frequency devices for global communications, consumer electronics and industrial end markets.

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.

AXTI vs LPTH — Head-to-Head

Bigger by revenue
AXTI
AXTI
1.4× larger
AXTI
$23.0M
$16.4M
LPTH
Growing faster (revenue YoY)
LPTH
LPTH
+128.5% gap
LPTH
120.2%
-8.2%
AXTI
Higher net margin
AXTI
AXTI
42.1% more per $
AXTI
-15.4%
-57.5%
LPTH
More free cash flow
LPTH
LPTH
$696.9K more FCF
LPTH
$2.0M
$1.3M
AXTI
Faster 2-yr revenue CAGR
LPTH
LPTH
Annualised
LPTH
45.7%
0.8%
AXTI

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
AXTI
AXTI
LPTH
LPTH
Revenue
$23.0M
$16.4M
Net Profit
$-3.5M
$-9.4M
Gross Margin
20.9%
36.8%
Operating Margin
-16.6%
-52.6%
Net Margin
-15.4%
-57.5%
Revenue YoY
-8.2%
120.2%
Net Profit YoY
30.3%
-260.1%
EPS (diluted)
$-0.09
$-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
AXTI
AXTI
LPTH
LPTH
Q4 25
$23.0M
$16.4M
Q3 25
$28.0M
$15.1M
Q2 25
$18.0M
$12.2M
Q1 25
$19.4M
$9.2M
Q4 24
$25.1M
$7.4M
Q3 24
$23.6M
$8.4M
Q2 24
$27.9M
$8.6M
Q1 24
$22.7M
$7.7M
Net Profit
AXTI
AXTI
LPTH
LPTH
Q4 25
$-3.5M
$-9.4M
Q3 25
$-1.9M
$-2.9M
Q2 25
$-7.0M
$-7.1M
Q1 25
$-8.8M
$-3.6M
Q4 24
$-5.1M
$-2.6M
Q3 24
$-2.9M
$-1.6M
Q2 24
$-1.5M
$-2.4M
Q1 24
$-2.1M
$-2.6M
Gross Margin
AXTI
AXTI
LPTH
LPTH
Q4 25
20.9%
36.8%
Q3 25
22.3%
29.8%
Q2 25
8.0%
22.0%
Q1 25
-6.4%
29.1%
Q4 24
17.6%
26.0%
Q3 24
24.0%
33.9%
Q2 24
27.4%
29.2%
Q1 24
26.9%
20.9%
Operating Margin
AXTI
AXTI
LPTH
LPTH
Q4 25
-16.6%
-52.6%
Q3 25
-4.0%
-16.6%
Q2 25
-37.5%
-38.0%
Q1 25
-53.1%
-36.3%
Q4 24
-24.6%
-33.5%
Q3 24
-14.4%
-16.4%
Q2 24
-6.8%
-25.6%
Q1 24
-14.8%
-33.6%
Net Margin
AXTI
AXTI
LPTH
LPTH
Q4 25
-15.4%
-57.5%
Q3 25
-6.8%
-19.2%
Q2 25
-39.0%
-57.8%
Q1 25
-45.5%
-39.1%
Q4 24
-20.3%
-35.2%
Q3 24
-12.4%
-19.3%
Q2 24
-5.4%
-27.3%
Q1 24
-9.2%
-33.7%
EPS (diluted)
AXTI
AXTI
LPTH
LPTH
Q4 25
$-0.09
$-0.20
Q3 25
$-0.04
$-0.07
Q2 25
$-0.16
$0.19
Q1 25
$-0.20
$-0.44
Q4 24
$-0.11
$-0.07
Q3 24
$-0.07
$-0.04
Q2 24
$-0.04
$-0.15
Q1 24
$-0.05
$-0.07

Balance Sheet & Financial Strength

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

Metric
AXTI
AXTI
LPTH
LPTH
Cash + ST InvestmentsLiquidity on hand
$120.3M
$73.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$273.3M
$77.9M
Total Assets
$433.8M
$148.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AXTI
AXTI
LPTH
LPTH
Q4 25
$120.3M
$73.6M
Q3 25
$23.1M
Q2 25
$27.0M
$4.9M
Q1 25
$31.6M
Q4 24
$22.8M
Q3 24
$24.9M
Q2 24
$29.5M
Q1 24
$27.5M
Total Debt
AXTI
AXTI
LPTH
LPTH
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
$535.0K
Q1 24
$599.4K
Stockholders' Equity
AXTI
AXTI
LPTH
LPTH
Q4 25
$273.3M
$77.9M
Q3 25
$179.1M
$21.4M
Q2 25
$179.7M
$15.6M
Q1 25
$185.0M
$15.7M
Q4 24
$192.8M
$26.7M
Q3 24
$200.7M
$29.4M
Q2 24
$199.7M
$30.2M
Q1 24
$201.1M
$31.7M
Total Assets
AXTI
AXTI
LPTH
LPTH
Q4 25
$433.8M
$148.6M
Q3 25
$334.0M
$87.3M
Q2 25
$329.0M
$81.5M
Q1 25
$333.5M
$81.4M
Q4 24
$339.3M
$45.8M
Q3 24
$355.6M
$48.4M
Q2 24
$349.4M
$48.1M
Q1 24
$349.0M
$49.7M
Debt / Equity
AXTI
AXTI
LPTH
LPTH
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
0.02×
Q1 24
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
AXTI
AXTI
LPTH
LPTH
Operating Cash FlowLast quarter
$4.3M
$2.8M
Free Cash FlowOCF − Capex
$1.3M
$2.0M
FCF MarginFCF / Revenue
5.5%
12.0%
Capex IntensityCapex / Revenue
13.2%
5.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-18.8M
$-6.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AXTI
AXTI
LPTH
LPTH
Q4 25
$4.3M
$2.8M
Q3 25
$-9.2M
$-1.1M
Q2 25
$-4.6M
$-2.6M
Q1 25
$-3.3M
$-3.2M
Q4 24
$1.3M
$-737.4K
Q3 24
$-5.4M
$-1.7M
Q2 24
$843.0K
$64.7K
Q1 24
$-8.8M
$-394.2K
Free Cash Flow
AXTI
AXTI
LPTH
LPTH
Q4 25
$1.3M
$2.0M
Q3 25
$-11.3M
$-1.2M
Q2 25
$-4.9M
$-3.3M
Q1 25
$-3.9M
$-3.7M
Q4 24
$1.1M
$-817.8K
Q3 24
$-6.4M
$-1.8M
Q2 24
$572.0K
$-225.5K
Q1 24
$-13.2M
$-802.5K
FCF Margin
AXTI
AXTI
LPTH
LPTH
Q4 25
5.5%
12.0%
Q3 25
-40.5%
-8.1%
Q2 25
-27.0%
-27.3%
Q1 25
-19.9%
-40.0%
Q4 24
4.4%
-11.0%
Q3 24
-26.9%
-21.2%
Q2 24
2.0%
-2.6%
Q1 24
-58.2%
-10.4%
Capex Intensity
AXTI
AXTI
LPTH
LPTH
Q4 25
13.2%
5.3%
Q3 25
7.8%
0.5%
Q2 25
1.6%
5.6%
Q1 25
2.6%
4.6%
Q4 24
0.7%
1.1%
Q3 24
4.0%
0.9%
Q2 24
1.0%
3.4%
Q1 24
19.4%
5.3%

Financial Flow Comparison

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

Revenue Breakdown by Segment

AXTI
AXTI

Substrates$15.3M66%
Five Minority Investments$7.8M34%

LPTH
LPTH

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

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