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

DELCATH SYSTEMS, INC. is the larger business by last-quarter revenue ($20.7M vs $16.4M, roughly 1.3× LIGHTPATH TECHNOLOGIES INC). DELCATH SYSTEMS, INC. runs the higher net margin — -9.1% vs -57.5%, a 48.4% gap on every dollar of revenue. On growth, LIGHTPATH TECHNOLOGIES INC posted the faster year-over-year revenue change (120.2% vs 37.3%). DELCATH SYSTEMS, INC. produced more free cash flow last quarter ($7.7M vs $2.0M). Over the past eight quarters, DELCATH SYSTEMS, INC.'s revenue compounded faster (157.0% CAGR vs 45.7%).

Delcath Systems, Inc. is a publicly traded specialty pharmaceutical and medical device company, that develops percutaneous perfusion technologies for the targeted administration of high-dose chemotherapeutic agents to specific organs or regions of the body. Based in Queensbury, New York, the company has an intellectual property portfolio consisting of 28 patents worldwide. Delcath's Percutaneous Hepatic Perfusion (PHP) is currently undergoing Phase II and Phase III trials against tumors in th...

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.

DCTH vs LPTH — Head-to-Head

Bigger by revenue
DCTH
DCTH
1.3× larger
DCTH
$20.7M
$16.4M
LPTH
Growing faster (revenue YoY)
LPTH
LPTH
+83.0% gap
LPTH
120.2%
37.3%
DCTH
Higher net margin
DCTH
DCTH
48.4% more per $
DCTH
-9.1%
-57.5%
LPTH
More free cash flow
DCTH
DCTH
$5.7M more FCF
DCTH
$7.7M
$2.0M
LPTH
Faster 2-yr revenue CAGR
DCTH
DCTH
Annualised
DCTH
157.0%
45.7%
LPTH

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
DCTH
DCTH
LPTH
LPTH
Revenue
$20.7M
$16.4M
Net Profit
$-1.9M
$-9.4M
Gross Margin
85.5%
36.8%
Operating Margin
-10.5%
-52.6%
Net Margin
-9.1%
-57.5%
Revenue YoY
37.3%
120.2%
Net Profit YoY
44.2%
-260.1%
EPS (diluted)
$-0.05
$-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
DCTH
DCTH
LPTH
LPTH
Q4 25
$20.7M
$16.4M
Q3 25
$20.6M
$15.1M
Q2 25
$24.2M
$12.2M
Q1 25
$19.8M
$9.2M
Q4 24
$15.1M
$7.4M
Q3 24
$11.2M
$8.4M
Q2 24
$7.8M
$8.6M
Q1 24
$3.1M
$7.7M
Net Profit
DCTH
DCTH
LPTH
LPTH
Q4 25
$-1.9M
$-9.4M
Q3 25
$830.0K
$-2.9M
Q2 25
$2.7M
$-7.1M
Q1 25
$1.1M
$-3.6M
Q4 24
$-3.4M
$-2.6M
Q3 24
$1.9M
$-1.6M
Q2 24
$-13.7M
$-2.4M
Q1 24
$-11.1M
$-2.6M
Gross Margin
DCTH
DCTH
LPTH
LPTH
Q4 25
85.5%
36.8%
Q3 25
87.2%
29.8%
Q2 25
86.3%
22.0%
Q1 25
85.6%
29.1%
Q4 24
85.9%
26.0%
Q3 24
85.4%
33.9%
Q2 24
80.4%
29.2%
Q1 24
71.2%
20.9%
Operating Margin
DCTH
DCTH
LPTH
LPTH
Q4 25
-10.5%
-52.6%
Q3 25
-1.9%
-16.6%
Q2 25
10.7%
-38.0%
Q1 25
3.2%
-36.3%
Q4 24
20.1%
-33.5%
Q3 24
-11.2%
-16.4%
Q2 24
-50.4%
-25.6%
Q1 24
-327.4%
-33.6%
Net Margin
DCTH
DCTH
LPTH
LPTH
Q4 25
-9.1%
-57.5%
Q3 25
4.0%
-19.2%
Q2 25
11.2%
-57.8%
Q1 25
5.4%
-39.1%
Q4 24
-22.5%
-35.2%
Q3 24
16.6%
-19.3%
Q2 24
-176.9%
-27.3%
Q1 24
-354.0%
-33.7%
EPS (diluted)
DCTH
DCTH
LPTH
LPTH
Q4 25
$-0.05
$-0.20
Q3 25
$0.02
$-0.07
Q2 25
$0.07
$0.19
Q1 25
$0.03
$-0.44
Q4 24
$-0.06
$-0.07
Q3 24
$0.06
$-0.04
Q2 24
$-0.48
$-0.15
Q1 24
$-0.45
$-0.07

Balance Sheet & Financial Strength

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

Metric
DCTH
DCTH
LPTH
LPTH
Cash + ST InvestmentsLiquidity on hand
$43.5M
$73.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$111.2M
$77.9M
Total Assets
$123.6M
$148.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DCTH
DCTH
LPTH
LPTH
Q4 25
$43.5M
$73.6M
Q3 25
$41.8M
Q2 25
$34.4M
$4.9M
Q1 25
$12.8M
Q4 24
$32.4M
Q3 24
$8.3M
Q2 24
$14.8M
Q1 24
$11.8M
Total Debt
DCTH
DCTH
LPTH
LPTH
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$0
Q3 24
$2.0M
Q2 24
$4.5M
$535.0K
Q1 24
$7.4M
$599.4K
Stockholders' Equity
DCTH
DCTH
LPTH
LPTH
Q4 25
$111.2M
$77.9M
Q3 25
$114.8M
$21.4M
Q2 25
$105.0M
$15.6M
Q1 25
$80.2M
$15.7M
Q4 24
$68.7M
$26.7M
Q3 24
$8.6M
$29.4M
Q2 24
$4.2M
$30.2M
Q1 24
$14.6M
$31.7M
Total Assets
DCTH
DCTH
LPTH
LPTH
Q4 25
$123.6M
$148.6M
Q3 25
$124.3M
$87.3M
Q2 25
$116.9M
$81.5M
Q1 25
$87.3M
$81.4M
Q4 24
$76.6M
$45.8M
Q3 24
$31.7M
$48.4M
Q2 24
$33.9M
$48.1M
Q1 24
$36.1M
$49.7M
Debt / Equity
DCTH
DCTH
LPTH
LPTH
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.00×
Q3 24
0.23×
Q2 24
1.07×
0.02×
Q1 24
0.50×
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
DCTH
DCTH
LPTH
LPTH
Operating Cash FlowLast quarter
$8.2M
$2.8M
Free Cash FlowOCF − Capex
$7.7M
$2.0M
FCF MarginFCF / Revenue
37.1%
12.0%
Capex IntensityCapex / Revenue
2.7%
5.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$21.0M
$-6.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DCTH
DCTH
LPTH
LPTH
Q4 25
$8.2M
$2.8M
Q3 25
$4.8M
$-1.1M
Q2 25
$7.3M
$-2.6M
Q1 25
$2.2M
$-3.2M
Q4 24
$-1.0M
$-737.4K
Q3 24
$-3.6M
$-1.7M
Q2 24
$-4.5M
$64.7K
Q1 24
$-9.6M
$-394.2K
Free Cash Flow
DCTH
DCTH
LPTH
LPTH
Q4 25
$7.7M
$2.0M
Q3 25
$4.3M
$-1.2M
Q2 25
$6.9M
$-3.3M
Q1 25
$2.1M
$-3.7M
Q4 24
$-1.2M
$-817.8K
Q3 24
$-3.9M
$-1.8M
Q2 24
$-4.6M
$-225.5K
Q1 24
$-9.6M
$-802.5K
FCF Margin
DCTH
DCTH
LPTH
LPTH
Q4 25
37.1%
12.0%
Q3 25
21.0%
-8.1%
Q2 25
28.5%
-27.3%
Q1 25
10.4%
-40.0%
Q4 24
-8.2%
-11.0%
Q3 24
-34.4%
-21.2%
Q2 24
-58.6%
-2.6%
Q1 24
-305.7%
-10.4%
Capex Intensity
DCTH
DCTH
LPTH
LPTH
Q4 25
2.7%
5.3%
Q3 25
2.2%
0.5%
Q2 25
1.6%
5.6%
Q1 25
0.7%
4.6%
Q4 24
1.5%
1.1%
Q3 24
1.9%
0.9%
Q2 24
1.3%
3.4%
Q1 24
0.4%
5.3%
Cash Conversion
DCTH
DCTH
LPTH
LPTH
Q4 25
Q3 25
5.75×
Q2 25
2.70×
Q1 25
2.06×
Q4 24
Q3 24
-1.95×
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

DCTH
DCTH

HEPZATOKIT$19.1M92%
CHEMOSAT$1.7M8%

LPTH
LPTH

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

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