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Side-by-side financial comparison of ASP Isotopes Inc. (ASPI) and Zentek Ltd. (ZTEK). Click either name above to swap in a different company.

ASP Isotopes Inc. is a specialty materials firm focused on developing and producing high-purity custom isotopes. Its products serve key sectors including nuclear medicine, targeted cancer therapies, advanced energy, and industrial research, with customers across North America, Europe and Asia Pacific.

Zentek Ltd. is a Canada-based nanotechnology innovation company that develops, produces and commercializes graphene-based functional materials and solutions. Its core offerings include antimicrobial coatings, high-efficiency air filtration products and advanced protective materials, serving key segments of healthcare, industrial, defense and consumer goods markets across North America and global regions.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ASPI
ASPI
ZTEK
ZTEK
Q4 25
$16.7M
Q3 25
$4.9M
Q2 25
$1.2M
Q1 25
$1.1M
Q4 24
$1.2M
Q3 24
$1.1M
Q2 24
$1.0M
Q1 24
$840.4K
Net Profit
ASPI
ASPI
ZTEK
ZTEK
Q4 25
Q3 25
$-12.9M
Q2 25
$-75.2M
Q1 25
$-8.5M
Q4 24
Q3 24
$-7.4M
Q2 24
$-8.9M
Q1 24
$-7.0M
Gross Margin
ASPI
ASPI
ZTEK
ZTEK
Q4 25
12.5%
Q3 25
8.7%
Q2 25
47.7%
Q1 25
29.7%
Q4 24
50.7%
Q3 24
27.0%
Q2 24
41.2%
Q1 24
33.2%
Operating Margin
ASPI
ASPI
ZTEK
ZTEK
Q4 25
Q3 25
-306.1%
Q2 25
-998.8%
Q1 25
-721.9%
Q4 24
Q3 24
-499.6%
Q2 24
-729.5%
Q1 24
-691.9%
Net Margin
ASPI
ASPI
ZTEK
ZTEK
Q4 25
Q3 25
-263.7%
Q2 25
-6271.7%
Q1 25
-768.1%
Q4 24
Q3 24
-676.2%
Q2 24
-868.8%
Q1 24
-828.8%
EPS (diluted)
ASPI
ASPI
ZTEK
ZTEK
Q4 25
Q3 25
$-0.15
Q2 25
$-1.03
Q1 25
$-0.12
Q4 24
Q3 24
$-0.12
Q2 24
$-0.24
Q1 24
$-0.16

Financial Flow Comparison

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

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