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ZeroStack Corp.

ZSTK Clue Score42
United States Fiscal year ends December CIK 0001790169
$4.62 -0.43% Close, 9 Oct 2026
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Price $4.62 −11.32% Close, 9 Oct 2026

Closing prices at the end of each trading day, from 11 May 2021. Not a live quote. Adjusted for share splits, so the line has no step at a split; dividends are not added back.

Revenue and profit

What the business sells, and what is left of it. Point at a year for the detail.
RevenueOperating incomeNet income
Fiscal year 2019Fiscal year 2020Revenue0.1Net income−14.3Fiscal year 2021Revenue9.0 +8,371.7%Operating income−19.0Net income−21.4Fiscal year 2022Revenue33.4 +271.9%Operating income−47.2Net income−52.4EPS, diluted−13.68Fiscal year 2023Revenue76.1 +127.8%Operating income−50.4Net income−57.0EPS, diluted−7.75Fiscal year 2024Revenue35.9 −52.9%Operating income−8.9Net income−15.9EPS, diluted−50.02Fiscal year 2025Revenue35.7 −0.5%Operating income−154.7EPS, diluted−43.49
FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Revenue n/a 0.1 9.0 33.4 76.1 35.9 35.7
Growth +8,371.7% +271.9% +127.8% −52.9% −0.5%
Operating income n/a n/a −19.0 −47.2 −50.4 −8.9 −154.7
Net income n/a −14.3 −21.4 −52.4 −57.0 −15.9 n/a
Growth
EPS, diluted n/a n/a n/a −13.68 −7.75 −50.02 −43.49

Margins

How much of each dollar of revenue it keeps. Point at a year for the detail.
Gross marginOperating marginNet margin
Fiscal year 2019Fiscal year 2020Gross margin67.0%Net margin−13,522.6%Free cash flow margin−7,944.3%Fiscal year 2021Gross margin27.0%Operating margin−211.6%Net margin−237.9%Free cash flow margin−277.5%Fiscal year 2022Operating margin−141.4%Net margin−156.9%Free cash flow margin−51.6%Fiscal year 2023Operating margin−66.2%Net margin−75.0%Free cash flow margin−11.3%Fiscal year 2024Operating margin−24.9%Net margin−44.4%Free cash flow margin−14.4%Fiscal year 2025Operating margin−433.5%Free cash flow margin−24.7%
FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Gross margin n/a 67.0% 27.0% n/a n/a n/a n/a
Operating margin n/a n/a −211.6% −141.4% −66.2% −24.9% −433.5%
Net margin n/a −13,522.6% −237.9% −156.9% −75.0% −44.4% n/a
Free cash flow margin n/a −7,944.3% −277.5% −51.6% −11.3% −14.4% −24.7%

Cash flow

The cash the business makes, what it reinvests, and what it hands back. Point at a year for the detail.
Operating cash flowCapital expenditureFree cash flow
Fiscal year 2019Fiscal year 2020Operating cash flow−8.4Capital expenditure0.0Free cash flow−8.4Fiscal year 2021Operating cash flow−20.9Capital expenditure−4.0Free cash flow−24.9Buybacks0.0Fiscal year 2022Operating cash flow−15.9Capital expenditure−1.3Free cash flow−17.2Buybacks−0.3Fiscal year 2023Operating cash flow−8.4Capital expenditure−0.2Free cash flow−8.6Buybacks0.0Fiscal year 2024Operating cash flow−5.0Capital expenditure−0.1Free cash flow−5.2Fiscal year 2025Operating cash flow−8.7Capital expenditure−0.1Free cash flow−8.8
FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Operating cash flow n/a −8.4 −20.9 −15.9 −8.4 −5.0 −8.7
Capital expenditure n/a 0.0 −4.0 −1.3 −0.2 −0.1 −0.1
Free cash flow n/a −8.4 −24.9 −17.2 −8.6 −5.2 −8.8
Growth
Buybacks n/a n/a 0.0 −0.3 0.0 n/a n/a

Balance sheet

What it holds against what it owes, at each year end. Point at a year for the detail.
CashTotal debt
Fiscal year 2019Cash0.1Shareholders’ equity−1.3Fiscal year 2020Cash15.5Total debt0.3Net cash (debt)15.3Shareholders’ equity16.3Debt to equity0.02Fiscal year 2021Cash37.6Total debt0.0Net cash (debt)37.6Shareholders’ equity77.2Debt to equity0.00Fiscal year 2022Cash8.9Total debt1.1Net cash (debt)7.8Shareholders’ equity56.8Debt to equity0.02Fiscal year 2023Cash4.4Total debt1.9Net cash (debt)2.4Shareholders’ equity6.4Debt to equity0.30Fiscal year 2024Cash5.2Total debt2.1Net cash (debt)3.1Shareholders’ equity4.5Debt to equity0.46Fiscal year 2025Cash5.6Total debt53.5Net cash (debt)−47.9Shareholders’ equity70.6Debt to equity0.76
FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Cash 0.1 15.5 37.6 8.9 4.4 5.2 5.6
Total debt n/a 0.3 0.0 1.1 1.9 2.1 53.5
Net cash (debt) n/a 15.3 37.6 7.8 2.4 3.1 −47.9
Shareholders’ equity −1.3 16.3 77.2 56.8 6.4 4.5 70.6
Debt to equity n/a 0.02 0.00 0.02 0.30 0.46 0.76

In millions of USD, except per-share figures and ratios. Fiscal years, as last filed with the SEC.

Financial statements FY2025 · 10-K

Ratios

Percentages worked out from the filed figures; debt to equity in times. Fiscal years ending December, each column as last filed with the SEC.
Click a line to chart it
Fiscal year FY2019 31 Dec 2019 FY2020 31 Dec 2020 FY2021 31 Dec 2021 FY2022 31 Dec 2022 FY2023 31 Dec 2023 FY2024 31 Dec 2024 FY2025 31 Dec 2025
Margins
n/a 67.0% 27.0% n/a n/a n/a n/a
n/a n/a −211.6% −141.4% −66.2% −24.9% −433.5%
n/a −13,522.6% −239.0% −144.0% −63.5% −26.0% −323.3%
n/a −13,522.6% −237.9% −156.9% −75.0% −44.4% n/a
n/a −7,944.3% −277.5% −51.6% −11.3% −14.4% −24.7%
Spending
n/a 73.6% 1.5% n/a n/a n/a n/a
n/a 1,320.8% 50.2% 9.8% 2.2% 5.4% 3.9%
n/a 0.0% 44.4% 3.9% 0.2% 0.4% 0.4%
Returns
n/a −88.2% −27.7% −92.2% −890.6% −352.7% n/a
n/a −73.7% −25.0% n/a n/a n/a n/a
Balance and payout
n/a 0.02 0.00 0.02 0.30 0.46 0.76
n/a 16.5% 10.0% n/a n/a n/a n/a