ZKIN Stock Price Chart
Daily OHLCV with technical indicators — pan, zoom, and customize your view
04
range
bars
Bar granularity adapts to the selected period — hover the chart to see open/high/low/close for a bar.
10-Year Performance
Revenue, net income, margins and EPS trends
06
Revenue$71M2017-09-30 → 2025-09-30
EPS$-0.702017-09-30 → 2025-09-30
Free Cash Flow$147.8K2017-09-30 → 2025-09-30
Net margin-5.6%2017-09-30 → 2025-09-30
Valuation & Ratios07–12
Valuation
P/E, P/S, P/B, EV/EBITDA ratios — is the stock expensive or cheap?
Metric
5Y trend
ZKIN
5Y avg
Peer Median
Verdict
P/E
-2.65Y avg ≈-4.9
≈-4.9
·
·
P/S
0.25Y avg ≈0.3
≈0.3
·
·
P/B
0.55Y avg ≈0.7
≈0.7
·
·
EV / EBITDA
-2.35Y avg ≈-6.8
≈-6.8
·
·
Price / FCF
80.55Y avg ≈14.2
≈14.2
·
·
Price / Cash Flow
16.25Y avg ≈-7.0
≈-7.0
·
·
EV / Revenue
0.15Y avg ≈0.3
≈0.3
·
·
EV / FCF
65.55Y avg ≈12.8
≈12.8
·
·
Price / Tangible Book
0.55Y avg ≈0.7
≈0.7
·
·
Peer median is calculated on a standardized basis per metric and may not always match the TTM/MRQ basis shown for this stock.
Profitability
Gross, operating and net margins; ROE, ROA, ROIC
Metric
5Y trend
ZKIN
5Y avg
Peer Median
Verdict
Gross Margin
5.7%5Y avg ≈5.4%
≈5.4%
21.7%
Weak
Operating Margin
-6.0%5Y avg ≈-13.9%
≈-13.9%
·
·
EBITDA Margin
-6.0%5Y avg ≈-13.9%
≈-13.9%
-1.1%
Weak
Pretax Margin
-5.6%5Y avg ≈-15.0%
≈-15.0%
-4.3%
Weak
Net Profit Margin
-5.6%5Y avg ≈-14.5%
≈-14.5%
-3.9%
Weak
ROA
-5.6%5Y avg ≈-17.0%
≈-17.0%
-3.0%
Weak
ROE
-15.1%5Y avg ≈-29.9%
≈-29.9%
-4.2%
Weak
ROIC
-17.3%5Y avg ≈-53.9%
≈-53.9%
·
·
Financial Health
Debt, liquidity, solvency — balance sheet strength
Metric
5Y trend
ZKIN
5Y avg
Peer Median
Verdict
Debt / Equity
0.05Y avg ≈0.0
≈0.0
·
·
Current Ratio
1.45Y avg ≈1.5
≈1.5
2.2
Low liquidity
Quick Ratio
0.85Y avg ≈0.8
≈0.8
1.0
Low liquidity
Growth
Revenue, EPS and net income growth: YoY, 3Y CAGR, 5Y CAGR
No data for this ratio group yet
Not enough fundamentals data to compute this ratio group yet.
Per Share Metrics
EPS, book value per share, cash flow per share, dividend per share
Metric
5Y trend
ZKIN
5Y avg
Peer Median
Verdict
EPS (Diluted)
$-0.705Y avg ≈$-2.48
≈$-2.48
·
·
Revenue / Share
$12.525Y avg ≈$5.42
≈$5.42
·
·
Cash Flow / Share
$0.135Y avg ≈$-0.04
≈$-0.04
·
·
Cash / Share
$0.355Y avg ≈$0.27
≈$0.27
·
·
Capital Efficiency
Asset turnover, inventory turnover, receivables turnover
Metric
5Y trend
ZKIN
5Y avg
Peer Median
Verdict
Asset Turnover
1.05Y avg ≈1.2
≈1.2
0.4
Top tier
Inventory Turnover
5.15Y avg ≈5.2
≈5.2
5.1
Weak
Receivables Turnover
3.15Y avg ≈4.2
≈4.2
2.7
Top tier
Revenue / Employee
≈$260.0K
·
·
·
value · ≈ 5Y avg · industry median · verdict relative to median
Full Fundamentals
All metrics by year — income statement, balance sheet, cash flow
15
Income Statement18
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Revenue
$71M
$108M
$112M
$102M
$99M
$87M
$64M
$55M
$45M
$37M
$35M
Cost of Revenue
$67M
$102M
$110M
$95M
$93M
$83M
$48M
$37M
$32M
$25M
$25M
Gross Profit
$4M
$7M
$1M
$8M
$6M
$4M
$16M
$18M
$13M
$11M
$10M
R&D Expense
$859.7K
$1M
$1M
$987.2K
$1M
$1M
$1M
$2M
$1M
$1M
$928.8K
SG&A Expense
$4M
$5M
$5M
$5M
$6M
$2M
$3M
$4M
$2M
$2M
$1M
Operating Expenses
$8M
$8M
$62M
$12M
$10M
$6M
$7M
$9M
$5M
$4M
$3M
Operating Income
$-4M
$-2M
$-60M
$-4M
$-4M
$-2M
$9M
$10M
$8M
$8M
$8M
Interest Expense
·
·
$2M
$3M
$1M
$1M
$1M
$1M
$1M
$1M
$2M
Interest Income
·
$15.1K
$36.7K
$109.3K
$13.7K
$7.2K
$24.4K
$10.7K
$24.5K
$51.1K
$132.7K
Other Non-op
$131.6K
$164.3K
$240.4K
$-88.1K
$431.4K
$327.8K
$922.0K
$112.1K
$69.8K
$158.8K
$135.4K
Pretax Income
$-4M
$-3M
$-62M
$-7M
$-4M
$-2M
$8M
$9M
$7M
$6M
$6M
Income Tax
$-948
$12.1K
$-459.9K
$-1M
$-552.1K
$-1M
$248.2K
$1M
$995.0K
$1M
$952.1K
Net Income
$-4M
$-3M
$-61M
$-6M
$-4M
$-825.6K
$8M
$7M
$6M
$5M
$5M
EPS (Basic)
$-0.70
$-0.57
$-10.76
$-0.21
$-0.17
$-0.05
$0.49
$0.52
$0.56
$0.59
$0.56
EPS (Diluted)
$-0.70
$-0.57
$-10.76
$-0.21
$-0.17
$-0.05
$0.49
$0.51
$0.56
$0.59
$0.56
Shares (Basic)
5,677,182
4,908,345
4,492,280
29,305,828
21,873,594
16,558,037
16,551,708
13,610,046
10,970,000
9,000,000
9,000,000
Shares (Diluted)
5,691,284
4,908,345
4,492,280
29,431,781
22,633,819
16,558,037
16,551,708
13,629,517
10,973,674
9,000,000
9,000,000
EBITDA
$-4M
$-2M
$-60M
$-4M
$-4M
$-2M
$9M
$10M
$8M
·
·
Balance Sheet24
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Cash & Equivalents
$2M
$4M
$5M
$8M
$14M
$4M
$3M
$8M
$11M
$123.6K
$626.8K
Short-term Investments
·
$50.1K
$48.1K
$915.6K
$3M
$294.6K
$279.8K
$850.8K
·
·
·
Receivables
$23M
$22M
$15M
$28M
$27M
$31M
$25M
$27M
$21M
$24M
·
Inventory
$13M
$14M
$18M
$21M
$21M
$22M
$21M
$18M
$10M
$6M
·
Prepaid Expense
$4M
$5M
$383.4K
$2M
·
·
·
·
·
·
·
Current Assets
$46M
$63M
$43M
$67M
$79M
$65M
$59M
$64M
$54M
$39M
·
PP&E (Net)
$8M
$8M
$8M
$7M
$8M
$8M
$7M
$6M
$6M
$6M
·
PP&E (Gross)
·
·
·
$13M
$14M
$13M
$11M
$10M
$10M
$10M
·
Accum. Depreciation
·
·
·
$6M
$6M
$5M
$5M
$5M
$4M
$4M
·
Intangibles
$1M
$1M
$1M
$11M
$9M
$929.0K
$918.7K
$938.2K
$463.2K
$468.1K
·
Other Non-current Assets
·
·
·
·
·
·
$291.5K
$303.3K
$313.1K
$312.3K
·
Total Assets
$63M
$80M
$59M
$129M
$134M
$86M
$78M
$76M
$61M
$46M
·
Accounts Payable
$2M
$3M
$3M
$10M
$2M
$10M
$4M
$2M
$717.3K
$1M
·
Short-term Debt
$81.0K
$125.0K
$41.1K
$702.9K
$0
$153.2K
$296.3K
$0
$0
$26M
·
Current Liabilities
$32M
$50M
$25M
$44M
$45M
$41M
$35M
·
·
·
·
Capital Leases
$56.3K
$0
$11.8K
$10.3K
·
·
·
·
·
·
·
Total Liabilities
$38M
$52M
$33M
$44M
$45M
$41M
$35M
$39M
$40M
$36M
·
Total Debt
$81.0K
$125.0K
$41.1K
$702.9K
$0
$153.2K
$296.3K
·
$0
·
·
Common Stock
·
$0
·
·
·
·
$0
$0
$0
$0
·
Retained Earnings
$-54M
$-50M
$-48M
$13M
$20M
$24M
$24M
$17M
$11M
$6M
·
AOCI
$-3M
$-2M
$-3M
$-3M
$3M
$492.7K
$-2M
$-127.5K
$681.8K
$411.2K
·
Stockholders' Equity
$24M
$28M
$25M
$85M
$89M
$45M
$44M
$37M
$21M
$9M
·
Liabilities + Equity
$63M
$80M
$59M
$129M
$134M
$86M
$78M
$76M
$61M
$46M
·
Shares Outstanding
6,612,308
5,163,946
30,392,940
30,392,940
28,918,177
16,558,037
16,558,037
16,528,037
13,068,346
9,000,000
·
Cash Flow11
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Stock-based Comp
$1M
$0
$2M
$3M
$1M
·
·
·
·
·
·
Deferred Tax
$0
$0
$322.9K
$0
$406.1K
$-406.6K
$-2.0K
$-37.3K
$-24.1K
$-103.7K
$0
Operating Cash Flow
$736.4K
$-7M
$-2M
$-2M
$-3M
$460.2K
$8M
$-3M
$1M
$-1M
$-3M
CapEx
$588.6K
$603.1K
$656.2K
$507.7K
$114.3K
$1M
$880.3K
$467.1K
$155.2K
$123.9K
$290.0K
Investing Cash Flow
$-652.0K
$-2M
$-2M
$-2M
$-27M
$-1M
$-885.5K
$-710.3K
$-161.9K
$-123.9K
$-290.0K
Stock Issued
$0
$5M
$0
·
$25M
·
$308.0K
$-380.0K
$6M
$0
$0
Net Stock Activity
$0
$5M
·
·
$25M
·
$308.0K
$-380.0K
$6M
·
·
Financing Cash Flow
$478.5K
$7M
$2M
$-970.0K
$40M
$761.3K
$-12M
$-606.0K
$10M
$840.5K
$3M
Net Change in Cash
$-294.1K
$-932.1K
$-3M
$-6M
$10M
$308.4K
$-4M
$-4M
$11M
$-503.1K
$-350.7K
Free Cash Flow
$147.8K
·
$-3M
$-3M
$-4M
$-708.1K
$7M
$-3M
$991.1K
·
·
Levered FCF
·
·
$-4M
$-5M
$-5M
$-1M
$6M
$-4M
$-75.4K
·
·
Profitability8
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Gross Margin
5.7%
6.0%
1.2%
7.4%
6.5%
4.5%
24.5%
33.3%
29.2%
·
·
Operating Margin
-6.0%
-1.6%
-54.2%
-3.9%
-3.7%
-2.2%
13.5%
17.5%
18.0%
·
·
Net Margin
-5.6%
-2.6%
-54.7%
-5.9%
-3.8%
-0.95%
12.7%
12.8%
13.1%
·
·
Pretax Margin
-5.6%
-2.6%
-55.3%
-7.2%
-4.4%
-2.6%
13.2%
15.5%
15.4%
·
·
EBITDA Margin
-6.0%
-1.6%
-54.2%
-3.9%
-3.7%
-2.2%
13.5%
17.5%
18.0%
·
·
ROA
-5.6%
-4.0%
-65.1%
-4.6%
-5.7%
-1.0%
10.5%
10.2%
11.0%
·
·
ROE
-15.1%
-10.4%
-111.3%
-7.0%
-5.7%
-1.9%
20.1%
24.1%
38.3%
·
·
ROIC
-17.3%
-6.1%
-238.8%
-3.8%
-3.6%
-1.5%
19.1%
21.7%
32.6%
·
·
Liquidity & Solvency4
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Current Ratio
1.4
1.3
1.7
1.5
1.8
1.6
·
·
·
·
·
Quick Ratio
0.8
0.5
0.8
0.8
1.0
0.9
·
·
·
·
·
Debt / Equity
0.0
0.0
0.0
0.0
0.0
0.0
0.0
·
0.0
·
·
Interest Coverage
·
·
-38.2
-1.1
-3.1
-1.9
7.5
7.8
6.5
·
·
Efficiency3
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Asset Turnover
1.0
1.6
1.2
0.8
1.5
1.1
0.8
0.8
0.8
·
·
Inventory Turnover
5.1
6.5
5.6
4.5
4.4
3.9
2.5
2.6
3.9
·
·
Receivables Turnover
3.1
5.8
5.2
3.7
3.4
3.1
2.4
2.3
2.0
·
·
Per Share6
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Book Value / Share
$3.70
$0.78
$0.76
$2.79
$3.07
$2.72
$2.63
$2.24
$1.62
·
·
Revenue / Share
$12.52
$3.15
$3.55
$3.48
$4.39
$5.25
$3.86
$4.03
$4.10
·
·
Cash Flow / Share
$0.13
·
$-0.06
$-0.07
$-0.15
$0.03
$0.49
$-0.16
$0.10
·
·
Cash / Share
$0.35
$0.11
$0.15
$0.25
$0.47
$0.23
$0.21
$0.46
$0.86
·
·
Dividend / Share
$1.41
·
·
·
·
·
·
·
·
·
·
EPS (TTM)
$-0.70
$-0.57
$-10.76
$-0.21
$-0.17
$-0.05
$0.49
$0.51
$0.56
·
·
Valuation (TTM)14
Metric
Trend
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
Revenue TTM
$71M
$108M
$112M
$102M
$99M
$87M
$64M
$55M
$45M
·
·
Net Income TTM
$-4M
$-3M
$-61M
$-6M
$-4M
$-825.6K
$8M
$7M
$6M
·
·
Market Cap
$15M
$19M
$23M
$26M
$81M
$20M
$20M
$49M
$113M
·
·
Enterprise Value
$12M
$15M
$18M
$18M
$65M
$16M
$17M
·
$102M
·
·
P/E
-3.1
-0.9
-0.1
-4.0
-16.4
-24.0
2.5
5.8
15.5
·
·
P/S
0.2
0.2
0.2
0.3
0.8
0.2
0.3
0.9
2.5
·
·
P/B
0.6
0.7
0.9
0.3
0.9
0.4
0.5
1.3
5.3
·
·
P / Tangible Book
0.6
0.7
1.0
0.4
1.0
0.5
·
·
·
·
·
P / Cash Flow
19.8
·
-12.2
-12.4
-23.2
43.2
2.5
-21.9
99.0
·
·
P / FCF
98.4
·
-9.1
-10.0
-22.5
-28.1
2.8
-18.1
114.4
·
·
EV / EBITDA
-2.9
-8.5
-0.3
-4.5
-17.7
-8.5
2.0
·
12.6
·
·
EV / FCF
83.3
·
-7.1
-7.0
-18.0
-22.6
2.3
·
103.1
·
·
EV / Revenue
0.2
0.1
0.2
0.2
0.6
0.2
0.3
·
2.3
·
·
Earnings Yield
-31.8%
-110.7%
-1526.2%
-24.9%
-6.1%
-4.2%
39.8%
17.2%
6.5%
·
·
Per Share1
Metric
Trend
Q4 2018
EPS (TTM)
$0.51
Valuation (TTM)4
Metric
Trend
Q4 2018
Revenue TTM
$55M
Net Income TTM
$7M
P/E
5.8
Earnings Yield
17.2%
Most recent period on the left · null values shown as ·
Financial Statements
Income statement, balance sheet, cash flow — annual, last 5 years
16
Metric
2025-09-30
2024-09-30
2023-09-30
2022-09-30
2021-09-30
Revenue
$71M
$108M
$112M
$102M
$99M
Gross Margin %
5.7%
6.0%
1.2%
7.4%
6.5%
Operating Margin %
-6.0%
-1.6%
-54.2%
-3.9%
-3.7%
Net Income
$-4M
$-3M
$-61M
$-6M
$-4M
Diluted EPS
$-0.70
$-0.57
$-10.76
$-0.21
$-0.17
Metric
2025-09-30
2024-09-30
2023-09-30
2022-09-30
2021-09-30
Debt / Equity
0.0
0.0
0.0
0.0
0.0
Current Ratio
1.4
1.3
1.7
1.5
1.8
Quick Ratio
0.8
0.5
0.8
0.8
1.0
Metric
2025-09-30
2024-09-30
2023-09-30
2022-09-30
2021-09-30
Free Cash Flow
$147.8K
·
$-3M
$-3M
$-4M
Institutional owners (13F)
9 filers
· $29K total
· As of June 30, 2026
17
Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.
Holders9
Value held$29K
New positions2
Exited positions1
Institutional activity — Q2 2026 vs prior quarter
New positions
Exited positions
Increased
Decreased
Net shares change
2 (+1 vs prior Q)
1 (0 vs prior Q)
1 (+1 vs prior Q)
1 (-1 vs prior Q)
+7K
Compared to Q1 2026. SEC Form 13F filings are due within 45 days of quarter-end plus a short buffer for late filers — quarters still inside that window are skipped in favor of the most recent fully-reported pair.