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PureBase Corporation (PUBC)
USD0.03
-0.01 (-15.38%)
US OTC Basic Materials Industrial Materials
Address
8631 State Highway, 124 95640
Ione, CA, US
Ione, CA, US
CEO
Arthur Scott Dockter
Website
purebase.com
IPO
2015-01-13
CIK 1575858 ISIN US74624L2034
Description
Headquartered in Ione, California, Purebase Corporation operates as an industrial mineral and natural resource enterprise. The company primarily serves the agriculture and construction materials sectors within the United States, while also distributing its products internationally to Vietnam, Laos, and Cambodia. Its product portfolio features PureBase Shade Advantage WP, a naturally derived mineral protectant for plants that minimizes sunburn damage from UV and infrared light. Purebase also offers a selection of humic acid products and manufactures private label goods for other agricultural businesses. Established in 2010, the company adopted its current name, Purebase Corporation, in January 2015, having previously operated as Port of Call Online, Inc.
Market Cap & Enterprise Value
Merger & Acquisition History
No mergers or acquisitions recorded for this company.
Technical Outlook
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Signal Summary
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| Indicator | 1D | 1W | 2W | 3W | 1M |
|---|
Each column is computed on that timeframe's candles (1D = daily, 1W ≈ weekly, 1M ≈ monthly), not on the same last day. ▲ bullish · ▼ bearish · — neutral. The Net row counts signals per column; hover any cell (or the indicator name) to see the exact rule behind it.
Day Score & sub-scores
Statistical fingerprint & regime detail
Conditional historical analysis
Customize analysis (advanced)
Indicative levels generated algorithmically. Not financial advice.
Risk Profile
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Price Chart
USD0.03
-0.01 (-15.38%)
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Volume Profile
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Liquidity & share structure
Average Volume
57.4K
Beta
1.20
Float Shares
55.26M
Free Float %
19.9%
Price Performance
| 1D | 5D | 1M | 3M | 6M | YTD | 1Y | 3Y | 5Y | 10Y | Max |
|---|---|---|---|---|---|---|---|---|---|---|
| +5.00% | +15.38% | +10.53% | -12.50% | -54.35% | -16.00% | -65.57% | -83.70% | -96.61% | -99.30% | -99.65% |
Rolling Volatility
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Drawdown
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Relative Strength
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Monthly Returns Heatmap
From
To
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Annual Monthly Returns
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Daily Returns Distribution
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Revenue flow
Revenue by geography
Revenue by segment
From
To
Revenue composition
From
To
By product
By geography
Financial Statements
Select metrics from the tables below to build your comparison.
Income Statement
Balance Sheet
Cash Flow Statement
Key Metrics
Financial Ratios
Employees
Financial Growth (CAGR)
Market Data
Price Targets & DCF
Current price
0.03
Quality scores
Altman Z-Score
-288.61
Distress
Piotroski F-Score
3 / 9
Average
MOAT Score
1 / 10
No MOAT
Composite Rating
C
Overall Score
2 / 5
Medium
DCF Score
1 / 5
Low
ROE Score
5 / 5
High
ROA Score
1 / 5
Low
D/E Score
1 / 5
Low
P/E Score
1 / 5
Low
P/Book Score
1 / 5
Low
Operational MOAT
✗ Below peers
-
Revenue growth Industrial Materials: +4.8%-8.1%
-
EPS growth Industrial Materials: +16.2%-45.0% Q1'26: +33.3% (vs Q1'25)
-
FCF margin FCF growth · Industrial Materials: +3.3%-535.5%
-
EBIT margin Industrial Materials: +3.1%-518.4%
-
ROIC Industrial Materials: +2.2%— Q1'26: +69.8% (vs Q1'25)
-
Share dilution Industrial Materials: -0.2%+7.3% Q1'26: +11.6% (vs Q1'25)
-
Debt / EBITDA Net debt/EBITDA · Industrial Materials: 0.52×-0.48× Q1'26: -0.06× (vs Q1'25)
Valuation Multiples
From
To
Consensus Estimates
| Metric |
Nov 2023 actual |
|---|---|
| Revenue |
325.9K
est: 943.2K (-65.5%)
|
| EBITDA |
-9.01M
est: -943.2K (-855.3%)
|
| EBIT |
-9.01M
est: -943.2K (-855.3%)
|
| Net Income |
-9.09M
|
| SGA |
8.93M
|
| EPS |
-0.04
|
Historical Ratings (3M)
| Date | Rating | Overall | DCF | ROE | ROA | D/E | P/E | P/B |
|---|---|---|---|---|---|---|---|---|
| 2026-05-28 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-26 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-22 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-21 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-19 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-18 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-15 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-14 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-13 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-06 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-05 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-05-01 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-30 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-29 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-28 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-27 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-24 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-23 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-22 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-21 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-20 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-17 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
| 2026-04-16 | C | 2/5 | 1/5 | 5/5 | 1/5 | 1/5 | 1/5 | 1/5 |
Owner Earnings
Owner's Earnings (history)
From
To
Owner alignment
Owner's Earnings TTM
-1.33M
OE per share TTM
0.00
Owner's Yield
-22.62%
Maintenance CapEx ratio
—
Maint CapEx / Avg PPE
169.0%
Ownership Overview
Ownership breakdown
Ownership breakdown not available.
At a glance
Institutional holders
—
Total invested
—
Insider transactions (90d)
1
Beneficial owners (>5%)
1
Beneficial owners (>5%)
| # | Reporting person | Amount owned | % of class | Sole voting | Shared voting | Sole dispositive | Shared dispositive | Type | Citizenship | Filing date | SEC filing |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Bay St Capital Corp. | 21.17M | 15.00% | 21.17M | — | 21.17M | — | IN | BVI | 2016-03-16 | ↗ |
Institutional Activity (13F)
Institutional ownership trend
Institutional history not available.
Top institutional holders
Top holders not available.
ETF Ownership
Top ETFs holding this stock
This company is not held by any ETF in our universe.
Insider Activity
Insider Activity — Latest Quarter
Ratio by transactions
0.00
Bearish
Ratio by volume
0.00
Bearish
Buys
0
Sells
1
Shares acquired
—
Shares disposed
400.0K
Cash buys
—
Cash sales
—
Net activity
-400,000
Insider buys vs sells (history)
From
To
Recent insider transactions
From
To
| Date | Person | Role | Transaction | A/D | Security | Shares | Price | Value | Owned after | D/I | Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-08 | Dockter A Scott | Director / Officer / 10% Owner | C-Conversion | A | Common stock | 50,311,184 | 0.02 | 1.01M | 72,837,839 | I | ↗ |
| 2025-06-16 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 8,436,559 | 0.08 | 674.9K | 117,851,114 | I | ↗ |
| 2025-06-16 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 8,436,559 | 0.08 | 674.9K | 117,851,114 | I | ↗ |
| 2025-06-16 | BARTO CRAIG C | 10% Owner | J-Other | A | Common stock | 8,436,559 | 0.08 | 674.9K | 117,851,114 | I | ↗ |
| 2025-02-06 | Kurtis Kimberly Erin | Director | A-Award | A | Stock option (right to buy) | 200,000 | 0.06 | 12.0K | 200,000 | D | ↗ |
| 2025-02-06 | GILLINGS STEPHEN CRAIG | Officer | A-Award | A | Stock Option (right to buy) | 200,000 | 0.06 | 12.0K | 200,000 | D | ↗ |
| 2024-06-04 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 10,256,400 | 0.10 | 1.03M | 109,414,555 | I | ↗ |
| 2024-06-04 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 10,256,400 | 0.10 | 1.03M | 10,914,555 | I | ↗ |
| 2024-06-04 | BARTO CRAIG C | 10% Owner | J-Other | A | Common stock | 10,256,400 | 0.10 | 1.03M | 109,414,555 | I | ↗ |
| 2024-02-26 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 2,500,330 | 0.39 | 975.1K | 92,780,562 | I | ↗ |
| 2024-02-26 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 6,377,593 | 0.10 | 637.8K | 99,158,155 | I | ↗ |
| 2024-02-26 | BARTO CRAIG C | 10% Owner | J-Other | A | Common stock | 6,377,593 | 0.10 | 637.8K | 99,158,155 | I | ↗ |
| 2023-12-20 | GILLINGS STEPHEN CRAIG | Officer | A-Award | A | Stock Option (right to buy) | 200,000 | 0.09 | 18.0K | 200,000 | — | ↗ |
| 2023-12-13 | GILLINGS STEPHEN CRAIG | Officer | — | — | — | 0 | 0.00 | — | 0 | — | ↗ |
| 2023-09-28 | Kurtis Kimberly Erin | Director | A-Award | A | Stock Option (right to buy) | 200,000 | 0.15 | 30.0K | 200,000 | — | ↗ |
| 2023-09-13 | Barto Bradford Charles | Director | A-Award | A | Stock Option (right to buy) | 200,000 | 0.15 | 30.0K | 200,000 | — | ↗ |
| 2023-09-11 | Barto Bradford Charles | Director | — | — | — | 0 | 0.00 | — | 0 | — | ↗ |
| 2023-08-10 | Kurtis Kimberly Erin | Director | D-Return | D | Stock option (right to buy) | 200,000 | 0.15 | 30.0K | 200,000 | D | ↗ |
| 2023-05-25 | Kurtis Kimberly Erin | Director | P-Purchase | A | Common Stock | 80,000 | 0.15 | 12.0K | 80,000 | — | ↗ |
| 2023-05-25 | Guzy Jeffrey J | Director | P-Purchase | A | Common Stock | 80,000 | 0.15 | 12.0K | 320,000 | — | ↗ |
| 2023-04-08 | Guzy Jeffrey J | Director | A-Award | A | Stock option (right to buy) | 350,000 | 0.10 | 35.0K | 350,000 | — | ↗ |
| 2023-02-27 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | D | Common stock | 400,000 | 0.00 | — | 36,642,795 | — | ↗ |
| 2022-08-26 | Kurtis Kimberly Erin | Director | A-Award | A | Stock Option (right to buy) | 242,424 | 0.24 | 58.2K | 242,424 | — | ↗ |
| 2022-08-26 | Guzy Jeffrey J | Director | A-Award | A | Stock Option (right to buy) | 250,000 | 0.24 | 60.0K | 250,000 | — | ↗ |
| 2022-08-10 | Kurtis Kimberly Erin | Director | — | D | Stock option (right to buy) | 200,000 | 0.38 | 76.0K | 0 | — | ↗ |
| 2022-08-10 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | D | Common stock | 1,000,000 | 0.00 | — | 37,043,795 | — | ↗ |
| 2022-07-07 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 17,020,749 | 0.09 | 1.50M | 90,280,232 | — | ↗ |
| 2022-07-07 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 17,020,749 | 0.09 | 1.50M | 90,280,232 | I | ↗ |
| 2022-07-07 | BARTO CRAIG C | 10% Owner | — | I | Common stock | 0 | 0.00 | — | 90,280,232 | — | ↗ |
| 2022-06-17 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | D | Common stock | 500,000 | 0.00 | — | 38,043,795 | — | ↗ |
| 2022-02-22 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | D | Common stock | 1,400,000 | 0.00 | — | 38,543,795 | — | ↗ |
| 2022-01-21 | FAY MICHAEL JOSEPH | Officer | — | D | Stock option (right to buy) | 200,000 | 0.07 | 13.4K | 0 | — | ↗ |
| 2021-12-07 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | D | Common stock | 1,150,000 | 0.00 | — | 39,943,795 | — | ↗ |
| 2021-10-06 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Stock option (right to buy) | 116,000,000 | 0.38 | 44.08M | 116,000,000 | — | ↗ |
| 2021-10-06 | Bremer John A | Director / 10% Owner | J-Other | A | Stock option (right to buy) | 116,000,000 | 0.38 | 44.08M | 116,000,000 | I | ↗ |
| 2021-08-24 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | D | Common stock | 1,072,137 | 0.00 | — | 43,593,795 | — | ↗ |
| 2021-08-13 | Kurtis Kimberly Erin | Director | D-Return | D | Stock option (right to buy) | 200,000 | 0.36 | 72.0K | 200,000 | D | ↗ |
| 2021-05-14 | Guzy Jeffrey J | Director | P-Purchase | A | Common stock | 80,000 | 0.15 | 12.0K | 240,000 | — | ↗ |
| 2021-04-15 | Kurtis Kimberly Erin | Director | — | D | Stock Option (right to buy) | 100,000 | 0.10 | 10.0K | 0 | — | ↗ |
| 2021-04-08 | Guzy Jeffrey J | Director | A-Award | A | Stock Option (right to buy) | 250,000 | 0.10 | 25.0K | 250,000 | — | ↗ |
| 2020-11-02 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 9,000 | 0.08 | 720.00 | 125,285 | D | ↗ |
| 2020-10-29 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 10,000 | 0.09 | 860.00 | 116,285 | D | ↗ |
| 2020-10-21 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 9,500 | 0.09 | 807.50 | 106,285 | D | ↗ |
| 2020-07-07 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 6,720,905 | 0.16 | 1.08M | 73,259,483 | — | ↗ |
| 2020-06-26 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 6,000,000 | 0.00 | — | 44,665,932 | — | ↗ |
| 2020-04-24 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 10,000 | 0.11 | 1.1K | 96,785 | D | ↗ |
| 2020-04-08 | Guzy Jeffrey J | Director | — | D | Stock option (right to buy) | 250,000 | 0.10 | 25.0K | 0 | — | ↗ |
| 2020-02-12 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 10,000 | 0.20 | 2.0K | 86,785 | D | ↗ |
| 2020-02-03 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 6,290,094 | 0.09 | 566.1K | 66,538,578 | — | ↗ |
| 2020-02-03 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 6,290,094 | 0.09 | 566.1K | 66,538,578 | I | ↗ |
| 2019-09-05 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | A | Common stock | 60,248,484 | 0.09 | 5.42M | 60,248,484 | — | ↗ |
| 2019-09-05 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 60,248,484 | 0.09 | 5.42M | 60,248,484 | I | ↗ |
| 2019-07-25 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 15,000 | 0.08 | 1.2K | 76,785 | D | ↗ |
| 2019-07-24 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 51,785 | 0.06 | 2.8K | 61,785 | D | ↗ |
| 2019-04-24 | Bremer John A | Director / 10% Owner | P-Purchase | A | Common stock | 10,000 | 0.07 | 650.00 | 10,000 | D | ↗ |
| 2019-03-22 | Dockter A Scott | Director / Officer / 10% Owner | J-Other | D | Common stock | 6,000,000 | 0.00 | — | 38,665,932 | — | ↗ |
| 2019-03-15 | Calvanico Alfred Joseph | Officer | — | D | Stock Options | 100,000 | 3.00 | 300.0K | 0 | — | ↗ |
| 2018-11-13 | Jenkins David Earl | Director | — | D | Common Stock, par value $0.001 | 0 | 0.00 | — | 77,714 | — | ↗ |
| 2018-07-24 | Swett Thomas Michael | Director | — | D | Common Stock, par value $0.001 | 0 | 0.00 | — | 0 | — | ↗ |
| 2018-07-23 | Dockter A Scott | Director / Officer / 10% Owner | P-Purchase | A | Common Stock, par $0.001 | 601,000 | 0.13 | 78.1K | 44,665,932 | — | ↗ |
| 2017-11-30 | Dockter A Scott | Director / Officer / 10% Owner | — | — | — | 0 | 0.00 | — | 0 | — | ↗ |
| 2017-11-30 | Calvanico Alfred Joseph | Officer | — | — | — | 0 | 0.00 | — | 0 | — | ↗ |
| 2016-11-30 | Dockter A Scott | Director / Officer / 10% Owner | — | — | — | 0 | 0.00 | — | 0 | — | ↗ |
| 2016-04-18 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 57,500 | 0.00 | — | 40,163,000 | I | ↗ |
| 2016-03-15 | Calvanico Alfred Joseph | Officer | — | D | Common Stock, par value $0.001 | 0 | 0.00 | — | 0 | — | ↗ |
| 2016-03-14 | Calvanico Alfred Joseph | Officer | A-Award | A | Common Stock | 300,000 | 3.00 | 900.0K | 100,000 | — | ↗ |
| 2016-03-04 | Bremer John A | Director / 10% Owner | J-Other | A | Common stock | 40,105,500 | 0.00 | — | 40,105,500 | I | ↗ |
| 2015-09-25 | Lim Calvin | Director | — | D | Common Stock | 0 | 0.00 | — | 0 | — | ↗ |
| 2015-09-25 | Gingerich John | Director | — | D | Common Stock, par value $0.001 | 0 | 0.00 | — | 0 | — | ↗ |
| 2015-09-25 | Dockter A Scott | Director / Officer / 10% Owner | — | D | Common Stock, par value $0.001 | 0 | 0.00 | — | 47,912,224 | — | ↗ |
| 2015-09-25 | Clemens Amy | Officer | — | D | Common Stock, par value $0.001 | 0 | 0.00 | — | 263,000 | — | ↗ |
| 2015-09-25 | Bremer John A | Director / 10% Owner | — | D | Common Stock, par value $0.001 | 0 | 0.00 | — | 40,105,500 | — | ↗ |
| 2015-09-25 | Bay Street Capital Corp | 10% Owner | — | I | Common Stock, par value $0.001 | 0 | 0.00 | — | 168,000 | — | ↗ |
Executive team
Top executives
EBIT / Employee
-2.1K
Shares Outstanding
277.97M
Executive compensation
Executive compensation (annual)
Executive compensation not available.
CEO compensation breakdown
No CEO compensation history available.
Proxy statements
Proxy statements (DEF 14A)
No proxy statements available for this company yet.
Recent SEC filings
Executive team
| Name | Title | Compensation | Gender |
|---|---|---|---|
| Arthur Scott Dockter | Chairman, President, Chief Executive Officer, Secretary & Treasurer | 120.0K | male |
| Stephen Craig Gillings | Chief Financial Officer | 100.0K | male |
ESG Rating
ESG Score History INDUSTRIAL MATERIALS
Benchmark vs Sector
Senate Trading Activity
No Senate trading activity found for this company.
House Trading Activity
No House trading activity found for this company.
Market share among peers
Peer comparison — filtered group (TTM)
Your opinion
Share your view on this stock and instantly see how the community has voted over the last 6 months.
Community Opinion for PUBC
Short-term intention
Target Price Distribution
These are community opinions and do not constitute buy or sell advice to act on. The results shown are based on aggregated opinions and are not an investment recommendation, nor do they intend to influence any investment decision.
