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Graphene Manufacturing Group

GMGMF
25
Chemicals - Specialty · Basic Materials
Price
$1.54
-0.01 (-0.65%)
Market Cap
$193.6M
Exchange
Other OTC
Winston Score
25
Winston is worried
Below-average fundamentals — multiple weak pillars.
Data as of Aug 23, 2026 · filings through Mar 31, 2026
How the score breaks down
Quality
Weak
Growth
Mixed
Cash Flow
Weak
Stability
Good
Valuation
Data not available

Share count rising — dilution

+62.6% over 4y

The company has issued more shares over this period, which dilutes each existing shareholder’s stake.

Diluted shares outstanding: 60.5M (2021) → 98.4M (2025)

Winston Score History

The full picture

Graphene Manufacturing Group (GMG) is a Canadian company that makes graphene — a material formed from a single layer of carbon atoms that is extremely thin but very strong and conductive. The company produces graphene using natural gas and sells it to industrial customers for use in products like lubricants, coatings, and batteries. GMG is also developing its own graphene aluminum-ion batteries, which it hopes can compete with lithium-ion batteries in energy storage markets.

GMG earns revenue by selling graphene-based products directly to manufacturers, and it is working toward commercializing its battery technology for applications like grid storage and electric vehicles. The company operates primarily in Australia and Canada and is still small, with a market cap around $200 million. Its deep operating losses — over 160% of revenue — reflect that it is an early-stage company spending heavily on research and development. The main risk is that it may struggle to scale production and reach profitability before needing to raise additional capital.

Growth Profile

When traditional metrics don't capture the full picture, these are the signals growth stock investors use instead.

Revenue Growth

+244.4% YoY

YoY Growth Rate

Strong revenue growth

EPS Growth

+148.0% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

A$0/ year

0.0% of revenue

Below sector average (3%)

Research and development spending

Insider Activity

14.0%ownership

Insiders own a meaningful stake in the company

Cash Runway

~14 months

A$15M cash & investments

Quarterly Free Cash Flow

↑ Burn rate improving

Adequate runway but may need to raise capital within 2 years

Strong grower

Graphene Manufacturing Group is growing revenue at 244% year-over-year. The Winston Score penalises unprofitable companies, but revenue at this pace tells a different story — this is a company still in "build mode."

The Winston Score above measures business quality today. Growth stocks often score lower because they invest in the future rather than maximising current profits. These metrics show what matters most for evaluating that future.

Score breakdown

Every number that matters to educated investors.

Each metric is explained in plain language so you know exactly what you're looking at. Start your free trial now.

Quality

Profit per sale
Gross Margin
-1110.7%
Thin — -1110.7% gross margin
Profit after running costs
Operating Margin
-2267.0%
Losing money on operations — -2267.0%
Return on the money invested
ROCE
-134.6%
Weak — -134.6% return on capital

Negative ROIC means the business is losing money on every dollar invested in it.

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Growth

Sales growth
Sales YoY
>+1,000%
Fast-growing sales (>+1,000% YoY)
Profit growth
EPS YoY
N/A
Data not available
How steady the profit is
EPS Consistency
4/8 quarters
Earnings inconsistent quarter-to-quarter

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Cash Flow

Profit that turns into cash
Cash Conversion
N/A
Data not available
Spare cash per sale
FCF Margin
-202.5%
Burning cash (-202.5%)

Free cash flow is negative. They are burning cash, not generating it.

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Stability

What it owes vs what it owns
Debt / Equity
0.07
Conservative — low debt load (0.07)
Covers its interest
Interest Cover
N/A
Data not available

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Valuation

Price vs profit
P/E Ratio (TTM)
N/M
Negative earnings — P/E not meaningful
Cheaper or dearer next year
P/E vs Forward
N/A
not available
Data not available

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Dividends

Not applicable for this business.
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