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Perimeter Solutions

PRM
27
Chemicals - Specialty · Basic Materials
Winston Score
27
Winston is worried
Below-average fundamentals — multiple weak pillars.
Data as of Aug 23, 2026 · filings through Jun 30, 2026
How the score breaks down
Quality
Weak
Growth
Mixed
Cash Flow
Mixed
Stability
Weak
Valuation
Data not available

Winston Score History

The full picture

Perimeter Solutions makes the chemicals used to fight wildfires. Its most well-known product is the red fire retardant dropped by aircraft onto fires — you have likely seen it on the news. The company also makes firefighting foam and related products, selling mainly to government agencies like the U.S. Forest Service and air tanker operators around the world.

The company earns revenue by selling these specialty chemicals, with demand tied closely to how bad wildfire seasons are each year. Perimeter operates globally but gets a large share of its revenue from North America, and it holds a strong position in the fire retardant market with few direct competitors. However, its negative operating margin and low ROIC suggest costs are currently outpacing profits, and because revenue depends heavily on unpredictable wildfire activity, results can swing sharply from one year to the next.

Growth Profile

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

Revenue Growth

+31.5% YoY

YoY Growth Rate

Strong revenue growth

EPS Growth

-404.5% YoY

YoY Growth Rate

Earnings declining

Insider Activity

8.4%ownership

Flat

Insider ownership roughly steady over the past year

Cash Runway

~19 months

$83M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

Adequate runway but may need to raise capital within 2 years

Strong grower

Perimeter Solutions is growing revenue at 31% 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

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Quality

Profit per sale
Gross Margin
43.9%
Healthy — 43.9% gross margin
Profit after running costs
Operating Margin
-95.0%
Losing money on operations — -95.0%
Return on the money invested
ROCE
-9.7%
Weak — -9.7% 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
+24.2%
Fast-growing sales (+24.2% YoY)
Profit growth
EPS YoY
-515.1%
Earnings shrinking (-515.1% YoY)

Earnings per share down more than 10%. Either a bad year, or a real decline.

How steady the profit is
EPS Consistency
3/8 quarters
Earnings rarely grow — volatile business

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Cash Flow

Profit that turns into cash
Cash Conversion
N/A
Data not available
Spare cash per sale
FCF Margin
13.7%
Converts sales into free cash efficiently (13.7%)

FCF margin between 10% and 20%. Every $100 in sales becomes $10 to $20 in real cash.

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Stability

What it owes vs what it owns
Debt / Equity
1.30
Elevated debt (1.30)
Covers its interest
Interest Cover
N/A
Data not available

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Valuation

Price vs profit
P/E Ratio (TTM)
N/M
no trend
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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