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Expion360

XPON
23
Electrical Equipment & Parts · Industrials
Price
$3.50
-0.24 (-6.42%)
pre-market:$3.59+2.51%
Market Cap
$3.3M
Exchange
NASDAQ Capital Market
Winston Score
23
Winston is worried
Weak fundamentals across most pillars.
Data as of Aug 13, 2026 · filings through Jun 30, 2026

Share count rising — dilution

+8453.5% over 4y

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

Diluted shares outstanding: 5K (2021) → 459K (2025)

Expion360 is a small American company that makes lithium iron phosphate (LiFePO4) battery systems. Its products are designed for recreational vehicles (RVs), marine vessels, and off-grid power applications. The company sells directly to consumers and through dealers, competing in the growing market for lightweight, long-lasting alternatives to traditional lead-acid batteries.

Expion360 earns revenue primarily through hardware sales of its battery packs and related accessories. It operates mainly in the United States and is a very small company, with a market cap near zero, meaning it has limited financial resources compared to larger battery manufacturers. The gross margin of around 15% is thin, and the deeply negative operating margin signals the company is spending far more than it earns. The key risk is straightforward: Expion360 must significantly grow sales volume or cut costs to survive, as it faces intense competition from much larger battery brands and has limited ability to absorb continued losses.

Winston Score History

Growth Profile

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

Revenue Growth

-32.1% YoY

YoY Growth Rate

Revenue declining

EPS Growth

+72.8% YoY

YoY Growth Rate

EPS growth accelerating

R&D Spend

$558,882/ year

Rising (+89% vs prior year)

5.8% of revenue

In line with sector average (4%)

R&D investment increasing — building for the future

Insider Activity

3.1%ownership

Relatively low insider ownership

Cash Runway

~3 months

$2M cash & investments

Quarterly Free Cash Flow

→ Burn rate stable

Short runway — potential dilution ahead through share issuance

Cash watch

Expion360 has less than a year of cash at its current burn rate. Growth investors should watch for potential share dilution from future fundraising — that directly reduces your ownership.

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.

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Quality

Gross Margin
32.4%
Modest — 32.4% gross margin
Operating Margin
-64.1%
Losing money on operations — -64.1%
ROCE
-24.2%
Weak — -24.2% return on capital

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

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Growth

Sales YoY
-2.4%
Shrinking sales (-2.4% YoY)
EPS YoY
N/A
Data not available
EPS Consistency
6/8 quarters
Earnings grew in most of the last 8 quarters

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Cash Flow

Cash Conversion
N/A
Data not available
FCF Margin
-86.8%
Burning cash (-86.8%)

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

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Stability

Debt / Equity
0.12
Conservative — low debt load (0.12)
Interest Cover
N/A
Data not available

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Valuation

P/E Ratio (TTM)
N/M
Negative earnings — P/E not meaningful
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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