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Mobix Labs

MOBX
25
Semiconductors · Technology
Price
$1.47
-0.09 (-5.77%)
Market Cap
$9.7M
Exchange
NASDAQ Global Market
Winston Score
25
Winston is worried
Below-average fundamentals — multiple weak pillars.
Data as of Aug 13, 2026 · filings through Mar 31, 2026

Share count rising — dilution

+354.4% over 4y

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

Diluted shares outstanding: 1.0M (2021) → 4.5M (2025)

Mobix Labs is a small semiconductor company that designs chips and components used in wireless communications. Its main products include millimeter-wave (mmWave) chips and radio frequency (RF) filters, which help devices send and receive signals faster and more clearly. These components are used in 5G networks, defense systems, and connected devices.

The company sells its chips to equipment makers and government contractors, earning revenue through product sales and development contracts. Mobix Labs operates primarily in the United States and is a very small player in the semiconductor industry, competing against much larger, well-funded chip companies. Its gross margin of around 43% shows some pricing power on its products, but its deeply negative operating margin reflects heavy spending on research and development relative to its current revenue base. The key risk is whether Mobix Labs can scale up sales fast enough to cover its costs before it needs to raise more money from investors.

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

-61.4% YoY

YoY Growth Rate

Revenue declining

EPS Growth

+1.7% YoY

YoY Growth Rate

Slow EPS growth

R&D Spend

$2M/ year

Declining (-58% vs prior year)

24.4% of revenue

1.6x the sector average (15%)

R&D spend declining — could signal cost-cutting or efficiency

Insider Activity

51.0%ownership

Insiders own a meaningful stake in the company

Cash Runway

~2 months

$3M cash & investments

Quarterly Free Cash Flow

↑ Burn rate improving

Short runway — potential dilution ahead through share issuance

Cash watch

Mobix Labs 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
19.0%
Thin — 19.0% gross margin
Operating Margin
-627.9%
Losing money on operations — -627.9%
ROCE
-39.9%
Weak — -39.9% return on capital

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

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Growth

Sales YoY
-33.8%
Shrinking sales (-33.8% YoY)
EPS YoY
N/A
Data not available
EPS Consistency
7/8 quarters
Every recent quarter grew earnings vs last year

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Cash Flow

Cash Conversion
N/A
Data not available
FCF Margin
-249.0%
Burning cash (-249.0%)

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

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Stability

Debt / Equity
0.73
Moderate — manageable debt (0.73)
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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