WinstonWınston
Back
Sidus Space logo

Sidus Space

SIDU
18
Aerospace & Defense · Industrials
Exchange
NASDAQ
Winston Score
18
Winston is worried
Weak fundamentals across most pillars.
Data as of Aug 23, 2026 · filings through Jun 30, 2026
How the score breaks down
Quality
Weak
Growth
Good
Cash Flow
Weak
Stability
Good
Valuation
Data not available

Winston Score History

The full picture

Sidus Space is a small aerospace company that builds and launches small satellites, called smallsats, into low Earth orbit. Its main product is the LizzieSat satellite platform, which it designs, manufactures, and operates to collect data from space. The company sells data and satellite services to government agencies, defense customers, and commercial clients who need Earth observation or remote sensing information.

Sidus Space makes money by charging customers for satellite data subscriptions and space-as-a-service contracts, where clients pay to use the company's satellites rather than build their own. It is based in Cape Canaveral, Florida, and operates primarily in the United States. The company is very small, with a market cap around $100 million, and its deeply negative margins show it is spending far more than it earns right now. The biggest risk is that it may need to raise additional cash to keep operating before it can grow its satellite constellation large enough to generate consistent revenue.

Growth Profile

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

Revenue Growth

-53.8% YoY

YoY Growth Rate

Revenue declining

EPS Growth

+80.6% YoY

YoY Growth Rate

EPS growth accelerating

Insider Activity

0.1%ownership

Flat

Insider ownership roughly steady over the past year

Cash Runway

~6 years

$167M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

$167M cash & investments at current burn rate

Revenue declining

Sidus Space's revenue is actually shrinking. In a growth stock, that removes the core investment thesis. The low Winston Score here may be warranted — unless there's a turnaround story.

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
-108.0%
Thin — -108.0% gross margin
Profit after running costs
Operating Margin
-976.2%
Losing money on operations — -976.2%
Return on the money invested
ROCE
-14.6%
Weak — -14.6% return on capital

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

Full breakdown available with your free trial

See every metric, trend, and what it means for this stock.

Try free

Growth

Sales growth
Sales YoY
-32.6%
Shrinking sales (-32.6% YoY)
Profit growth
EPS YoY
N/A
Data not available
How steady the profit is
EPS Consistency
8/8 quarters
Every recent quarter grew earnings vs last year

Full breakdown available with your free trial

See every metric, trend, and what it means for this stock.

Try free

Cash Flow

Profit that turns into cash
Cash Conversion
N/A
Data not available
Spare cash per sale
FCF Margin
-1081.5%
Burning cash (-1081.5%)

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

Full breakdown available with your free trial

See every metric, trend, and what it means for this stock.

Try free

Stability

What it owes vs what it owns
Debt / Equity
0.01
Conservative — low debt load (0.01)
Covers its interest
Interest Cover
N/A
Data not available

Full breakdown available with your free trial

See every metric, trend, and what it means for this stock.

Try free

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

Full breakdown available with your free trial

See every metric, trend, and what it means for this stock.

Try free

Dividends

Not applicable for this business.
🔒 See full fundamentals and if they are improving or declining — click here for your free trial now.
Start free trial