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Sidus Space Inc. (SIDU) Stock Fundamental Analysis & AI Rating 2026

SIDU Nasdaq Radiotelephone Communications DE CIK: 0001879726
Recently Updated • Analysis: Apr 15, 2026 • SEC Data: 2025-12-31
STRONG SELL
92% Conf
Pending
Analysis scheduled

📊 SIDU Key Takeaways

Revenue: $3.4M
Net Margin: -871.0%
Free Cash Flow: $-26.3M
Current Ratio: 3.37x
Debt/Equity: 0.00x
EPS: $-1.19
AI Rating: STRONG SELL with 92% confidence
Sidus Space Inc. (SIDU) receives a STRONG SELL rating with 92% confidence from our AI fundamental analysis based on SEC 10-K filings. With revenue of $3.4M, net profit margin of -871.0%, and return on equity (ROE) of -58.2%, Sidus Space Inc. demonstrates mixed fundamentals in the Telecom sector. Below is our complete SIDU stock analysis for 2026.

Is Sidus Space Inc. (SIDU) a Good Investment?

Claude

Sidus Space is a severely unprofitable early-stage company with negative gross margins (-168.2%), indicating fundamental business model dysfunction. Despite 90% revenue growth, the company loses $8.65 for every dollar of revenue and burns $26.3M annually in free cash flow, giving approximately 1.6 years of runway at current burn rates given $43.2M cash reserves.

Why Buy Sidus Space Inc. Stock? SIDU Key Strengths

Claude
  • + Strong gross revenue growth of 90.4% YoY demonstrates market demand
  • + Excellent liquidity position with $43.2M cash and 3.37x current ratio
  • + Zero debt provides financial flexibility and no near-term solvency risk

SIDU Stock Risks: Sidus Space Inc. Investment Risks

Claude
  • ! Negative gross margin of -168.2% indicates company loses money on every sale—structural business model failure
  • ! Operating cash flow of -$18.2M coupled with -$26.3M free cash flow shows severe cash depletion
  • ! Operating losses of -$28.0M on $3.4M revenue represent 827.7% operating margin deficit with no visible path to profitability
  • ! Capital expenditure of $8.2M despite negative cash flow accelerates cash burn
  • ! Zero insider Form 4 filings in 90 days suggests lack of insider confidence
  • ! Early-stage operations at minimal scale ($3.4M revenue) require successful scaling to reach breakeven

Key Metrics to Watch

Claude
  • * Operating cash flow trajectory and path to positive OCF
  • * Gross margin improvement toward breakeven (currently -168%)
  • * Cash runway depletion rate at current burn rate
  • * Revenue growth sustainability and customer acquisition cost economics

Sidus Space Inc. (SIDU) Financial Metrics & Key Ratios

Revenue
$3.4M
Net Income
$-29.5M
EPS (Diluted)
$-1.19
Free Cash Flow
$-26.3M
Total Assets
$66.1M
Cash Position
$43.2M

💡 AI Analyst Insight

Strong liquidity with a 3.37x current ratio provides a solid financial cushion.

SIDU Profit Margin, ROE & Profitability Analysis

Gross Margin -168.2%
Operating Margin -827.7%
Net Margin -871.0%
ROE -58.2%
ROA -44.6%
FCF Margin -778.0%

SIDU vs Telecom Sector: How Sidus Space Inc. Compares

How Sidus Space Inc. compares to Telecom sector averages

Net Margin
SIDU -871.0%
vs
Sector Avg 14.0%
SIDU Sector
ROE
SIDU -58.2%
vs
Sector Avg 15.0%
SIDU Sector
Current Ratio
SIDU 3.4x
vs
Sector Avg 1.0x
SIDU Sector
Debt/Equity
SIDU 0.0x
vs
Sector Avg 1.2x
SIDU Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is Sidus Space Inc. Stock Overvalued? SIDU Valuation Analysis 2026

Based on fundamental analysis, Sidus Space Inc. has mixed fundamental signals relative to the Telecom sector in 2026.

Return on Equity
-58.2%
Sector avg: 15%
Net Profit Margin
-871.0%
Sector avg: 14%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.00x
Sector avg: 1.2x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

Sidus Space Inc. Balance Sheet: SIDU Debt, Cash & Liquidity

Current Ratio
3.37x
Quick Ratio
3.36x
Debt/Equity
0.00x
Debt/Assets
23.4%
Interest Coverage
-310.70x
Long-term Debt
N/A

SIDU Revenue & Earnings Growth: 5-Year Financial Trend

SIDU 5-year financial data: Year 2021: Revenue $1.6M, Net Income -$1.5M, EPS N/A. Year 2022: Revenue $6.3M, Net Income -$3.7M, EPS N/A. Year 2023: Revenue $6.3M, Net Income -$12.8M, EPS $-74.80. Year 2024: Revenue $5.0M, Net Income -$14.3M, EPS $-23.44. Year 2025: Revenue $3.9M, Net Income -$17.5M, EPS $-3.60.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: Sidus Space Inc.'s revenue has grown significantly by 137% over the 5-year period, indicating strong business expansion. The most recent EPS of $-3.60 indicates the company is currently unprofitable.

SIDU Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
-778.0%
Free cash flow / Revenue

SIDU Quarterly Earnings & Performance

Quarterly financial performance data for Sidus Space Inc. including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q3 2025 $559.1K -$3.8M $-0.24
Q2 2025 $691.1K -$3.8M $-0.31
Q1 2025 $160.7K -$3.8M $-0.35
Q3 2024 $762.2K -$3.4M $-0.93
Q2 2024 $834.8K -$3.4M $-0.99
Q1 2024 $845.1K -$3.4M $-1.40
Q3 2023 $762.2K -$2.3M $-0.05
Q2 2023 $1.2M -$2.3M $-0.07

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

Sidus Space Inc. Dividends, Buybacks & Capital Allocation

Operating Cash Flow
-$18.2M
Cash generated from operations
Capital Expenditures
$8.2M
Investment in assets
Dividends Paid
$19.6K
Returned to shareholders

SIDU SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for Sidus Space Inc. (CIK: 0001879726)

📋 Recent SEC Filings

Date Form Document Action
Apr 1, 2026 10-K form10-k.htm View →
Apr 1, 2026 8-K form8-k.htm View →
Feb 26, 2026 8-K form8-k.htm View →
Jan 5, 2026 8-K form8-k.htm View →
Dec 29, 2025 8-K form8-k.htm View →

Frequently Asked Questions about SIDU

What is the AI rating for SIDU?

Sidus Space Inc. (SIDU) has an AI rating of STRONG SELL with 92% confidence, based on fundamental analysis of SEC EDGAR filings.

What are SIDU's key strengths?

Claude: Strong gross revenue growth of 90.4% YoY demonstrates market demand. Excellent liquidity position with $43.2M cash and 3.37x current ratio.

What are the risks of investing in SIDU?

Claude: Negative gross margin of -168.2% indicates company loses money on every sale—structural business model failure. Operating cash flow of -$18.2M coupled with -$26.3M free cash flow shows severe cash depletion.

What is SIDU's revenue and growth?

Sidus Space Inc. reported revenue of $3.4M.

Does SIDU pay dividends?

Sidus Space Inc. pays dividends, with $0.0M distributed to shareholders in the trailing twelve months.

Where can I find SIDU SEC filings?

Official SEC filings for Sidus Space Inc. (CIK: 0001879726) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is SIDU's EPS?

Sidus Space Inc. has a diluted EPS of $-1.19.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is SIDU a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, Sidus Space Inc. has a STRONG SELL rating with 92% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.

Is SIDU stock overvalued or undervalued?

Valuation metrics for SIDU: ROE of -58.2% (sector avg: 15%), net margin of -871.0% (sector avg: 14%). Compare these metrics with sector averages to assess valuation.

Should I buy SIDU stock in 2026?

Our dual AI analysis gives Sidus Space Inc. a combined STRONG SELL rating for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is SIDU's free cash flow?

Sidus Space Inc.'s operating cash flow is $-18.2M, with capital expenditures of $8.2M. FCF margin is -778.0%.

How does SIDU compare to other Telecom stocks?

Vs Telecom sector averages: Net margin -871.0% (avg: 14%), ROE -58.2% (avg: 15%), current ratio 3.37 (avg: 1).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Apr 15, 2026 | Data as of: 2025-12-31 | Powered by Claude AI