Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Sidus SpaceSIDU +0.85%28 Debt-to-Equity is 0.01 as of Jun. 2026, which is 96% below its 10-year median of 0.28. GuruFocus rates SIDU with a GF Score™ of 28/100 and a GF Value™ of $0.10 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 313 Aerospace & Defense companies, Sidus Space ranks better than 99.68% on this metric.
A high debt to equity ratio generally means that a company has been aggressive in financing its growth with debt. This can result in volatile earnings as a result of the additional interest expense.
The historical rank and industry rank for Sidus Space's Debt-to-Equity or its related term are showing as below:
SIDU'
s Debt-to-Equity Range Over the Past 10 Years
Min: -2.78 Med: 0.28 Max: 0.81
Current: 0.01
During the past 7 years, the highest Debt-to-Equity Ratio of Sidus Space was 0.81. The lowest was -2.78. And the median was 0.28.
SIDU's Debt-to-Equity is ranked better than 99.68% of 313
companies
in the Aerospace & Defense industry
Industry Median: 0.29
vs SIDU: 0.01
Because a company can increase its ROE % by having more financial leverage, it is important to watch the leverage ratio when investing in high ROE % companies.
Sidus Space Debt-to-Equity Related Terms
Sidus Space Debt-to-Equity Historical Data
* Premium members only.
The historical data trend for Sidus Space's Debt-to-Equity can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
SIDU vs EVTL, FJET, SIF: Debt-to-Equity Comparison
For the Aerospace & Defense subindustry, Sidus Space's Debt-to-Equity, along with its competitors' market caps and Debt-to-Equity data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Sidus Space Debt-to-Equity vs Aerospace & Defense Industry
For the Aerospace & Defense industry and Industrials sector, Sidus Space's Debt-to-Equity distribution charts can be found below:
* The bar in red indicates where Sidus Space's Debt-to-Equity falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Sidus Space (SIDU) has a Debt-to-Equity of 0.01 as of Jun. 2026. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on Sidus Space and its competitors. This is 96% below median its historical median of 0.28. According to the industry distribution chart, Sidus Space ranks #1 out of 313 companies in the Aerospace & Defense industry, placing it in the top 0.3%.
Is Sidus Space's Debt-to-Equity too high?
Sidus Space's current Debt-to-Equity of 0.01 is 96% below median its 10-year median of 0.28. The Aerospace & Defense industry median Debt-to-Equity is 0.29. Sidus Space's value of 0.01 is 96.6% below this industry median. Based on the distribution chart, Sidus Space ranks #1 out of 313 companies in the Aerospace & Defense industry, which is in the top quartile — a strong position relative to peers. Overall, Sidus Space has a GF Score™ of 28/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sidus Space's Debt-to-Equity compare to EVTL and FJET?
According to the Aerospace & Defense industry distribution chart, Sidus Space ranks #1 out of 313 companies for Debt-to-Equity. This places Sidus Space in the top 0% of its industry — outperforming the majority of peers. The industry median Debt-to-Equity is 0.29. Sidus Space's value of 0.01 is 96.6% below this benchmark. While the company's 10-year median is 0.28 vs. the industry median of 0.29, Sidus Space has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Debt-to-Equity for an Aerospace & Defense company?
The median Debt-to-Equity among Aerospace & Defense companies is 0.29, based on 313 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-Equity significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-Equity should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Sidus Space's current Debt-to-Equity of 0.01 is 96.6% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Debt-to-Equity mean?
A high Debt-to-Equity can signal that a stock is expensive relative to its fundamentals. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on Sidus Space and its competitors. For the Aerospace & Defense industry, the median Debt-to-Equity is 0.29 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sidus Space's current Debt-to-Equity is 0.01, which is 96% below median its own 10-year median of 0.28. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sidus Space stock overvalued right now?
Based on GuruFocus' analysis, Sidus Space (SIDU) is currently considered Significantly Overvalued. The stock's GF Value™ is $0.10, compared to a current price of $2.37 — trading 2270% above its estimated fair value. The current Debt-to-Equity is 0.01, which is 96% below median its 10-year median of 0.28 and 96.6% below the Aerospace & Defense industry median of 0.29. Sidus Space's overall GF Score™ is 28/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-Equity calculated?
Debt-to-Equity is calculated from a company's financial statements. For Sidus Space (SIDU), the current Debt-to-Equity is 0.01 as of Jun. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Sidus Space (SIDU) Overvalued in 2026?
Based on GuruFocus' analysis, Sidus Space stock appears to be overvalued.
The current stock price of $2.37 is trading 2270% above its estimated GF Value™ of $0.10.
GuruFocus considers Sidus Space to be Significantly Overvalued.
Key valuation signals for SIDU:
Debt-to-Equity: 0.01 (96% below median its 10-year median of 0.28)
GF Value™: $0.10 vs. price of $2.37 (2270% above fair value)
Industry Position: 96.6% below the Aerospace & Defense median (#1 of 313)
No single metric tells the full story. See the SIDU stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sidus Space Inc is a space and defense technology company with core capabilities that include dual use satellite manufacturing & technology integration, AI products and services, space and defense hardware components and space-based data solutions. The company generates revenue through a combination of: Satellite platform sales and customization, Payload hosting and mission services, Engineering and systems integration services, and Space and defense hardware manufacturing. The firm supports Commercial Space, Aerospace, Defense, Underwater Marine, and other commercial and government customers. The firm generates revenue principally from satellite platform and payload hosting contracts, manufacturing and engineering services, mission operations, and sales of proprietary hardware products.
28GF Score
Get the complete analysis for SIDU
Debt-to-Equity is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
SIDU has been successfully added to your 
