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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.
FTAI AviationFTAI -3.91%88 Debt-to-Equity is 8.55 as of Jun. 2026, which is 292% above its 10-year median of 2.18. GuruFocus rates FTAI with a GF Score™ of 88/100 and a GF Value™ of $240.56 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 319 Aerospace & Defense companies, FTAI Aviation ranks worse than 99.06% 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 FTAI Aviation's Debt-to-Equity or its related term are showing as below:
FTAI'
s Debt-to-Equity Range Over the Past 10 Years
Min: 0.24 Med: 2.18 Max: 128.56
Current: 8.55
During the past 13 years, the highest Debt-to-Equity Ratio of FTAI Aviation was 128.56. The lowest was 0.24. And the median was 2.18.
FTAI's Debt-to-Equity is ranked worse than 99.06% of 319
companies
in the Aerospace & Defense industry
Industry Median: 0.3
vs FTAI: 8.55
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.
FTAI Aviation Debt-to-Equity Related Terms
FTAI Aviation Debt-to-Equity Historical Data
* Premium members only.
The historical data trend for FTAI Aviation'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.
For the Aerospace & Defense subindustry, FTAI Aviation'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.
FTAI Aviation Debt-to-Equity vs Aerospace & Defense Industry
For the Aerospace & Defense industry and Industrials sector, FTAI Aviation's Debt-to-Equity distribution charts can be found below:
* The bar in red indicates where FTAI Aviation'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.
FTAI Aviation (FTAI) has a Debt-to-Equity of 8.55 as of Jun. 2026. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on FTAI Aviation and its competitors. This is 292% above median its historical median of 2.18. Over the past decade, FTAI Aviation's Debt-to-Equity has ranged from 0.24 to 128.56. According to the industry distribution chart, FTAI Aviation ranks #316 out of 319 companies in the Aerospace & Defense industry, placing it in the top 99.1%.
Is FTAI Aviation's Debt-to-Equity too high?
FTAI Aviation's current Debt-to-Equity of 8.55 is 292% above median its 10-year median of 2.18. Over the past 10 years, this metric has ranged from a low of 0.24 to a high of 128.56. The Aerospace & Defense industry median Debt-to-Equity is 0.30. FTAI Aviation's value of 8.55 is 2750% above this industry median. Based on the distribution chart, FTAI Aviation ranks #316 out of 319 companies in the Aerospace & Defense industry, which is in the bottom quartile relative to peers. Overall, FTAI Aviation has a GF Score™ of 88/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does FTAI Aviation's Debt-to-Equity compare to WWD and CW?
According to the Aerospace & Defense industry distribution chart, FTAI Aviation ranks #316 out of 319 companies for Debt-to-Equity. This places FTAI Aviation in the lower half of its industry. The industry median Debt-to-Equity is 0.30. FTAI Aviation's value of 8.55 is 2750% above this benchmark. Historically, FTAI Aviation's own Debt-to-Equity has ranged from 0.24 to 128.56 over the past decade. While the company's 10-year median is 2.18 vs. the industry median of 0.30, FTAI Aviation has consistently been above 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 0.30, based on 319 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. FTAI Aviation's current Debt-to-Equity of 8.55 is 2750% above 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 FTAI Aviation and its competitors. For the Aerospace & Defense industry, the median Debt-to-Equity is 0.30 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. FTAI Aviation's current Debt-to-Equity is 8.55, which is 292% above median its own 10-year median of 2.18. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is FTAI Aviation stock overvalued right now?
Based on GuruFocus' analysis, FTAI Aviation (FTAI) is currently considered Modestly Undervalued. The stock's GF Value™ is $240.56, compared to a current price of $187.35 — trading 22.1% below its estimated fair value. The current Debt-to-Equity is 8.55, which is 292% above median its 10-year median of 2.18 and 2750% above the Aerospace & Defense industry median of 0.30. FTAI Aviation's overall GF Score™ is 88/100 with 5 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 FTAI Aviation (FTAI), the current Debt-to-Equity is 8.55 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 FTAI Aviation (FTAI) Overvalued in 2026?
Based on GuruFocus' analysis, FTAI Aviation stock appears to be undervalued.
The current stock price of $187.35 is trading 22.1% below its estimated GF Value™ of $240.56.
GuruFocus considers FTAI Aviation to be Modestly Undervalued.
Key valuation signals for FTAI:
Debt-to-Equity: 8.55 (292% above median its 10-year median of 2.18)
GF Value™: $240.56 vs. price of $187.35 (22.1% below fair value)
Industry Position: 2750% above the Aerospace & Defense median (#316 of 319)
No single metric tells the full story. See the FTAI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
FTAI Aviation Ltd is an independent engine maintenance platform focused on the CFM56-5B, CFM56-7B, and V2500 aircraft engines, which power the 737NG and A320ceo aircraft. The company repairs and rebuilds engines in its maintenance facilities and with joint venture partners, and sells or leases engines through its proprietary Maintenance, Repair and Exchange (MRE) model under the Aerospace Products segment, which earns maximum revenue from North America and develops, repairs/refurbishes, and sells aircraft engines and aftermarket components. It also operates an Aviation Leasing segment, owning and managing a portfolio of on- and off-lease aircraft and engines, including engine transfers for rebuilding and sales.
88GF Score
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