Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). TransDigm Group's share price for the quarter that ended in Mar. 2026 was $1158.96. TransDigm Group's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 56 Mil. Therefore, TransDigm Group's market cap for the quarter that ended in Mar. 2026 was $64,870 Mil.
TransDigm Group's quarterly market cap
increased
from Sep. 2025 ($74,305 Mil) to Dec. 2025 ($75,001 Mil) but then
declined
from Dec. 2025 ($75,001 Mil) to Mar. 2026 ($64,870 Mil).
TransDigm Group's annual market cap
increased
from Sep. 2023 ($46,631 Mil) to Sep. 2024 ($80,228 Mil) but then
declined
from Sep. 2024 ($80,228 Mil) to Sep. 2025 ($74,305 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. TransDigm Group's Enterprise Value for Today is $100,357 Mil.
TransDigm Group (NYSE:TDG) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
TransDigm Group Market Cap Related Terms
TransDigm Group Market Cap Historical Data
* Premium members only.
The historical data trend for TransDigm Group's Market Cap 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, TransDigm Group's Market Cap, along with its competitors' market caps and Market Cap 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.
TransDigm Group Market Cap vs Aerospace & Defense Industry
For the Aerospace & Defense industry and Industrials sector, TransDigm Group's Market Cap distribution charts can be found below:
* The bar in red indicates where TransDigm Group's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
TransDigm Group's Market Cap for the fiscal year that ended in Sep. 2025 is calculated as
* 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.
TransDigm Group (TDG) has a Market Cap of $72,230 Mil as of Jul. 11, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on TransDigm Group and its competitors. According to the industry distribution chart, TransDigm Group ranks #13 out of 360 companies in the Aerospace & Defense industry, placing it in the top 3.6%.
Is TransDigm Group's Market Cap too high?
TransDigm Group's current Market Cap is $72,230 Mil. The Aerospace & Defense industry median Market Cap is 818.92. TransDigm Group's value of $72,230 Mil is 8720.2% above this industry median. Based on the distribution chart, TransDigm Group ranks #13 out of 360 companies in the Aerospace & Defense industry, which is in the top quartile — a strong position relative to peers. Overall, TransDigm Group has a GF Score™ of 89/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does TransDigm Group's Market Cap compare to NOC and HONAV?
According to the Aerospace & Defense industry distribution chart, TransDigm Group ranks #13 out of 360 companies for Market Cap. This places TransDigm Group in the top 4% of its industry — outperforming the majority of peers. The industry median Market Cap is 818.92. TransDigm Group's value of $72,230 Mil is 8720.2% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for an Aerospace & Defense company?
The median Market Cap among Aerospace & Defense companies is 818.92, based on 360 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. TransDigm Group's current Market Cap of $72,230 Mil is 8720.2% 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 Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on TransDigm Group and its competitors. For the Aerospace & Defense industry, the median Market Cap is 818.92 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. TransDigm Group's current Market Cap is $72,230 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TransDigm Group stock overvalued right now?
Based on GuruFocus' analysis, TransDigm Group (TDG) is currently considered Modestly Undervalued. The stock's GF Value™ is $1,595.02, compared to a current price of $1,291.35 — trading 19% below its estimated fair value. The current Market Cap is $72,230 Mil and 8720.2% above the Aerospace & Defense industry median of 818.92. TransDigm Group's overall GF Score™ is 89/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For TransDigm Group (TDG), the current Market Cap is $72,230 Mil as of Jul. 11, 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 TransDigm Group (TDG) Overvalued in 2026?
Based on GuruFocus' analysis, TransDigm Group stock appears to be undervalued.
The current stock price of $1,291.35 is trading 19% below its estimated GF Value™ of $1,595.02.
GuruFocus considers TransDigm Group to be Modestly Undervalued.
Key valuation signals for TDG:
Market Cap: $72,230 Mil
GF Value™: $1,595.02 vs. price of $1,291.35 (19% below fair value)
Industry Position: 8720.2% above the Aerospace & Defense median (#13 of 360)
No single metric tells the full story. See the TDG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
TransDigm manufactures and services a broad set of specialized parts for commercial and military aircraft. The firm organizes itself in three segments: power and control, airframes, and a small non-aviation segment, which serves mostly off-road vehicles and mining equipment. It operates as an acquisitive holding company that focuses on buying up smaller firms that make proprietary aerospace products with substantial aftermarket demand. TransDigm regularly employs financial leverage to amplify its operating results.
89GF Score
Get the complete analysis for TDG
Market Cap is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
TDG has been successfully added to your 
