IDEX (IEX) Market Cap: $16,627 Mil (As of Jul. 28, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
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.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
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.

IEX IDEX Corp IEX
92 GF Score
Price $224.65
GF Value $223.66
Valuation Fairly Valued
! 8 Warning Signs
View Full Analysis

What is IDEX Market Cap?

IDEX IEX +0.37% 92 Market Cap is $16,627 Mil as of Jul. 28, 2026. GuruFocus rates IEX with a GF Score™ of 92/100 and a GF Value™ of $223.66 (Fairly Valued). The stock has 8 warning signs investors should review. Among 3,100 Industrial Products companies, IDEX ranks better than 97.97% on this metric.

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). IDEX's share price for the quarter that ended in Mar. 2026 was $189.55. IDEX's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 74 Mil. Therefore, IDEX's market cap for the quarter that ended in Mar. 2026 was $14,084 Mil.

IDEX's quarterly market cap increased from Sep. 2025 ($12,207 Mil) to Dec. 2025 ($13,274 Mil) and increased from Dec. 2025 ($13,274 Mil) to Mar. 2026 ($14,084 Mil).

IDEX's annual market cap declined from Dec. 2023 ($16,442 Mil) to Dec. 2024 ($15,885 Mil) and declined from Dec. 2024 ($15,885 Mil) to Dec. 2025 ($13,274 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. IDEX's Enterprise Value for Today is $17,939 Mil.


IDEX  (NYSE:IEX) 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 company’s 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.


IDEX Market Cap Related Terms


IDEX Market Cap Historical Data

* Premium members only.

The historical data trend for IDEX'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.

IDEX Market Cap Chart

IDEX Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Market Cap
Get a 7-Day Free Trial Premium Member Only Premium Member Only 18,006.40 17,264.94 16,441.52 15,885.11 13,274.32

IDEX Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Market Cap Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 13,699.43 13,237.98 12,207.00 13,274.32 14,083.57

IEX vs NDSN, ITT, RRX: Market Cap Comparison

For the Specialty Industrial Machinery subindustry, IDEX'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.


IDEX Market Cap vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, IDEX's Market Cap distribution charts can be found below:

* The bar in red indicates where IDEX's Market Cap falls into.


IEX
92GF Score
IDEX Corp IEX
Market Cap is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

IDEX Market Cap Calculation

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.

IDEX's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as

Market Cap (A: Dec. 2025 )=Share Price (A: Dec. 2025 )*Shares Outstanding (EOP) (A: Dec. 2025 )
=$177.94*74.600
=$13,274

IDEX's Market Cap for the quarter that ended in Mar. 2026 is calculated as

Market Cap (Q: Mar. 2026 )=Share Price (Q: Mar. 2026 )*Shares Outstanding (EOP) (Q: Mar. 2026 )
=$189.55*74.300
=$14,084

* 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.

Frequently Asked Questions Learn more about Market Cap →
What does a Market Cap of $16,627 Mil mean?
IDEX (IEX) has a Market Cap of $16,627 Mil as of Jul. 28, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on IDEX and its competitors. According to the industry distribution chart, IDEX ranks #63 out of 3100 companies in the Industrial Products industry, placing it in the top 2%.
Is IDEX's Market Cap too high?
IDEX's current Market Cap is $16,627 Mil. The Industrial Products industry median Market Cap is 260.92. IDEX's value of $16,627 Mil is 6272.4% above this industry median. Based on the distribution chart, IDEX ranks #63 out of 3100 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, IDEX has a GF Score™ of 92/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does IDEX's Market Cap compare to NDSN and ITT?
According to the Industrial Products industry distribution chart, IDEX ranks #63 out of 3100 companies for Market Cap. This places IDEX in the top 2% of its industry — outperforming the majority of peers. The industry median Market Cap is 260.92. IDEX's value of $16,627 Mil is 6272.4% 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 Industrial Products company?
The median Market Cap among Industrial Products companies is 260.92, based on 3,100 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. IDEX's current Market Cap of $16,627 Mil is 6272.4% 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 IDEX and its competitors. For the Industrial Products industry, the median Market Cap is 260.92 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. IDEX's current Market Cap is $16,627 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is IDEX stock overvalued right now?
Based on GuruFocus' analysis, IDEX (IEX) is currently considered Fairly Valued. The stock's GF Value™ is $223.66, compared to a current price of $224.65 — trading 0.4% above its estimated fair value. The current Market Cap is $16,627 Mil and 6272.4% above the Industrial Products industry median of 260.92. IDEX's overall GF Score™ is 92/100 with 8 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 IDEX (IEX), the current Market Cap is $16,627 Mil as of Jul. 28, 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 IDEX (IEX) Overvalued in 2026?

Based on GuruFocus' analysis, IDEX stock appears to be overvalued. The current stock price of $224.65 is trading 0.4% above its estimated GF Value™ of $223.66. GuruFocus considers IDEX to be Fairly Valued.

Key valuation signals for IEX:

  • Market Cap: $16,627 Mil
  • GF Value™: $223.66 vs. price of $224.65 (0.4% above fair value)
  • GF Score™: 92/100 with 8 warning signs
  • Industry Position: 6272.4% above the Industrial Products median (#63 of 3100)

No single metric tells the full story. See the IEX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


IDEX Business Description

Other Exchanges ID7:GermanyI1EX34:Brazil
Address 3100 Sanders Road, Suite 301, Northbrook, IL, USA, 60062
Idex manufactures pumps, flow meters, valves, and fluidic systems for customers in a variety of end markets, including industrial, fire and safety, life science, and water. The firm's business is organized into three segments: fluid and metering technologies, health and science technologies, and fire and safety and diversified products. The company generated $3.5 billion in revenue in 2025.
92GF Score

Get the complete analysis for IEX

Market Cap is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$224.65
Price
$223.66
GF Value