Market Cap for IDEX (IEX)
According to IDEX's latest reported financial statements, the company's latest reported market cap is $13.31B USD. Market capitalization is the total dollar value of all outstanding shares — shares outstanding × stock price — and the standard measure of a company's equity value. On this page, historical market cap snaps filing-period share counts to closing prices on or before each statement date (not intraday tick data).
Headline figure above is from the reporting period ending (reported ). Chart and table below cover the full reported history back to .
IEX
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Latest period
$13.31B
YoY change
+22.1%
5Y CAGR
-1.9%
Peak year (2021)
$18.05B
Latest annual
$16.37B
Market Cap history chart for IDEX (IEX) from 1989 to 2026
Market Cap history table for IDEX (IEX) from 1989 to 2026
| Fiscal year | Period ended | Reported | Market Cap | YoY |
|---|---|---|---|---|
| 2026 | $16.37B | +22.1% | ||
| 2025 | $13.40B | -15.7% | ||
| 2024 | $15.89B | -3.6% | ||
| 2023 | $16.48B | -5.0% | ||
| 2022 | $17.35B | -3.9% | ||
| 2021 | $18.05B | +18.6% | ||
| 2020 | $15.22B | +15.7% | ||
| 2019 | $13.15B | +34.3% | ||
| 2018 | $9.79B | -4.0% | ||
| 2017 | $10.21B | +47.6% | ||
| 2016 | $6.91B | +15.7% | ||
| 2015 | $5.97B | -4.9% | ||
| 2014 | $6.28B | +3.2% | ||
| 2013 | $6.09B | +56.5% | ||
| 2012 | $3.89B | +25.5% | ||
| 2011 | $3.10B | -3.3% | ||
| 2010 | $3.21B | +27.5% | ||
| 2009 | $2.51B | +26.5% | ||
| 2008 | $1.99B | -33.0% | ||
| 2007 | $2.97B | +15.9% | ||
| 2006 | $2.56B | +18.1% | ||
| 2005 | $2.17B | +4.2% | ||
| 2004 | $2.08B | +50.1% | ||
| 2003 | $1.39B | +30.4% | ||
| 2002 | $1.06B | -0.8% | ||
| 2001 | $1.07B | +5.6% | ||
| 2000 | $1.01B | +11.0% | ||
| 1999 | $913.83M | +24.1% | ||
| 1998 | $736.35M | -29.8% | ||
| 1997 | $1.05B | +33.0% | ||
| 1996 | $788.52M | -2.0% | ||
| 1995 | $804.39M | +45.8% | ||
| 1994 | $551.76M | +19.6% | ||
| 1993 | $461.48M | +55.6% | ||
| 1992 | $296.60M | +70.5% | ||
| 1991 | $173.97M | +71.4% | ||
| 1990 | $101.52M | -29.8% | ||
| 1989 | $144.71M | — |
Market Cap values are taken from IDEX's reported income statements (10-Q quarterly and 10-K annual filings with the U.S. Securities and Exchange Commission). Each row shows the period end date and the date the filing was reported; YoY compares each figure to the same period one year earlier. Amounts are in USD as filed.
Analysis
As of the 2026 fiscal year, IDEX (IEX) reported market cap of $16.37B – grew 22.1% year-over-year.
Across 2021–2026 (5 years), IDEX market cap produced a CAGR of -1.9% – with a net decline across the window.
IDEX market cap peaked at $18.05B in 2021; the latest annual figure is $16.37B in 2026 (9.4% below peak).
2021 marks the peak market cap at $18.05B, with the historical low of $101.52M recorded in 1990.
Within Industrials, IDEX (IEX) ranks 9th among 8 peers we track. The peer median for market cap is $171.07B.
IDEX Market Cap by Year
IDEX Market Cap 2026: $16.37B
IDEX market cap in 2026 was $16.37B, grew 22.1% from 2025.
IDEX Market Cap 2025: $13.40B
IDEX market cap in 2025 was $13.40B, declined 15.7% below 2024.
IDEX Market Cap 2024: $15.89B
IDEX market cap in 2024 was $15.89B, edged down 3.6% below 2023.
IDEX Market Cap 2023: $16.48B
IDEX market cap in 2023 was $16.48B, declined 5.0% below 2022.
IDEX Market Cap 2022: $17.35B
IDEX market cap in 2022 was $17.35B.
See more financial history for IDEX (IEX).
Sector peers — Market Cap
Companies in the same sector as IDEX, ranked by their latest market cap.
| Company | Market Cap | Sector |
|---|---|---|
| Caterpillar Inc. (CAT) | $380.54B | Industrials |
| GE Aerospace (GE) | $302.16B | Industrials |
| RTX Corporation (RTX) | $236.58B | Industrials |
| The Boeing Company (BA) | $181.88B | Industrials |
| Eaton Corporation plc (ETN) | $160.26B | Industrials |
| Union Pacific Corporation (UNP) | $158.96B | Industrials |
| Deere & Company (DE) | $152.30B | Industrials |
| Honeywell International Inc. (HON) | $134.92B | Industrials |
Frequently asked questions
What is IDEX's market cap?
- Latest reported market cap for IDEX (IEX) is $13.31B (period ending December 31, 2025).
How has IDEX market cap changed year-over-year?
- IDEX (IEX) market cap changed +22.1% year-over-year on the latest annual filing.
What is the long-term growth rate of IDEX market cap?
- IDEX (IEX) market cap compound annual growth rate is -1.9% over the most recent 5 years available.
When did IDEX market cap hit its highest annual value?
- IDEX market cap reached its highest annual value of $18.05B in 2021.
What was IDEX market cap in 2025?
- IDEX (IEX) market cap in 2025 was $13.40B.
What was IDEX market cap in 2026?
- IDEX (IEX) market cap in 2026 was $16.37B.
Metrics overview
Pick a metric for charts, filings, and peers — each row shows the latest TTM or annual value with year-over-year change.
Explore more
IEX Overview
Company profile, financial tools, and key metrics
IEX Revenue Counter
Earns $109.64 every second. See per minute, hour, and day.
IEX Earnings Counter
Earns $15.32 per second net profit. See per minute, hour, and day.
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Exceeds Belize's GDP. Compare with world economies.
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IEX How It Makes Money
Discover visual breakdown of $3.46B in revenue — where it comes from and where it goes.
IEX Stock Seasonality
Best and worst months to invest. Historical monthly returns heatmap.
IEX Price Target Scenarios
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IEX Daily Price Character
Steady · 48.7% historical win rate (green days). Streaks & record days.
IEX Buybacks
1.87% TTM buyback yield. Shareholder yield & SBC comparison.
IEX Stock Split History
4 splits on record. Dates, ratios, and cumulative multiple.
IEX Dividend Profile
Yield: 1.31%. Safety: 7/8. See full history.
IEX Dividend Calculator
How much dividend income would $1,000 have earned? Calculate from any date.
IEX Dividend Forecast
Project future income with DRIP, growth assumptions, and optional monthly contributions.