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IDEX market cap IEX

Share price times shares outstanding: what the whole company sells for, since 2010.

Today, Oct 23, 2026
$16.9B
Highest close in our data
$18.5B
Mar 2024

IDEX is worth $16.9B at the close on Oct 23, 2026, at $229.05 a share.

That is up 34% over the last year and down 0% over five years.

Its highest close in our data was $18.5B in Mar 2024.

Market cap over time

Open the interactive chart, with overlays and comparisons

Year by year

YearEnd of yearLowHighChange
2026 so far$16.9B$13.4B$17.6B+25%
2025$13.5B$11.9B$17B−16%
2024$16B$14.7B$18.5B−3%
2023$16.4B$14.4B$18B−5%
2022$17.2B$13.2B$18.2B−4%
2021$18B$14.1B$18B+19%
2020$15.1B$8.9B$15.1B+15%
2019$13.1B$9.9B$13.1B+38%
2018$9.5B$9.5B$12B−6%
2017$10.1B$6.9B$10.2B+47%
2016$6.9B$5.4B$7.2B+17%
2015$5.9B$5.4B$6.2B−6%
2014$6.2B$5.4B$6.6B+4%
2013$6B$3.9B$6B+57%
2012$3.8B$3.1B$3.8B+23%
2011$3.1B$2.6B$3.9B−3%
2010$3.2B$2.5B$3.3Bn/a

Against its peers

Companies in Industrial - Machinery nearest IDEX's size, closest first, today.

What the market cap tells you

Share price times shares outstanding: what the whole company sells for today.

Size, not quality. Large caps move slower and are covered more. That is all it tells you.

More on IDEX

Valuation data, not investment advice. Prices as of . Reported figures come from the company's filings with the SEC.