Insider Transactions Reported by 28 Insiders of IDEX CORP /DE/

Symbol: IEX on NYSE
Location: Northbrook, IL

Quick Takeaways

IEX - IDEX CORP /DE/ has 28 insiders with reported activity on this page.
Net insider value flow over the last year: +$455,450.
Recent transaction rows are available for direct filing-level review.

What Changed

Buy value: $500,673; sell value: $45,222.
Net share flow: +2,850.

Why This Matters

This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.

Source Evidence

Filed on Form 4

Issuer insider activity is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Insider trading overview

Last 12 months

Net insider flow leans to buying over the last 12 months. Net value: +$455,450.

Buys

$500,673

Shares: 3,100

Insiders: 2

Sells

$45,222

Shares: 250

Insiders: 1

Net

+$455,450

Shares: +2,850

Insiders: 1

Window (months)	Buy shares	Sell shares	Buy $	Sell $	Net $
0-3	0	0	$0	$0	$0
3-6	0	0	$0	$0	$0
6-9	600	0	$101,647	$0	+$101,647
9-12	2,500	250	$399,026	$45,222	+$353,804

IDEX CORP /DE/ executives and other stock owners filed with the SEC include:

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
Eric D. Ashleman	CEO and President, Director	$13,312,935			Mixed	22 Feb 2026
David C. Parry	Director	$4,954,755			Mixed	07 May 2024
William M. Cook	Director	$4,719,592			Mixed	06 May 2022
Sean M. Gillen	SVP, Chief Financial Officer	$3,795,678			Mixed	19 Feb 2026
William K. Grogan	Chief Financial Officer	$3,366,971			Mixed	23 Feb 2023
Livingston Satterthwaite	Director	$3,347,127			Mixed	07 May 2024
Katrina L. Helmkamp	Director	$2,698,244	+$399,026	+17%	Median	06 May 2026
Ernest J. Mrozek	Director	$2,195,978			Mixed	12 May 2021
Daniel J. Salliotte	SVP, Corporate Development	$2,181,104			Mixed	16 Feb 2022
Denise R. Singleton	SVP, General Counsel &Corp Sec	$1,996,344			Mixed	16 Feb 2022
Mark A. Buthman	Director	$1,900,238			Median	06 May 2026
Mark A. Beck	Director	$1,469,960			Median	06 May 2026
Abhishek Khandelwal	SVP, Chief Financial Officer	$1,362,381			Mixed	20 Feb 2025
Carl R. Christenson	Director	$1,356,419	+$101,647	+8.1%	Median	06 May 2026
Tara M. Tereso	Group Executive, HST	$1,210,853			Mixed	19 Feb 2026
Lakecia N. Gunter	Director	$933,533			Median	06 May 2026
Akhil Mahendra	Interim CFO	$910,781	-$45,223	-4.7%	Filing P/S	05 Jun 2025
Lisa M. Anderson	SVP, GC, CAO & Corp Sec	$864,188			Mixed	19 Feb 2026
Allison S. Lausas	VP, Chief Accounting Officer	$820,423			Mixed	19 Feb 2026
Stanfield Paris Watts	Director	$795,162			Median	06 May 2026
Alejandro Quiroz	Director	$763,886			Median	06 May 2026
Marc Uleman	Senior VP, Group Executive HST	$645,093			Mixed	23 Feb 2023
William L. Simmons	Group Executive, FMT & FSDP	$577,590			Mixed	19 Feb 2026
Melissa S. Flores	Svp, Chro	$494,268			Mixed	20 Feb 2025
Matthijs Glastra	Director	$356,354			Median	06 May 2026
Stephanie Disher	Director	$356,354			Median	06 May 2026
Roopa Unnikrishnan	SVP, Strategy&Corp Development	$229,847			Mixed	20 Feb 2025
Melissa Kapity	Former SVP, Group Exec FMT&FSD				Mixed	04 Jan 2023

Top shareholders of IDEX CORP /DE/ (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VANGUARD GROUP INC	13F	Company	12%	8,992,612	$1,600,145,378	—	31 Dec 2025	13F
WELLINGTON MANAGEMENT GROUP LLP	13D/G 13F	Company	8.3%	6,266,233	$1,137,133,303	+$220,600,739	30 Jun 2025	13D/G 13F
VANGUARD CAPITAL MANAGEMENT LLC	13D/G	Vanguard Capital Management	7.5%	5,588,265	$1,059,255,631	$0	31 Mar 2026	13D/G
BlackRock, Inc.	13F	Company	7.7%	5,686,058	$1,011,777,246	—	31 Dec 2025	13F
VANGUARD PORTFOLIO MANAGEMENT LLC	13D/G	Vanguard Portfolio Management	5.1%	3,777,844	$716,090,330	$0	31 Mar 2026	13D/G
MORGAN STANLEY	13F	Company	4.4%	3,266,370	$581,218,242	—	31 Dec 2025	13F
PRIMECAP MANAGEMENT CO/CA/	13F	Company	4.3%	3,226,787	$574,174,479	—	31 Dec 2025	13F
STATE STREET CORP	13F	Company	4.3%	3,172,410	$564,498,635	—	31 Dec 2025	13F
NORDEA INVESTMENT MANAGEMENT AB	13F	Company	3%	2,255,150	$401,416,700	—	31 Dec 2025	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	2.7%	2,034,942	$360,739,781	—	31 Dec 2025	13F
VAN ECK ASSOCIATES CORP	13F	Company	2.7%	1,976,856	$351,762,000	—	31 Dec 2025	13F
Impax Asset Management Group plc	13F	Company	2.3%	1,708,816	$304,066,749	—	31 Dec 2025	13F
Invesco Ltd.	13F	Company	2.3%	1,692,180	$301,106,510	—	31 Dec 2025	13F
Amundi	13F	Individual	2%	1,487,659	$264,670,330	—	31 Dec 2025	13F
DODGE & COX	13F	Company	1.7%	1,262,550	$224,658,147	—	31 Dec 2025	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.4%	1,063,763	$189,285,988	—	31 Dec 2025	13F
NORGES BANK	13F	Company	1.2%	914,850	$162,788,409	—	31 Dec 2025	13F
UBS Group AG	13F	Company	1.2%	894,371	$159,144,376	—	31 Dec 2025	13F
FIRST TRUST ADVISORS LP	13F	Company	1.2%	876,978	$156,049,505	—	31 Dec 2025	13F
Champlain Investment Partners, LLC	13F	Company	1.1%	830,647	$147,805,327	—	31 Dec 2025	13F
FENIMORE ASSET MANAGEMENT INC	13F	Company	1.1%	819,203	$145,769,051	—	31 Dec 2025	13F
Se Flossbach von Storch	13F	Individual	1.1%	798,104	$142,014,626	—	31 Dec 2025	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.1%	784,354	$139,573,383	—	31 Dec 2025	13F
NORTHERN TRUST CORP	13F	Company	1%	748,352	$133,161,754	—	31 Dec 2025	13F
BALYASNY ASSET MANAGEMENT L.P.	13F	Company	0.97%	720,142	$128,142,067	—	31 Dec 2025	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	0.95%	706,990	$125,801,800	—	31 Dec 2025	13F
Alecta Tjanstepension Omsesidigt	13F	Company	0.93%	689,900	$122,726,311	—	31 Dec 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.9%	667,134	$118,709,824	—	31 Dec 2025	13F
Fisher Asset Management, LLC	13F	Company	0.88%	655,587	$116,655,191	—	31 Dec 2025	13F
CITADEL ADVISORS LLC	13F	Company	0.75%	554,821	$98,724,849	—	31 Dec 2025	13F
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	13F	Company	0.7%	522,727	$93,014,967	—	31 Dec 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.67%	494,336	$87,962,104	—	31 Dec 2025	13F
DEUTSCHE BANK AG\	13F	Company	0.66%	489,441	$87,091,132	—	31 Dec 2025	13F
Bank of New York Mellon Corp	13F	Company	0.66%	488,108	$86,853,891	—	31 Dec 2025	13F
Legal & General Group Plc	13F	Company	0.65%	483,687	$86,067,260	—	31 Dec 2025	13F
SNYDER CAPITAL MANAGEMENT L P	13F	Company	0.64%	474,963	$84,514,916	—	31 Dec 2025	13F
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	13F	Company	0.62%	463,262	$82,432,840	—	31 Dec 2025	13F
Boston Trust Walden Corp	13F	Company	0.62%	462,703	$82,333,376	—	31 Dec 2025	13F
Robeco Schweiz AG	13F	Company	0.56%	412,636	$73,424,450	—	31 Dec 2025	13F
Pictet Asset Management Holding SA	13F	Company	0.55%	411,060	$73,147,347	—	31 Dec 2025	13F
WESTFIELD CAPITAL MANAGEMENT CO LP	13F	Company	0.54%	401,998	$71,531,524	—	31 Dec 2025	13F
WEITZ INVESTMENT MANAGEMENT, INC.	13F	Company	0.53%	391,475	$69,659,062	—	31 Dec 2025	13F
Findlay Park Partners LLP	13F	Company	0.5%	370,399	$65,908,798	—	31 Dec 2025	13F
DEPRINCE RACE & ZOLLO INC	13F	Company	0.48%	359,152	$63,907,507	—	31 Dec 2025	13F
JPMORGAN CHASE & CO	13F	Company	0.47%	348,333	$61,982,374	—	31 Dec 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.47%	347,369	$61,810,764	—	31 Dec 2025	13F
STATE FARM MUTUAL AUTOMOBILE INSURANCE CO	13F	Company	0.45%	335,939	$59,776,986	—	31 Dec 2025	13F
Interval Partners, LP	13F	Company	0.45%	333,774	$59,391,746	—	31 Dec 2025	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.4%	295,711	$52,618,813	—	31 Dec 2025	13F
SCHRODER INVESTMENT MANAGEMENT GROUP	13F	Company	0.37%	277,143	$49,686,197	—	31 Dec 2025	13F

Recent Insider Transactions by Companies or Individuals for IDEX CORP /DE/

Showing up to 300 most recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Value $	* Price $	Shares	Shares Owned	Date	Ownership
Stanfield Paris Watts	IEX	COMMON STOCK	Award	23.8%			805	4,195	06 May 2026	Direct
Alejandro Quiroz	IEX	COMMON STOCK	Award	25%			805	4,030	06 May 2026	Direct
Katrina L. Helmkamp	IEX	COMMON STOCK	Award	7.84%			1,035	14,235	06 May 2026	Direct
Lakecia N. Gunter	IEX	COMMON STOCK	Award	19.5%			805	4,925	06 May 2026	Direct
Matthijs Glastra	IEX	COMMON STOCK	Award	74.9%			805	1,880	06 May 2026	Direct
Stephanie Disher	IEX	COMMON STOCK	Award	74.9%			805	1,880	06 May 2026	Direct
Carl R. Christenson	IEX	COMMON STOCK	Award	12.7%			805	7,156	06 May 2026	Direct
Mark A. Buthman	IEX	COMMON STOCK	Award	8.73%			805	10,025	06 May 2026	Direct
Mark A. Beck	IEX	COMMON STOCK	Award	11.6%			805	7,755	06 May 2026	Direct
Tara M. Tereso	IEX	COMMON STOCK	Tax liability	-2.57%			-154	5,836	23 Feb 2026	Direct
Eric D. Ashleman	IEX	COMMON STOCK	Award	15.7%			9,040	66,658	22 Feb 2026	Direct
Eric D. Ashleman	IEX	OPTIONS (RIGHT TO BUY)	Award				38,165	38,165	22 Feb 2026	Direct
Allison S. Lausas	IEX	COMMON STOCK	Tax liability	-4.34%			-179	3,947	20 Feb 2026	Direct
Tara M. Tereso	IEX	COMMON STOCK	Award	21.4%			1,055	5,990	19 Feb 2026	Direct
Tara M. Tereso	IEX	OPTIONS (RIGHT TO BUY)	Award				4,445	4,445	19 Feb 2026	Direct
William L. Simmons	IEX	COMMON STOCK	Award	57.4%			1,055	2,892	19 Feb 2026	Direct
William L. Simmons	IEX	OPTIONS (RIGHT TO BUY)	Award				4,445	4,445	19 Feb 2026	Direct
Allison S. Lausas	IEX	COMMON STOCK	Award	7.14%			275	4,126	19 Feb 2026	Direct
Allison S. Lausas	IEX	OPTIONS (RIGHT TO BUY)	Award				1,145	1,145	19 Feb 2026	Direct
Sean M. Gillen	IEX	COMMON STOCK	Award	14.5%			2,410	19,005	19 Feb 2026	Direct
Sean M. Gillen	IEX	OPTIONS (RIGHT TO BUY)	Award				10,160	10,160	19 Feb 2026	Direct
Lisa M. Anderson	IEX	COMMON STOCK	Award	38.6%			1,205	4,327	19 Feb 2026	Direct
Lisa M. Anderson	IEX	OPTIONS (RIGHT TO BUY)	Award				5,080	5,080	19 Feb 2026	Direct
Sean M. Gillen	IEX	COMMON STOCK	Award				16,595	16,595	05 Jan 2026	Direct
Carl R. Christenson	IEX	COMMON STOCK	Purchase	10.4%	$101,647	$169.41	600	6,351	05 Nov 2025	Direct
Katrina L. Helmkamp	IEX	COMMON STOCK	Purchase	23.4%	$399,026	$159.61	2,500	13,200	07 Aug 2025	Direct
Akhil Mahendra	IEX	COMMON STOCK	Sale	-4.73%	$45,222	$180.89	-250	5,035	05 Jun 2025	Direct
Akhil Mahendra	IEX	COMMON STOCK	Award	109.7%			2,765	5,285	30 May 2025	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.