Idex Corp /De/ (IEX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

75,176,471Shares Outstanding

1,829,037Shares held by institutions

$382,652,831Value of institutional holdings

98.87%Institutional ownership %

4.07%Shares Changed QoQ

591No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

The institutional landscape for Idex Corp /De/ (NYSE:IEX) includes 591 filers as of the latest reporting cycle ending December 2025.

The percentage of Idex owned by institutions changed from 100.4% in September 2025 to 98.9% in December 2025, marking a slight down trend.
In percentage terms, this reflects as a holdings change of 4.07% quarter on quarter, and a decrease of 3.43% year over year.
Of these 591 institutional investors, 272 increased their holdings in Idex, while 208 of them reduced positions, and 111 investors maintained their exposure.
The aggregate institutional position in Idex now stands at 74.33Mn shares as of December 2025, after investors increased their holdings (up by 2.91Mn shares quarter on quarter which is down 411.87K shares year over year).
As of December 31, 2025, VANGUARD GROUP INC held Idex's largest shareholding position with over 8.99Mn shares, representing 11.96% of total outstanding shares.
Among the most significant buyers of Idex during December 2025 were PRIMECAP MANAGEMENT CO/CA/ (1.50Mn), DODGE & COX (918.21K), NORGES BANK (914.85K), MILLENNIUM MANAGEMENT LLC (793.53K), BALYASNY ASSET MANAGEMENT L.P. (718.14K).
Leading sellers of Idex stock in December 2025 included WELLINGTON MANAGEMENT GROUP LLP (785.43K), T. Rowe Price Investment Management, Inc. (636.90K), Pictet Asset Management Holding SA (328.27K), Squarepoint Ops LLC (288.14K), VOLORIDGE INVESTMENT MANAGEMENT, LLC (286.64K).
The top 10 institutional holders of Idex for the quarter ending December 2025 included VANGUARD GROUP INC (8.99Mn), WELLINGTON MANAGEMENT GROUP LLP (5.69Mn), BlackRock, Inc. (5.69Mn), MORGAN STANLEY (3.27Mn), PRIMECAP MANAGEMENT CO/CA/ (3.23Mn), STATE STREET CORP (3.17Mn), NORDEA INVESTMENT MANAGEMENT AB (2.26Mn), GEODE CAPITAL MANAGEMENT, LLC (2.03Mn), VAN ECK ASSOCIATES CORP (1.98Mn), Impax Asset Management Group plc (1.71Mn).

591 Institutional Holders

1,829,037 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD GROUP INC	31 Dec, 2025	8,992,612	-100,375	-1.10%	$1,600,145,378.00
WELLINGTON MANAGEMENT GROUP LLP	31 Dec, 2025	5,692,502	-785,427	-12.12%	$1,012,923,806.00
BlackRock, Inc.	31 Dec, 2025	5,686,058	5,277	0.09%	$1,011,777,246.00
MORGAN STANLEY	31 Dec, 2025	3,266,370	-104,372	-3.10%	$581,218,242.00
PRIMECAP MANAGEMENT CO/CA/	31 Dec, 2025	3,226,787	1,496,207	86.46%	$574,174,479.00
STATE STREET CORP	31 Dec, 2025	3,172,410	17,668	0.56%	$564,498,635.00
NORDEA INVESTMENT MANAGEMENT AB	31 Dec, 2025	2,255,150	-109,162	-4.62%	$401,416,700.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	2,034,942	7,844	0.39%	$360,739,781.00
VAN ECK ASSOCIATES CORP	31 Dec, 2025	1,976,856	63,699	3.33%	$351,762.00
Impax Asset Management Group plc	31 Dec, 2025	1,708,816	-252,003	-12.85%	$304,066,749.00
Amundi	31 Dec, 2025	1,487,659	-30,244	-1.99%	$264,670,330.00
DODGE & COX	31 Dec, 2025	1,262,550	918,208	266.66%	$224,658,147.00
MILLENNIUM MANAGEMENT LLC	31 Dec, 2025	1,063,763	793,530	293.65%	$189,285,988.00
NORGES BANK	31 Dec, 2025	914,850	914,850	0.00%	$162,788,409.00
UBS Group AG	31 Dec, 2025	906,711	298,415	49.06%	$161,340,156.00
FIRST TRUST ADVISORS LP	31 Dec, 2025	876,978	-125,479	-12.52%	$156,049,505.00
Champlain Investment Partners, LLC	31 Dec, 2025	830,647	-111,280	-11.81%	$147,805,327.00
FENIMORE ASSET MANAGEMENT INC	31 Dec, 2025	819,203	-55,476	-6.34%	$145,769,051.00
FLOSSBACH VON STORCH SE	31 Dec, 2025	798,104	7,084	0.90%	$142,014,626.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	784,354	164,179	26.47%	$139,573,383.00

1 - 20 of 591

Research Tools