Latest EDGAR 4 filed on 2026-05-13, report date 2026-05-11: ASHLEMAN ERIC D / IDEX CORP /DE/ reports ownership changes; on 05/11/2026; in COMMON STOCK; including 15,385 shares at 93.27 per share; 82,043 shares at 214.9457 per share; 10,470 shares at 214.9457 per share; 71,573 shares at 215.8115 per share; 4,915 shares at 215.8115 per share; 1. The transaction was executed in multiple trades at prices ranging from $214.425 to $215.41, inclusive. The price reported in Column 4 above reflects the weighted average sale price. The reporting person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in footnotes 1 through 2 of this Form 4. 2. The transaction was executed in multiple trades at prices ranging from $215.425 to $216.165, inclusive. /s/ Sam Rayburn, by Power of Attorney 05/13/2026 ** Signature of Reporting Person Date Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see Instruction (b)(v). ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. * Form 4: SEC 1474 (03-26)