IDEX executive uses 218 shares for tax payment

IDEX CORP (IEX) reported that executive William L. Simmons, Group Executive, FMT & FSDP, had 218 shares of common stock disposed of on September 16, 2026 as a payment of exercise price or tax liability by delivering or withholding securities.

Available on EDGAR 09/18/2026 - 04:27 PM EDT Accepted by SEC EDGAR 09/18/2026 - 04:26 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

IDEX CORP (IEX) reported that executive William L. Simmons, Group Executive, FMT & FSDP, had 218 shares of common stock disposed of on September 16, 2026 as a payment of exercise price or tax liability by delivering or withholding securities. Following this transaction, he directly holds 2,674 shares of IDEX common stock. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Exercise Price or Tax Liability: 218 shares

Exercise Price or Tax Liability 1 txn

Insider Simmons William L.

Role Group Executive, FMT & FSDP

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	COMMON STOCK	218	$222.84	$49K

Holdings After Transaction: COMMON STOCK — 2,674 shares (Direct)

Key Figures

Shares disposed: 218 shares Per-share value in transaction: $222.84 per share Shares held after transaction: 2,674 shares

3 metrics

Shares disposed 218 shares Common stock delivered or withheld on September 16, 2026 for exercise price or tax liability

Per-share value in transaction $222.84 per share Value reported for the 218 shares used to pay exercise price or tax liability

Shares held after transaction 2,674 shares Directly owned common stock by William L. Simmons after the September 16, 2026 transaction

Key Terms

Payment of exercise price or tax liability, withholding securities, directly holds

3 terms

Payment of exercise price or tax liability financial

"described as a payment of exercise price or tax liability by delivering or withholding securities"

withholding securities financial

"payment of exercise price or tax liability by delivering or withholding securities"

directly holds financial

"Following this transaction, he directly holds 2,674 shares"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did IEX report for William L. Simmons?

IDEX reported that William L. Simmons had 218 shares of common stock disposed of on September 16, 2026 as a payment of exercise price or tax liability by delivering or withholding securities, leaving him with 2,674 directly held shares.

Was the September 16, 2026 IEX insider transaction a market sale?

No. The Form 4 describes the September 16, 2026 transaction as a payment of exercise price or tax liability by delivering or withholding securities, not as an open market purchase or sale.

How many IEX shares does William L. Simmons own after this Form 4?

After the reported transaction, William L. Simmons directly holds 2,674 shares of IDEX CORP common stock, according to the Form 4 data.

At what price were the 218 IEX shares valued in the Form 4?

The 218 shares used for payment of exercise price or tax liability were reported at a value of $222.84 per share in the Form 4.

Was the IEX Form 4 transaction made under a Rule 10b5-1 trading plan?

No. The filing’s Rule 10b5-1 checkbox is not checked, so no Rule 10b5-1 trading plan is reported for this transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Simmons William L.

(Last) (First) (Middle)

3100 SANDERS ROAD

SUITE 301

(Street)

NORTHBROOK ILLINOIS 60062

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
IDEX CORP /DE/ [ IEX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Group Executive, FMT & FSDP

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
COMMON STOCK	09/16/2026		F		218	D	$222.84	2,674	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Sam Rayburn, by Power of Attorney	09/18/2026
	** 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 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 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, see 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)