Flowserve (NYSE: FLS) exec exercises RSUs, withholds shares for taxes

Rhea-AI Filing Summary

Flowserve Corp President, FPD, Lamar L. Duhon reported equity compensation activity involving restricted stock units and common shares. On March 2, 2026, he exercised multiple restricted stock unit awards that had vested on March 1, 2026, receiving common stock, and delivered shares at $88.52 per share to cover tax obligations.

Insider Trade Summary

7,061 shares exercised/converted

Mixed 6 txns

Insider Duhon Lamar L.

Role President, FPD

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	4,124	$0.00	--
Exercise	Restricted Stock Units	2,937	$0.00	--
Exercise	Common Stock	4,258	$0.00	--
Tax Withholding	Common Stock	1,719	$88.52	$152K
Exercise	Common Stock	2,983	$0.00	--
Tax Withholding	Common Stock	1,174	$88.52	$104K

Holdings After Transaction: Restricted Stock Units — 25,114 shares (Direct); Common Stock — 37,633 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

Duhon Lamar L.

(Last) (First) (Middle)

5215 N. O'CONNOR BLVD.

SUITE 700

(Street)

IRVING TX 75039

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FLOWSERVE CORP [ FLS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, FPD

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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

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

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

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	03/02/2026		M		4,258	A	$0	37,633	D
Common Stock	03/02/2026		F		1,719	D	$88.52	35,914	D
Common Stock	03/02/2026		M		2,983	A	$0	38,897	D
Common Stock	03/02/2026		F		1,174	D	$88.52	37,723	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
Restricted Stock Units	(1)	03/02/2026		M			4,124	(1)	(1)	Common Stock	4,124	$0	25,114	D
Restricted Stock Units	(1)	03/02/2026		M			2,937	(1)	(1)	Common Stock	2,937	$0	22,177	D

Explanation of Responses:

1. Each restricted stock unit represents the right to receive, at settlement, one share of common stock (plus dividends accrued on the underlying shares) and are granted to the reporting person pursuant to the issuer's long-term incentive compensation plan for employees. These restricted stock units vested on March 1, 2026, and settled on the next business day.

Remarks:

	/s/ Shakeeb Mir, attorney-in-fact	03/04/2026
	** 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.

FAQ

What insider transactions did Flowserve (FLS) executive Lamar L. Duhon report?

Lamar L. Duhon reported a mix of equity award exercises and tax-related share deliveries. He exercised restricted stock units into common stock and used a portion of those shares, delivered at $88.52 per share, to satisfy tax withholding obligations under Flowserve’s long-term incentive plan.

What type of securities were involved in the Flowserve (FLS) Form 4 filing?

The Form 4 shows transactions in restricted stock units and common stock. Restricted stock units represent the right to receive one Flowserve common share at settlement, plus accrued dividends, and are granted under the company’s long-term incentive compensation plan for employees, including senior executives.

When did Lamar L. Duhon’s Flowserve (FLS) restricted stock units vest and settle?

The restricted stock units vested on March 1, 2026 and settled on the next business day. Upon settlement, each unit converted into one share of Flowserve common stock, consistent with the terms of the company’s long-term incentive compensation plan described in the filing footnote.

How were taxes handled in the reported Flowserve (FLS) insider transactions?

Taxes were handled through tax-withholding dispositions coded as “F” transactions. Common shares were delivered at $88.52 per share to pay the tax liability arising from the restricted stock unit vesting and settlement, instead of the executive paying those taxes in separate cash.

Does the Flowserve (FLS) Form 4 show open-market buying or selling by Lamar L. Duhon?

The Form 4 reflects derivative exercises of restricted stock units and tax-withholding dispositions of common stock. The codes used are “M” for exercises or conversions of derivative securities and “F” for delivering shares to satisfy tax obligations associated with those equity awards.