[Form 4] F5, INC. Insider Trading Activity

Rhea-AI Filing Summary

F5, Inc. (FFIV) reported a Form 4 for its Chief Financial Officer detailing equity activity on 11/01/2025. The officer acquired 783 shares of common stock at $0 upon the vesting/conversion of previously granted restricted stock units (code M), and 1,031 shares were disposed of at $253.05 to satisfy tax withholding (code F). Following these transactions, the officer directly holds 5,705 shares of common stock.

Related derivative entries show RSU conversions of 330 and 453 shares on 11/01/2025, with 3,624 RSUs remaining beneficially owned. Each RSU represents the right to receive one share on its vest date, and the November 1, 2024 RSU award vests in twelve equal quarterly installments beginning February 1, 2025.

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

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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^*

Werner Edward Cooper

(Last) (First) (Middle)

C/O F5, INC.

801 5TH AVE.

(Street)

SEATTLE WA 98104

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
F5, INC. [ FFIV ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/01/2025

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	11/01/2025		M		783(1)	A	$0	6,736	D
Common Stock	11/01/2025		F		1,031	D	$253.05	5,705	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 Unit(2)	$0	11/01/2025		M			330	(3)	(4)	Common Stock	330	$0	0	D
Restricted Stock Unit(2)	$0	11/01/2025		M			453	(5)	(4)	Common Stock	453	$0	3,624	D

Explanation of Responses:

1. Shares acquired upon the vesting of November 1, 2023 and November 1, 2024 awards of service-based Restricted Stock Units.

2. Each Restricted Stock Unit represents a contingent right to receive one share of F5, Inc. Common Stock on the vest date.

3. This 11/01/2023 grant is fully vested as of 11/01/2025.

4. If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5, Inc. will be issued to the reporting person on the vest date.

5. This November 1, 2024 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2025.

Remarks:

	/s/ Lisa L. Dilek by Power of Attorney	11/04/2025
	** 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 did F5 (FFIV) disclose in this Form 4?

The CFO reported RSU-related acquisitions of 783 shares and a tax withholding disposition of 1,031 shares at $253.05 on 11/01/2025.

How many F5 (FFIV) shares does the CFO hold after these transactions?

After the reported transactions, the CFO directly holds 5,705 shares of F5 common stock.

What RSU activity occurred on 11/01/2025 for F5 (FFIV)?

RSUs converted into 330 and 453 common shares (code M), and 3,624 RSUs remain beneficially owned.

What price was used for F5 (FFIV) tax withholding sales?

The tax withholding disposition (code F) was reported at $253.05 per share.

How do F5 (FFIV) RSUs convert to shares?

Each RSU represents a right to receive one share of common stock on the vest date, subject to continued service.

What is the vesting schedule for the 11/01/2024 F5 (FFIV) RSU award?

It vests in twelve equal quarterly installments beginning February 1, 2025.