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F5 Chad Michael Whalen acquires 15,612 shares

F5, Inc. reported that Chad Michael Whalen, EVP, Worldwide Sales, acquired 15,612 shares of common stock on October 29, 2026.

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Form Type
4

Rhea-AI Filing Summary

F5, Inc. reported that Chad Michael Whalen, EVP, Worldwide Sales, acquired 15,612 shares of common stock on October 29, 2026. The shares were acquired based on achievement of performance targets for Restricted Stock Unit awards dated November 1, 2023, November 1, 2024, and November 3, 2025. Whalen’s directly held position following the transaction was 37,148 shares.

Insider WHALEN CHAD MICHAEL
Role EVP, Worldwide Sales
Type Security Shares Price Value
Grant/Award Common Stock F1 15,612 $0.00 $0.00
Holdings After Transaction: Common Stock — 37,148 shares (Direct)
Holdings Before and After: Common Stock, 21,536 to 37,148 shares (Direct)
Footnotes (1)
  1. F1. Shares acquired based on achievement of performance targets for the November 1, 2023, November 1, 2024, and November 3, 2025 awards of Restricted Stock Units.
Shares acquired 15,612 shares Performance-based award on October 29, 2026
Direct shares following transaction 37,148 shares Reported after the October 29, 2026 transaction
Restricted Stock Unit award dates November 1, 2023; November 1, 2024; November 3, 2025 Awards associated with achievement of performance targets
Restricted Stock Units financial
"awards of Restricted Stock Units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
performance targets financial
"achievement of performance targets"

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How many shares did F5 executive Chad Michael Whalen acquire?

Chad Michael Whalen, EVP, Worldwide Sales, acquired 15,612 shares of F5, Inc. common stock on October 29, 2026, based on achievement of performance targets for Restricted Stock Unit awards.

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SEC Form 4
FORM 4UNITED 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*
WHALEN CHAD MICHAEL

(Last)(First)(Middle)
C/O F5, INC.
801 5TH AVENUE

(Street)
SEATTLE WASHINGTON 98104

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
F5, INC. [ FFIV ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
EVP, Worldwide Sales
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
10/29/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock10/29/2026A15,612(1)A$037,148D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Shares acquired based on achievement of performance targets for the November 1, 2023, November 1, 2024, and November 3, 2025 awards of Restricted Stock Units.
Remarks:
/s/ Angelique M. Okeke by Power of Attorney11/02/2026
** Signature of Reporting PersonDate
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)

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