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F5, Inc. (NASDAQ: FFIV) executive sells 1,000 shares as RSUs vest

Filing Impact
(Very High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

F5, Inc. Chief Product Marketing Officer John Anthony Maddison reported several equity transactions. On August 3, 2026, he sold 1000 shares of Common Stock at an average price of $405.8528 per share pursuant to a Rule 10b5-1 trading plan dated November 6, 2025. On August 1, 2026, 454 service-based Restricted Stock Units vested into Common Stock, with 250 shares withheld to pay the exercise price or tax liability, and 4087 RSUs remaining from the November 3, 2025 award, which vest in equal quarterly increments subject to continued service.

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Insights

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Insider Maddison John Anthony
Role Chief Product Mkting Officer
Sold 1,000 shs ($406K)
Approx. gross sale proceeds $406K
Approx. exercise cost $0.00
Type Security Shares Price Value
Sale Common Stock F2 1,000 $405.8528 $406K
Exercise Restricted Stock Unit F3, F4, F5 454 $0.00 $0.00
Exercise Common Stock F1 454 $0.00 $0.00
Exercise Price or Tax Liability Common Stock 250 $402.57 $101K
Holdings After Transaction: Restricted Stock Unit — 4,087 shares (Direct); Common Stock — 1,353 shares (Direct)
Footnotes (5)
  1. F1. Shares acquired upon the vesting of the November 3, 2025 awards of service-based Restricted Stock Units.
  2. F2. This transaction was executed pursuant to a Rule 10b5-1 trading plan dated 11/06/2025.
  3. F3. Each Restricted Stock Unit represents a contingent right to receive one share of F5, Inc. Common Stock on the vest date.
  4. F4. This November 3, 2025 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2026.
  5. F5. 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.
Shares sold 1000 shares Common Stock sale on 2026-08-03 under Rule 10b5-1 trading plan
Sale price 405.8528 per share Average price for 1000-share Common Stock sale on 2026-08-03
RSUs vested 454 units Service-based Restricted Stock Units vesting into Common Stock on 2026-08-01
Shares withheld 250 shares Common Stock used for payment of exercise price or tax liability on 2026-08-01
RSUs remaining 4087 units Service-based Restricted Stock Units remaining from November 3, 2025 award after 2026-08-01 vesting
Rule 10b5-1 trading plan regulatory
"This transaction was executed pursuant to a Rule 10b5-1 trading plan dated 11/06/2025."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
Restricted Stock Unit financial
"Each Restricted Stock Unit represents a contingent right to receive one share of F5, Inc."
A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.
service-based Restricted Stock Units financial
"November 3, 2025 awards of service-based Restricted Stock Units."
Service-based restricted stock units are promises by a company to give employees shares of stock only after they remain employed for a specified period; the stock is delivered gradually or all at once once the service condition is met. Investors care because these awards affect future share supply and company costs, align employee interests with long-term performance, and can influence dilution and earnings reports when the promised shares are recorded or issued.

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

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FAQ

What insider stock sale did F5 (FFIV) disclose for John Anthony Maddison?
John Anthony Maddison sold 1000 shares of F5 Common Stock on August 3, 2026 at an average price of $405.8528 per share. The sale was executed under a Rule 10b5-1 trading plan dated November 6, 2025.

Were John Anthony Maddison’s F5 (FFIV) share sales made under a Rule 10b5-1 plan?
Yes. The 1000-share sale on August 3, 2026 was executed pursuant to a Rule 10b5-1 trading plan dated November 6, 2025. The filing also affirms the Rule 10b5-1 checkbox at the document level.

How many F5 (FFIV) Restricted Stock Units vested for John Anthony Maddison?
On August 1, 2026, 454 Restricted Stock Units from a November 3, 2025 service-based award vested into an equal number of Common Stock shares. This award vests in twelve equal quarterly increments beginning February 1, 2026.

How many F5 (FFIV) Restricted Stock Units does John Anthony Maddison still hold from the 2025 award?
After the August 1, 2026 vesting, 4087 service-based Restricted Stock Units from the November 3, 2025 award remain reported. These RSUs are scheduled to vest in equal quarterly increments, conditioned on continued service with the company.

What tax or exercise-price withholding occurred in John Anthony Maddison’s F5 (FFIV) transactions?
On August 1, 2026, 250 shares of F5 Common Stock were used for the payment of the exercise price or tax liability, at a transaction price of $402.5700 per share, in connection with the equity award activity.
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).
X
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*
Maddison John Anthony
(Last)(First)(Middle)
C/O F5, INC.
801 5TH AVE.
(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)
Chief Product Mkting Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/01/2026		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 Stock08/01/2026M454(1)A$02,603D
Common Stock08/01/2026F250D$402.572,353D
Common Stock08/03/2026S1,000(2)D$405.85281,353D
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
Restricted Stock Unit(3)$008/01/2026M454 (4) (5)Common Stock454$04,087D
Explanation of Responses:
1. Shares acquired upon the vesting of the November 3, 2025 awards of service-based Restricted Stock Units.
2. This transaction was executed pursuant to a Rule 10b5-1 trading plan dated 11/06/2025.
3. Each Restricted Stock Unit represents a contingent right to receive one share of F5, Inc. Common Stock on the vest date.
4. This November 3, 2025 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2026.
5. 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.
Remarks:
/s/ Angelique M. Okeke by Power of Attorney08/04/2026
** 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)

Source: View Original Filing on SEC EDGAR