F5 EVP Thomas Dean Fountain sells 9,387 shares

Fountain's reported post-sale position was 8,060 directly held shares; the transaction was made under a plan dated October 29, 2025.

Available on EDGAR 11/05/2026 - 05:20 PM EST Accepted by SEC EDGAR 11/05/2026 - 05:20 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

F5, Inc. EVP Global Services & Strategy Thomas Dean Fountain sold 9,387 common shares at $329.7399 per share on November 4, 2026, pursuant to a Rule 10b5-1 trading plan dated October 29, 2025. Fountain’s reported direct holdings after the sale were 8,060 shares.

Insider Trade Summary 10b5-1

Net Seller: 9,387 shares

Net Sell 1 txn

Insider FOUNTAIN THOMAS DEAN

Role EVP Global Services & Strategy

Sold 9,387 shs ($3.10M)

Share of Position Sold 53.8%

Type	Security	Shares	Price	Value
Sale	Common Stock F1	9,387	$329.7399	$3.10M

Holdings After Transaction: Common Stock — 8,060 shares (Direct)

Holdings Before and After: Common Stock, 17,447 to 8,060 shares (Direct)

Other Insiders: 6 other insiders reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (1)

1. F1. This transaction was executed pursuant to a Rule 10b5-1 trading plan dated 10/29/2025.

Key Figures

Common shares sold: 9,387 shares Sale price: $329.7399 per share Direct holdings after sale: 8,060 shares

3 metrics

Common shares sold 9,387 shares Sale on November 4, 2026

Sale price $329.7399 per share Sale on November 4, 2026

Direct holdings after sale 8,060 shares Following the November 4, 2026 sale

Key Terms

Rule 10b5-1 trading plan

1 terms

Rule 10b5-1 trading plan regulatory

"executed pursuant to a Rule 10b5-1 trading plan dated October 29, 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.

FAQ

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

How many FFIV shares did Thomas Dean Fountain sell, and at what price?

Thomas Dean Fountain, F5, Inc.'s EVP Global Services & Strategy, sold 9,387 shares at $329.7399 per share on November 4, 2026, pursuant to a Rule 10b5-1 trading plan dated October 29, 2025.

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

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

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).

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^*

FOUNTAIN THOMAS DEAN

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP Global Services & Strategy

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/04/2026

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	11/04/2026		S		9,387(1)	D	$329.7399	8,060	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:

1. This transaction was executed pursuant to a Rule 10b5-1 trading plan dated 10/29/2025.

Remarks:

	/s/ Angelique M. Okeke by Power of Attorney	11/05/2026
	** 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)