F5 (NASDAQ: FFIV) director gets 987 RSUs, exercises 934 into stock

Rhea-AI Filing Summary

Director Elizabeth Buse of F5, Inc. reported compensation-related equity activity. She received a grant of 987 Restricted Stock Units (RSUs), each representing one share of common stock upon vesting. These RSUs will fully vest on the first business day before the annual shareholder meeting for fiscal 2026, to be held in 2027, if she continues serving as a director through the vest date.

On a separate date, she exercised 934 RSUs, which converted into 934 shares of F5 common stock at a price of $0.00 per share. Following this exercise, she directly holds 5,947 shares of common stock. No open‑market purchases or sales were reported; the transactions reflect equity awards and RSU vesting.

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

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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^*

Buse Elizabeth

(Last) (First) (Middle)

C/O F5, INC.

801 5TH AVENUE

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
03/11/2026

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	03/11/2026		M		934	A	$0	5,947	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(1)	$0	03/11/2026		M			934	(2)	(3)	Common Stock	934	$0	0	D
Restricted Stock Unit(1)	$0	03/12/2026		A		987		(4)	(3)	Common Stock	987	$0	987	D

Explanation of Responses:

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

2. Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2025 (to be held in 2026) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5, Inc. will be issued to the reporting person on the vest date.

3. 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.

4. Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2026 (to be held in 2027) if the reporting person continues to serve as a director on the vest date, and 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 Attorney	03/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transactions did Elizabeth Buse report for F5 (FFIV)?

Elizabeth Buse reported a grant of 987 Restricted Stock Units and the exercise of 934 RSUs into 934 shares of F5 common stock. These are compensation-related equity awards, with no open-market share purchases or sales disclosed in this filing.

How many F5 (FFIV) Restricted Stock Units were granted to Elizabeth Buse?

Elizabeth Buse received a grant of 987 Restricted Stock Units, each representing one future share of F5 common stock upon vesting. The RSUs vest in full if she continues serving as a director through the specified vesting date tied to the fiscal 2026 shareholder meeting.

When do Elizabeth Buse’s new F5 (FFIV) RSUs vest?

The new Restricted Stock Units will fully vest on the first business day before the annual shareholder meeting for F5’s fiscal 2026, scheduled to be held in 2027. Vesting requires that she continue to serve as a director through that vest date, per the filing footnotes.

How many F5 (FFIV) shares does Elizabeth Buse hold after these transactions?

After exercising 934 Restricted Stock Units into common shares, Elizabeth Buse directly holds 5,947 shares of F5 common stock. This total reflects her updated direct ownership position as reported, following the compensation-related RSU exercise and with no reported share sales.

Did Elizabeth Buse sell any F5 (FFIV) shares in this Form 4?

No share sales were reported. The Form 4 shows only equity award activity: a grant of 987 Restricted Stock Units and the exercise of 934 RSUs into an equal number of common shares. Both are compensation and vesting-related, not open-market buying or selling transactions.

What does each Restricted Stock Unit for F5 (FFIV) represent for Elizabeth Buse?

Each Restricted Stock Unit represents a contingent right to receive one share of F5 common stock on the vest date. Shares are issued only if vesting conditions are met, including continued service as a director through the applicable vesting date described in the filing’s footnotes.