FTNT Form 4: Director Jean Hu vested 649 RSUs on 09/30/2025

Rhea-AI Filing Summary

Jean X. Hu, a director of Fortinet, Inc. (FTNT), had 649 restricted stock units (RSUs) vest on 09/30/2025. The vesting converted to 649 shares of common stock at no cash price and increased the reporting person’s directly held common stock to 37,101 shares. The filing shows 649 RSUs settled into common shares and reports 1,948 derivative securities beneficially owned following the transaction. The RSUs were originally granted on 08/20/2025 and vest in substantially equal increments on 09/30/2025, 12/31/2025, 03/31/2026 and the earlier of 06/30/2026 or the date immediately before the issuer’s 2026 annual meeting, subject to continued service. RSUs do not expire and shares will be delivered following each vesting.

Insider Trade Summary

649 shares exercised/converted

Mixed 2 txns

Insider Hu Jean X.

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	649	$0.00	--
Exercise	Common Stock	649	$0.00	--

Holdings After Transaction: Restricted Stock Units — 1,948 shares (Direct); Common Stock — 37,101 shares (Direct)

Footnotes (1)

1. Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 20, 2025. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. The RSUs will vest in substantially equal increments on each of September 30, 2025, December 31, 2025, March 31, 2026, and the earlier of (i) June 30, 2026 and (ii) the date immediately preceding the Issuer's 2026 annual meeting of stockholders, subject to the Reporting Person's provision of services to the Issuer on each vesting date. Shares of the Issuer's Common Stock will be delivered to the Reporting Person following vesting. RSUs do not expire; they either vest or are canceled prior to vest date

Form 4 Insider Transactions: What Each Field Means →

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).

1. Name and Address of Reporting Person^*

Hu Jean X.

(Last) (First) (Middle)

C/O FORTINET, INC.

909 KIFER ROAD

(Street)

SUNNYVALE CA 94086

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Fortinet, Inc. [ FTNT ]

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)
09/30/2025

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	09/30/2025		M(1)		649	A	$0	37,101	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 Units	$0(2)	09/30/2025		M(1)			649	(3)	(4)	Common Stock	649	$0	1,948	D

Explanation of Responses:

1. Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 20, 2025.

2. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

3. The RSUs will vest in substantially equal increments on each of September 30, 2025, December 31, 2025, March 31, 2026, and the earlier of (i) June 30, 2026 and (ii) the date immediately preceding the Issuer's 2026 annual meeting of stockholders, subject to the Reporting Person's provision of services to the Issuer on each vesting date. Shares of the Issuer's Common Stock will be delivered to the Reporting Person following vesting.

4. RSUs do not expire; they either vest or are canceled prior to vest date

	/s/ Robert Turner, by power of attorney	10/02/2025
	** 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).
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FAQ

What transaction did Fortinet director Jean X. Hu report on Form 4 (FTNT)?

The Form 4 reports the vesting and settlement of 649 RSUs into 649 shares of Fortinet common stock on 09/30/2025 at a reported price of $0 per share.

How many Fortinet shares does Jean X. Hu beneficially own after the transaction (FTNT)?

After the reported transaction, the filing shows 37,101 shares of common stock beneficially owned directly by the reporting person.

When were the RSUs granted and what is the vesting schedule?

The RSUs were granted on 08/20/2025 and vest in substantially equal increments on 09/30/2025, 12/31/2025, 03/31/2026, and the earlier of 06/30/2026 or the day before the 2026 annual meeting, subject to continued service.

How many derivative securities are reported after the transaction?

The filing reports 1,948 derivative securities beneficially owned following the reported transaction.

Did the Form 4 indicate any cash purchase price for the vested RSUs?

No. The filing reports the settlement price as $0, indicating the RSUs converted to shares without a cash purchase price upon vesting.