Fortinet COO granted 15,660 RSUs

Whittle John reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Whittle John reported acquisition or exercise transactions in this Form 4 filing.

Fortinet, Inc. chief operating officer John Whittle reported an equity compensation grant in the form of 15,660 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Fortinet common stock, so this award ties his compensation to the company’s share performance over time.

According to the vesting schedule, 25% of the RSUs will vest on February 1, 2027, with the remaining 75% vesting in equal installments on each quarterly anniversary thereafter until fully vested, subject to his continued service. The RSUs do not expire; they either vest or are canceled before vesting, and shares will be delivered upon settlement.

Insider Trade Summary

Grant/Award: 15,660 shares

Grant/Award 1 txn

Insider Whittle John

Role CHIEF OPERATING OFFICER

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	15,660	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 15,660 contracts (Direct)

Footnotes (3)

1. F1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock.
2. F2. 25% of the RSUs will vest on February 1, 2027, and the remaining 75% of the RSUs will vest in equal installments on each quarterly anniversary thereafter, until such time as the RSUs are 100% vested, subject to the Reporting Person's provision of service to the Issuer on each vesting date. Shares of the Issuer's common stock will be delivered to the Reporting Person upon settlement.
3. F3. RSUs do not expire; they either vest or are canceled prior to the vesting date.

FAQ

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

What insider transaction did Fortinet (FTNT) report for John Whittle?

Fortinet reported that COO John Whittle received a grant of 15,660 restricted stock units. Each RSU represents a contingent right to one share of Fortinet common stock, aligning his compensation with long-term shareholder value and company performance over time.

How many restricted stock units did Fortinet COO John Whittle receive?

John Whittle received 15,660 restricted stock units from Fortinet as an equity award. These RSUs provide potential future shares, subject to vesting conditions and continued service, and are a common form of long-term incentive compensation for senior executives at public companies.

What is the vesting schedule for John Whittle’s Fortinet RSU grant?

For John Whittle’s Fortinet RSU grant, 25% of the 15,660 units vest on February 1, 2027. The remaining 75% vest in equal quarterly installments afterward, contingent on his continued service, gradually delivering shares as long-term performance and retention conditions are met.

Do the Fortinet restricted stock units granted to John Whittle expire?

The restricted stock units granted to John Whittle do not have an expiration date. They either vest according to the specified schedule or are canceled before vesting, and common shares are delivered to him only when the RSUs successfully vest and settle.

What does each Fortinet RSU granted to John Whittle represent?

Each Fortinet RSU granted to John Whittle represents a contingent right to receive one share of the company’s common stock. This means he does not receive shares immediately, but can receive them over time as vesting conditions and service requirements are satisfied.

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

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Accepted by SEC EDGAR 02/23/2026 - 04:21 PM Learn about SEC filing dates

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).

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^*

Whittle John

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

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

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(1)	02/20/2026		A		15,660		(2)	(3)	Common Stock	15,660	$0	15,660	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock.

2. 25% of the RSUs will vest on February 1, 2027, and the remaining 75% of the RSUs will vest in equal installments on each quarterly anniversary thereafter, until such time as the RSUs are 100% vested, subject to the Reporting Person's provision of service to the Issuer on each vesting date. Shares of the Issuer's common stock will be delivered to the Reporting Person upon settlement.

3. RSUs do not expire; they either vest or are canceled prior to the vesting date.

	/s/ Robert Turner, by power of attorney	02/23/2026
	** 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.