STOCK TITAN

Fortinet (FTNT) CEO sells 5,355 shares following RSU vesting

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

Rhea-AI Filing Summary

Fortinet, Inc. president and CEO Ken Xie reported several equity transactions in early May 2026. On May 4, 2026, he completed open-market sales totaling 5,355 shares of Fortinet common stock at weighted average prices around $87–$90 per share under a Rule 10b5-1 trading plan.

On May 1, 2026, previously granted restricted stock units vested, delivering a total of 13,092 shares of common stock. In connection with this vesting, 6,611 shares were withheld and cancelled to satisfy federal and state tax withholding obligations. A separate holding entry shows 4,848,774 common shares held indirectly by his spouse.

Positive

  • None.

Negative

  • None.

Insights

Ken Xie’s Form 4 shows small, pre-planned sales plus routine RSU vesting.

Fortinet CEO Ken Xie executed open-market sales of 5,355 shares of common stock on May 4, 2026, at weighted average prices between about $87 and $90 per share. A footnote states these trades were made under a Rule 10b5-1 trading plan adopted on December 9, 2024, indicating they were pre-scheduled rather than opportunistic.

On May 1, 2026, several blocks of RSUs vested, converting into a total of 13,092 shares of common stock. To cover related tax obligations, 6,611 shares were relinquished and cancelled in an exempt transaction under Section 16b-3(e). The filing also records 4,848,774 shares held indirectly by his spouse. Overall, this pattern reflects compensation-related vesting and a modest, planned net share sale, which is typically viewed as a routine liquidity event rather than a major shift in insider positioning.

Insider Xie Ken
Role PRESIDENT & CEO
Sold 5,355 shs ($476K)
Type Security Shares Price Value
Sale Common Stock 410 $87.0417 $36K
Sale Common Stock 425 $88.0878 $37K
Sale Common Stock 4,383 $89.1247 $391K
Sale Common Stock 137 $89.6107 $12K
Exercise Restricted Stock Units 6,260 $0.00 --
Exercise Restricted Stock Units 4,557 $0.00 --
Exercise Restricted Stock Units 2,275 $0.00 --
Exercise Common Stock 6,260 $0.00 --
Exercise Common Stock 4,557 $0.00 --
Exercise Common Stock 2,275 $0.00 --
Tax Withholding Common Stock 6,611 $86.29 $570K
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 52,982,949 shares (Direct, null); Restricted Stock Units — 18,780 shares (Direct, null); Common Stock — 4,848,774 shares (Indirect, By Spouse)
Footnotes (1)
  1. Vesting of restricted stock units ("RSUs") previously granted to the Reporting Person. Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 9, 2024. Represents the weighted average sale price. The lowest price at which shares were sold was $86.51 and the highest price at which shares were sold was $87.48. The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the ranges set forth in footnotes (4), (5), (6) and (7) to this Form 4. Represents the weighted average sale price. The lowest price at which shares were sold was $87.52 and the highest price at which shares were sold was $88.515. Represents the weighted average sale price. The lowest price at which shares were sold was $88.52 and the highest price at which shares were sold was $89.51. Represents the weighted average sale price. The lowest price at which shares were sold was $89.52 and the highest price at which shares were sold was $89.70. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement. 25% of the RSUs vested on February 1, 2024, 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. RSUs do not expire; they either vest or are canceled prior to the vesting date. 25% of the RSUs vested on February 1, 2025, 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. 25% of the RSUs vested on February 1, 2026, 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 vesting.
Open-market shares sold 5,355 shares Common stock sales on May 4, 2026
Sale price range $86.51–$89.70 per share Weighted average sale price ranges in footnotes
RSU shares vested 13,092 shares Common stock delivered from RSU vesting on May 1, 2026
Shares withheld for taxes 6,611 shares Shares relinquished and cancelled for tax withholding
Indirect spouse holdings 4,848,774 shares Common stock held indirectly by spouse as of May 1, 2026
10b5-1 plan adoption date December 9, 2024 Date Ken Xie adopted trading plan for reported sales
Rule 10b5-1 trading plan regulatory
"The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 9, 2024."
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 Units financial
"Vesting of restricted stock units ("RSUs") previously granted to the Reporting Person."
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
Section 16b-3(e) regulatory
"Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security..."
weighted average sale price financial
"Represents the weighted average sale price. The lowest price at which shares were sold was $86.51 and the highest price at which shares were sold was $87.48."
contingent right financial
"Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement."
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*
Xie Ken

(Last)(First)(Middle)
C/O FORTINET, INC.
909 KIFER ROAD

(Street)
SUNNYVALE CALIFORNIA 94086

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Fortinet, Inc. [ FTNT ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
PRESIDENT & CEO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/01/2026
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 Stock05/01/2026M(1)6,260A$052,983,138D
Common Stock05/01/2026M(1)4,557A$052,987,695D
Common Stock05/01/2026M(1)2,275A$052,989,970D
Common Stock05/01/2026F(2)6,611D$86.2952,983,359D
Common Stock05/04/2026S(3)410D$87.0417(4)52,982,949D
Common Stock05/04/2026S(3)425D$88.0878(5)52,982,524D
Common Stock05/04/2026S(3)4,383D$89.1247(6)52,978,141D
Common Stock05/04/2026S(3)137D$89.6107(7)52,978,004D
Common Stock4,848,774IBy Spouse
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 Units$0(8)05/01/2026M(1)6,260 (9) (10)Common Stock6,260$018,780D
Restricted Stock Units$0(8)05/01/2026M(1)4,557 (11) (10)Common Stock4,557$031,904D
Restricted Stock Units$0(8)05/01/2026M(1)2,275 (12) (10)Common Stock2,275$025,029D
Explanation of Responses:
1. Vesting of restricted stock units ("RSUs") previously granted to the Reporting Person.
2. Exempt transaction pursuant to Section 16b-3(e) - payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. All of the shares reported as disposed of in this Form 4 were relinquished by the Reporting Person and cancelled by the Issuer in exchange for the Issuer's agreement to pay federal and state tax withholding obligations of the Reporting Person resulting from the vesting of restricted stock units.
3. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 9, 2024.
4. Represents the weighted average sale price. The lowest price at which shares were sold was $86.51 and the highest price at which shares were sold was $87.48. The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the ranges set forth in footnotes (4), (5), (6) and (7) to this Form 4.
5. Represents the weighted average sale price. The lowest price at which shares were sold was $87.52 and the highest price at which shares were sold was $88.515.
6. Represents the weighted average sale price. The lowest price at which shares were sold was $88.52 and the highest price at which shares were sold was $89.51.
7. Represents the weighted average sale price. The lowest price at which shares were sold was $89.52 and the highest price at which shares were sold was $89.70.
8. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.
9. 25% of the RSUs vested on February 1, 2024, 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.
10. RSUs do not expire; they either vest or are canceled prior to the vesting date.
11. 25% of the RSUs vested on February 1, 2025, 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.
12. 25% of the RSUs vested on February 1, 2026, 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 vesting.
/s/ Robert Turner, by power of attorney05/05/2026
** 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)

FAQ

What did Fortinet (FTNT) CEO Ken Xie report in this Form 4?

Ken Xie reported several stock transactions, including open-market sales of 5,355 Fortinet common shares and the vesting of restricted stock units that delivered 13,092 shares, with a portion of those shares withheld to satisfy tax obligations related to the RSU vesting.

How many Fortinet (FTNT) shares did Ken Xie sell and at what prices?

Ken Xie sold a total of 5,355 Fortinet common shares in open-market transactions on May 4, 2026, at weighted average prices ranging from about $86.51 to $89.70 per share, based on detailed price ranges disclosed in multiple footnotes to the Form 4.

Were Ken Xie’s Fortinet (FTNT) share sales made under a Rule 10b5-1 plan?

Yes. A footnote explains that the reported open-market sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Ken Xie on December 9, 2024, indicating these transactions were pre-arranged rather than timed discretionarily based on short-term market conditions.

What RSU activity did Ken Xie disclose for Fortinet (FTNT)?

Ken Xie disclosed vesting of several restricted stock unit awards on May 1, 2026, converting into a total of 13,092 Fortinet common shares. The RSUs vest in scheduled quarterly installments, subject to his continued service, and each RSU settles into one share of common stock upon vesting.

How many Fortinet (FTNT) shares were withheld for Ken Xie’s taxes?

To cover federal and state tax withholding obligations from the RSU vesting, 6,611 Fortinet common shares were relinquished by Ken Xie and cancelled by the company in an exempt Section 16b-3(e) transaction, instead of him selling separate shares in the open market for taxes.