Fortinet, Inc. (FTNT) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-19 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Fortinet, Inc. (FTNT) CIK: 0001262039 --- Reporting Owner --- Name: Xie Michael CIK: 0001475586 Role: Director, Officer (VP, ENGINEERING & CTO) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-19 | Code: G (Gift) Shares: -2,927,294 | Price: $0.00 Shares Owned After: 4,646,144 | Ownership: I (Indirect) | Nature: By Trust Footnotes: [F1] These securities are held by a grantor retained annuity trust for the benefit of the Reporting Person. [Transaction #2] Security: Common Stock Date: 2026-05-19 | Code: G (Gift) Shares: +2,927,294 | Price: $0.00 Shares Owned After: 22,752,908 | Ownership: I (Indirect) | Nature: By trust Footnotes: [F2] These securities are held by the 2010 K.A. Family Trust dated May 3, 2010, for which the Reporting Person serves as a trustee. [Transaction #3] Security: Common Stock Date: 2026-05-19 | Code: G (Gift) Shares: -2,927,294 | Price: $0.00 Shares Owned After: 4,646,144 | Ownership: I (Indirect) | Nature: By Trust Footnotes: [F3] These securities are held by a grantor retained annuity trust for the benefit of the Reporting Person's spouse. [Transaction #4] Security: Common Stock Date: 2026-05-19 | Code: G (Gift) Shares: +2,927,294 | Price: $0.00 Shares Owned After: 25,680,202 | Ownership: I (Indirect) | Nature: By trust Footnotes: [F2] These securities are held by the 2010 K.A. Family Trust dated May 3, 2010, for which the Reporting Person serves as a trustee. --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) [Holding #2] Security: Common Stock Ownership: I (Indirect) Footnotes: [F4] These securities are held by the KAXX Trust under the K.A. Children's Trust dated February 9, 2011, for which the Reporting Person and his spouse serve as trustees. [Holding #3] Security: Common Stock Ownership: I (Indirect) Footnotes: [F5] These securities are held by the KAJJ Trust under the K.A. Children's Trust dated February 9, 2011, for which the Reporting Person and his spouse serve as trustees. --- Footnotes (Complete Index) --- F1: These securities are held by a grantor retained annuity trust for the benefit of the Reporting Person. F2: These securities are held by the 2010 K.A. Family Trust dated May 3, 2010, for which the Reporting Person serves as a trustee. F3: These securities are held by a grantor retained annuity trust for the benefit of the Reporting Person's spouse. F4: These securities are held by the KAXX Trust under the K.A. Children's Trust dated February 9, 2011, for which the Reporting Person and his spouse serve as trustees. F5: These securities are held by the KAJJ Trust under the K.A. Children's Trust dated February 9, 2011, for which the Reporting Person and his spouse serve as trustees. --- Signature --- /s/ /s/ Robert Turner, by power of attorney (2026-05-20)