Fortinet, Inc. (FTNT) Insider Transactions

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F3 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F4 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F3 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F4 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F2, F1, F3, F4

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F3 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F4 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F3 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F4 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F2, F1, F3, F4

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F3 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F4 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 Securities held by The Ming Hsieh Trust (the "Hsieh Trust"). Mr. Hsieh is the trustee of the Hsieh Trust and possesses the sole voting and dispositive power with respect to securities held by the Hsieh Trust.

F3 These securities are held by the Pauline Hsieh Irrevocable Trust dated 05/12/04, of which the Reporting Person is a trustee.

F4 These securities are held by the Tiffany Hsieh Irrevocable Trust dated 05/12/04, of which the Reporting Person is a trustee.

F5 These securities are held by the Ming Hsieh Revocable Family Trust, of which the Reporting Person is a trustee.

F6 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F7 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F8 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F6, F1, F7, F8

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 Securities held by The Ming Hsieh Trust (the "Hsieh Trust"). Mr. Hsieh is the trustee of the Hsieh Trust and possesses the sole voting and dispositive power with respect to securities held by the Hsieh Trust.

F3 These securities are held by the Pauline Hsieh Irrevocable Trust dated 05/12/04, of which the Reporting Person is a trustee.

F4 These securities are held by the Tiffany Hsieh Irrevocable Trust dated 05/12/04, of which the Reporting Person is a trustee.

F5 These securities are held by the Ming Hsieh Revocable Family Trust, of which the Reporting Person is a trustee.

F6 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F7 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F8 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 The Reporting Person is a trustee of the Trust and may be deemed to have voting and dispositive power with regard to the shares held by the Trust. The Reporting Person disclaims beneficial ownership of the shares held by the Trust except to the extent of his pecuniary interest therein.

F3 GV Partners L.P. is a family limited partnership of which the Reporting Person is the managing member.

F4 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F5 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F6 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F4, F1, F5, F6

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") granted to the Reporting Person on August 12, 2026.

F2 The Reporting Person is a trustee of the Trust and may be deemed to have voting and dispositive power with regard to the shares held by the Trust. The Reporting Person disclaims beneficial ownership of the shares held by the Trust except to the extent of his pecuniary interest therein.

F3 GV Partners L.P. is a family limited partnership of which the Reporting Person is the managing member.

F4 Each RSU represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F5 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F6 RSUs do not expire; they either vest or are canceled prior to vest date.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 10, 2026.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

F2 Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. 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 range set forth herein.

F3 Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. 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 range set forth herein.

F4 The options are fully vested.

References: F4

Reported filing row; may be amended. Do not sum filings blindly.

F1 The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

F2 Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. 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 range set forth herein.

F3 Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. 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 range set forth herein.

F4 The options are fully vested.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

F2 Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. 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 range set forth herein.

F3 Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. 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 range set forth herein.

F4 The options are fully vested.

References:

Reported filing row; may be amended. Do not sum filings blindly.

F1 The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

F2 Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. 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 range set forth herein.

F3 Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. 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 range set forth herein.

F4 The options are fully vested.

References: F4

Reported filing row; may be amended. Do not sum filings blindly.

F1 The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

F2 Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. 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 range set forth herein.

F3 Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. 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 range set forth herein.

F4 The options are fully vested.

References: F1, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

F2 Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. 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 range set forth herein.

F3 Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. 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 range set forth herein.

F4 The options are fully vested.

References: F1, F2

Reported filing row; may be amended. Do not sum filings blindly.

F1 The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 5, 2026.

F2 Represents the weighted average sale price. The lowest price at which shares were sold was $165.00 and the highest price at which shares were sold was $165.96. 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 range set forth herein.

F3 Represents the weighted average sale price. The lowest price at which shares were sold was $166.00 and the highest price at which shares were sold was $166.04. 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 range set forth herein.

F4 The options are fully vested.

References:

Reported filing row; may be amended. Do not sum filings blindly.

F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F2 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F3 RSUs do not expire; they either vest or are canceled prior to vest date

References: F1, F2, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F2 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F3 RSUs do not expire; they either vest or are canceled prior to vest date

References: F1, F2, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F2 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F3 RSUs do not expire; they either vest or are canceled prior to vest date

References: F1, F2, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F2 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F3 RSUs do not expire; they either vest or are canceled prior to vest date

References: F1, F2, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F2 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F3 RSUs do not expire; they either vest or are canceled prior to vest date

References: F1, F2, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F2 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F3 RSUs do not expire; they either vest or are canceled prior to vest date

References: F1, F2, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's common stock upon settlement.

F2 The RSUs will vest in substantially equal increments on each of September 30, 2026, December 31, 2026, March 31, 2027, and the earlier of (i) June 30, 2027 and (ii) the date immediately preceding the Issuer's 2027 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.

F3 RSUs do not expire; they either vest or are canceled prior to vest date

References: F1, F2, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 Vesting of restricted stock units ("RSUs") previously granted to the Reporting Person.

F2 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.

F3 The reported transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 7, 2025.

F4 Each RSU represents a contingent right to receive one share of the Issuer's common stock.

F5 25% of the RSUs vested on May 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.

F6 RSUs and PSUs do not expire; they either vest or are canceled prior to the vesting date.

F7 25% of the RSUs will vest 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 settlement.

F8 25% of the RSUs vested on May 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 settlement.

References: F3