ROBERTSON ANGUS JAMES BRUCE

SEC source: 0001209191-21-062683 · doc4.xml · derivative · entry 5

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,852

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F6 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F4 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-062683 · doc4.xml · derivative · entry 4

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,096

Underlying: Common Stock · 432 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F5 · derivative.exercise_date: Ten percent (10%) of this August 1, 2019 award of service-based Restricted Stock Units vests on August 1, 2020, Ten percent (10%) vests in four equal quarterly increments beginning November 1, 2020, Twenty five percent (25%) vests in four equal quarterly increments beginning November 1, 2021, and the remaining fifty five percent (55%) vests in four equal quarterly increments beginning November 1, 2022.

F4 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-062683 · doc4.xml · derivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,351

Underlying: Common Stock · 794 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F3 · derivative.exercise_date: This November 2, 2020 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2021.

F4 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-062683 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,043

SEC source: 0001209191-21-062683 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,704

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Shares acquired upon vesting of the August 1, 2019, November 1, 2019 and the November 2, 2020 awards of service-based Restricted Stock Units.

SEC source: 0001209191-21-062293 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,765

F1 · shares: Shares acquired based on performance targets for the November 1, 2019 and November 2, 2020 awards of Restricted Stock Units.

SEC source: 0001209191-21-049257 · doc4.xml · derivative · entry 5

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,565

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F6 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F4 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-049257 · doc4.xml · derivative · entry 4

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,528

Underlying: Common Stock · 173 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F5 · derivative.exercise_date: Ten percent (10%) of this August 1, 2019 award of service-based Restricted Stock Units vests on August 1, 2020, Ten percent (10%) vests in four equal quarterly increments beginning November 1, 2020, Twenty five percent (25%) vests in four equal quarterly increments beginning November 1, 2021, and the remaining fifty five percent (55%) vests in four equal quarterly increments beginning November 1, 2022.

F4 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-049257 · doc4.xml · derivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,145

Underlying: Common Stock · 794 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F3 · derivative.exercise_date: This November 2, 2020 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2021.

F4 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-049257 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,387

SEC source: 0001209191-21-049257 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,047

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Shares acquired upon vesting of the August 1, 2019, November 1, 2019 and the November 2, 2020 awards of service-based Restricted Stock Units.

SEC source: 0001209191-21-029815 · doc4.xml · derivative · entry 6

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,278

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F7 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F5 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-029815 · doc4.xml · derivative · entry 5

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,701

Underlying: Common Stock · 172 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F6 · derivative.exercise_date: Ten percent (10%) of this August 1, 2019 award of service-based Restricted Stock Units vests on August 1, 2020, Ten percent (10%) vests in four equal quarterly increments beginning November 1, 2020, Twenty five percent (25%) vests in four equal quarterly increments beginning November 1, 2021, and the remaining fifty five percent (55%) vests in four equal quarterly increments beginning November 1, 2022.

F5 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-029815 · doc4.xml · derivative · entry 4

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,939

Underlying: Common Stock · 794 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F4 · derivative.exercise_date: This November 2, 2020 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2021.

F5 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-029815 · doc4.xml · nonDerivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,367

SEC source: 0001209191-21-029815 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,026

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Shares acquired upon vesting of the August 1, 2019, November 1, 2019 and the November 2, 2020 awards of service-based Restricted Stock Units.

SEC source: 0001209191-21-029815 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,347

F1 · kind: Shares acquired on April 30, 2021 under the F5 Networks, Inc. employee stock purchase plan in an exempt transaction pursuant to rule 16b-3(c).

SEC source: 0001209191-21-007133 · doc4.xml · derivative · entry 5

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,991

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F6 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F4 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-007133 · doc4.xml · derivative · entry 4

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,873

Underlying: Common Stock · 173 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F5 · derivative.exercise_date: Ten percent (10%) of this August 1, 2019 award of service-based Restricted Stock Units vests on August 1, 2020, Ten percent (10%) vests in four equal quarterly increments beginning November 1, 2020, Twenty five percent (25%) vests in four equal quarterly increments beginning November 1, 2021, and the remaining fifty five percent (55%) vests in four equal quarterly increments beginning November 1, 2022.

F4 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-007133 · doc4.xml · derivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,733

Underlying: Common Stock · 793 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F3 · derivative.exercise_date: This November 2, 2020 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2021.

F4 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-21-007133 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,156

SEC source: 0001209191-21-007133 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,842

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Shares acquired upon vesting of the August 1, 2019, November 1, 2019 and the November 2, 2020 awards of service-based Restricted Stock Units.

SEC source: 0001209191-20-057023 · doc4.xml · derivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,526

Underlying: Common Stock · 9,526 shares

Expires not disclosed

F1 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F2 · security: Concurrent with the award of 9,526 service-based Restricted Stock Units, the Company granted the reporting person additional Restricted Stock Units that vest based on performance targets ("Performance RSUs"). If the performance targets are achieved at 100%, the reporting person will receive 9,526 Performance RSUs over the vesting period; the actual number of Performance RSUs received may be more or less depending on whether and to the extent that performance is greater than or less than targets. The Performance RSUs vests over a three-year period in three equal annual installments. Performance RSUs are not reported in Table II; the underlying shares of Performance RSUs will be reported in Table I if and when the Compensation Committee of the Board of Directors determines that the performance targets have been achieved.

F3 · derivative.exercise_date: This November 2, 2020 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2021.

F4 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-20-056774 · doc4.xml · derivative · entry 6

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,704

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F7 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F6 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-20-056774 · doc4.xml · derivative · entry 5

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,046

Underlying: Common Stock · 172 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F5 · derivative.exercise_date: Ten percent (10%) of this August 1, 2019 award of service-based Restricted Stock Units vests on August 1, 2020, Ten percent (10%) vests in four equal quarterly increments beginning November 1, 2020, Twenty five percent (25%) vests in four equal quarterly increments beginning November 1, 2021, and the remaining fifty five percent (55%) vests in four equal quarterly increments beginning November 1, 2022.

F6 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-20-056774 · doc4.xml · nonDerivative · entry 4

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,163

SEC source: 0001209191-20-056774 · doc4.xml · nonDerivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,552

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · shares: Shares acquired upon vesting of the August 1, 2019 and the November 1, 2019 awards of service-based Restricted Stock Units.

SEC source: 0001209191-20-056774 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,667

F2 · kind: Shares acquired on October 30, 2020 under the F5 Networks, Inc. employee stock purchase plan in an exempt transaction pursuant to rule 16b-3(c).

SEC source: 0001209191-20-056774 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,661

F1 · shares: Shares acquired based on performance targets for the November 1, 2019 awards of Restricted Stock Units.

SEC source: 0001209191-20-044691 · doc4.xml · derivative · entry 4

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,417

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F5 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F4 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-20-044691 · doc4.xml · derivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,218

Underlying: Common Stock · 690 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F3 · derivative.exercise_date: Ten percent (10%) of this August 1, 2019 award of service-based Restricted Stock Units vests on August 1, 2020, Ten percent (10%) vests in four equal quarterly increments beginning November 1, 2020, Twenty five percent (25%) vests in four equal quarterly increments beginning November 1, 2021, and the remaining fifty five percent (55%) vests in four equal quarterly increments beginning November 1, 2022.

F4 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-20-044691 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,008

SEC source: 0001209191-20-044691 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,559

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Shares acquired upon vesting of the August 1, 2019 and the November 1, 2019 awards of service-based Restricted Stock Units.

SEC source: 0001209191-20-027549 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,156

F1 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $132.140000 to $133.055000. The reported price is the weighted average sale price. The reporting person undertakes to provide to the Company, any security holder of the Company, or Securities and Exchange Commission staff, upon request, complete information regarding the number of shares sold at each separate price.

SEC source: 0001209191-20-026737 · doc4.xml · derivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,130

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F4 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F5 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-20-026737 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,444

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · shares: Shares acquired upon vesting of the November 1, 2019 awards of service-based Restricted Stock Units.

SEC source: 0001209191-20-026737 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 731

F1 · kind: Shares acquired on April 30, 2020 under the F5 Networks, Inc. employee stock purchase plan in an exempt transaction pursuant to rule 16b-3(c).

SEC source: 0001209191-20-006218 · doc4.xml · derivative · entry 3

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,843

Underlying: Common Stock · 713 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F3 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F4 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-20-006218 · doc4.xml · nonDerivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 395

SEC source: 0001209191-20-006218 · doc4.xml · nonDerivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP & GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 713

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Shares acquired upon vesting of the November 1, 2019 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-055136 · doc4.xml · derivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP, GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,556

Underlying: Common Stock · 8,556 shares

Expires not disclosed

F1 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F2 · security: Concurrent with the award of 8,556 service-based Restricted Stock Units, the Company granted the reporting person additional Restricted Stock Units that vest based on performance targets ("Performance RSUs"). If the performance targets are achieved at 100%, the reporting person will receive 8,556 Performance RSUs over the vesting period; the actual number of Performance RSUs received may be more or less depending on whether and to the extent that performance is greater than or less than targets. The Performance RSUs vests over a three-year period in three equal annual installments. Performance RSUs are not reported in Table II; the underlying shares of Performance RSUs will be reported in Table I if and when the Compensation Committee of the Board of Directors determines that the performance targets have been achieved.

F3 · derivative.exercise_date: This November 1, 2019 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2020.

F4 · derivative.expiration_date: If the reporting person continues to provide services to the Company through the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-19-044474 · doc4.xml · derivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP, GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,908

Underlying: Common Stock · 6,908 shares

Expires not disclosed

F1 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F2 · derivative.exercise_date: This August 1, 2019 award of service-based Restricted Stock Units vests over a four-year period with 10% vesting on August 1, 2020, 10% vesting in equal quarterly installments in the second year of the award, 25% vesting in equal quarterly installments in the third year of the award and the remaining 55% vesting in equal quarterly installments in the final fourth year of the award.

F3 · derivative.expiration_date: If the reporting person continues to serve as an officer of the Company on the vest date, the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

SEC source: 0001209191-19-028773 · doc4.xml · derivative · entry 2

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP, GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,545

Underlying: Common Stock · 7,545 shares

Expires 2027-03-28

F4 · price: Received in exchange for an employee stock option to acquire 75,082 shares of Nginx stock for $2.00 per share in connection with a merger agreement whereby Nginx, Inc. became a wholly-owned subsidiary of F5 Networks, Inc.

F3 · derivative.exercise_date: Option vests in equal monthly installments through March 1, 2021.

SEC source: 0001209191-19-028773 · doc4.xml · derivative · entry 1

ROBERTSON ANGUS JAMES BRUCE · CIK 0001775887 · SVP, GM, Nginx

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,240

Underlying: Common Stock · 10,240 shares

Expires 2026-03-07

F2 · price: Received in exchange for an employee stock option to acquire 101,894 shares of Nginx stock for $1.93 per share in connection with a merger agreement whereby Nginx, Inc. became a wholly-owned subsidiary of F5 Networks, Inc.

F1 · derivative.exercise_date: Option vests in equal monthly installments through March 1, 2020.