FFIV

SEC source: 0001209191-19-027569 · doc4.xml · derivative · entry 5

WHALEN CHAD MICHAEL · CIK 0001746640 · EVP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,817

Underlying: Common Stock · 582 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, 2018 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2019.

F5 · 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: 0001209191-19-027569 · doc4.xml · derivative · entry 4

WHALEN CHAD MICHAEL · CIK 0001746640 · EVP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 166

Underlying: Common Stock · 83 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: The service-based Restricted Stock Units (RSUs) outstanding under this 11/01/2017 grant vest as follows: 83 vest 08/01/2018, 83 vest 11/1/2018, 83 vest 2/1/2019, 83 vest 05/01/2019, 83 vest 08/01/2019, 83 vest 11/01/2019.

F5 · 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: 0001209191-19-027569 · doc4.xml · derivative · entry 3

WHALEN CHAD MICHAEL · CIK 0001746640 · EVP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,489

Underlying: Common Stock · 212 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: Twenty five percent (25%) of this February 1, 2017 award of service-based Restricted Stock Units vests on February 1, 2018, and the remaining seventy five percent (75%) vests in twelve equal quarterly increments beginning May 1, 2018

F5 · 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: 0001209191-19-027569 · doc4.xml · nonDerivative · entry 1

WHALEN CHAD MICHAEL · CIK 0001746640 · EVP, Worldwide Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,189

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 February 1, 2017, November 1, 2017, and November 1, 2018 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-027568 · doc4.xml · derivative · entry 5

SPRAGUE KARA LYNN · CIK 0001720763 · Sr. VP, General Manager of ADC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,654

Underlying: Common Stock · 465 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, 2018 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2019.

F6 · 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: 0001209191-19-027568 · doc4.xml · derivative · entry 4

SPRAGUE KARA LYNN · CIK 0001720763 · Sr. VP, General Manager of ADC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,439

Underlying: Common Stock · 1,244 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: This November 1, 2017 award of service-based Restricted Stock Units vests twenty five percent (25%) on November 1, 2018, and the remaining seventy five percent (75%) vests in twelve equal quarterly increments beginning February 1, 2019.

F6 · 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: 0001209191-19-027568 · doc4.xml · nonDerivative · entry 2

SPRAGUE KARA LYNN · CIK 0001720763 · Sr. VP, General Manager of ADC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,240

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, 2017 and November 1, 2018 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-027566 · doc4.xml · derivative · entry 3

Pelzer Francis J. · CIK 0001492125 · EVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,817

Underlying: Common Stock · 582 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, 2018 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2019.

F5 · 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: 0001209191-19-027566 · doc4.xml · nonDerivative · entry 1

Pelzer Francis J. · CIK 0001492125 · EVP, Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 902

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, 2018 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-027565 · doc4.xml · derivative · entry 7

Locoh-Donou Francois · CIK 0001526624 · Director · President, CEO & Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,450

Underlying: Common Stock · 1,745 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.

F9 · derivative.exercise_date: This November 1, 2018 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2019.

F5 · 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: 0001209191-19-027565 · doc4.xml · derivative · entry 6

Locoh-Donou Francois · CIK 0001526624 · Director · President, CEO & Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,793

Underlying: Common Stock · 1,350 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.

F8 · derivative.exercise_date: This May 1, 2017 award of service-based Restricted Stock Units vests in sixteen equal quarterly increments beginning August 1, 2017.

F5 · 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: 0001209191-19-027565 · doc4.xml · derivative · entry 5

Locoh-Donou Francois · CIK 0001526624 · Director · President, CEO & Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,926

Underlying: Common Stock · 490 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 May 1, 2017 award of service-based Restricted Stock Units vests twenty five percent (25%) on May 1, 2018 and the remaining seventy five percent (75%) vests in twelve equal quarterly increments beginning August 1, 2018.

F5 · 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: 0001209191-19-027565 · doc4.xml · derivative · entry 4

Locoh-Donou Francois · CIK 0001526624 · Director · President, CEO & Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,078

Underlying: Common Stock · 3,770 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: This May 1, 2017 award of service-based Restricted Stock Units vests thirty-three and one third percent (33 1/3%) on May 1, 2018 and the remaining sixty-six and two thirds percent (66 2/3%) vests in eight equal quarterly increments beginning August 1, 2018.

F5 · 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: 0001209191-19-027565 · doc4.xml · derivative · entry 3

Locoh-Donou Francois · CIK 0001526624 · Director · President, CEO & Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,252

Underlying: Common Stock · 1,426 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, 2017 award of service-based Restricted Stock Units vests in sixteen equal quarterly increments beginning February 1, 2018.

F5 · 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: 0001209191-19-027565 · doc4.xml · nonDerivative · entry 1

Locoh-Donou Francois · CIK 0001526624 · Director · President, CEO & Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,041

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 May 1, 2017, November 1, 2017 and November 1, 2018 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-027564 · doc4.xml · derivative · entry 8

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,047

Underlying: Common Stock · 792 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.

F6 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F10 · derivative.exercise_date: This November 1, 2018 award of service-based Restricted Stock Units was originally scheduled to vest in twelve equal quarterly increments beginning February 1, 2019. The vesting of 443 Restricted Stock Units was accelerated effective as of May 1, 2019.

F8 · 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: 0001209191-19-027564 · doc4.xml · derivative · entry 7

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,333

Underlying: Common Stock · 1,943 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.

F6 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F9 · derivative.exercise_date: This November 1, 2017 award of service-based Restricted Stock Units was originally scheduled to vest in sixteen equal quarterly increments beginning February 1, 2018. The vesting of 1,554 Restricted Stock Units was accelerated effective as of May 1, 2019.

F8 · 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: 0001209191-19-027564 · doc4.xml · derivative · entry 6

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 685

Underlying: Common Stock · 1,711 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.

F6 · 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, 2016 award of service-based Restricted Stock Units was originally scheduled to vest in sixteen equal quarterly increments beginning February 1, 2017. The vesting of 1,369 Restricted Stock Units was accelerated effective as of May 1, 2019.

F8 · 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: 0001209191-19-027564 · doc4.xml · nonDerivative · entry 5

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,153

F5 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan.

SEC source: 0001209191-19-027564 · doc4.xml · nonDerivative · entry 4

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,353

F4 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $154.39 to $154.57. 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: 0001209191-19-027564 · doc4.xml · nonDerivative · entry 3

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,253

F3 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $153.38 to $154.37. 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: 0001209191-19-027564 · doc4.xml · nonDerivative · entry 2

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,253

F2 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $152.32 to $153.27. 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: 0001209191-19-027564 · doc4.xml · nonDerivative · entry 1

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,978

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, 2016, November 1, 2017 and November 1, 2018 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-027563 · doc4.xml · derivative · entry 5

FOUNTAIN THOMAS DEAN · CIK 0001728330 · EVP and Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,170

Underlying: Common Stock · 1,379 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: Twenty five percent (25%) of this February 1, 2018 award of service-based Restricted Stock Units vests on February 1, 2019, and the remaining seventy five percent (75%) vests in twelve equal quarterly increments beginning May 1, 2019

F6 · 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: 0001209191-19-027563 · doc4.xml · derivative · entry 4

FOUNTAIN THOMAS DEAN · CIK 0001728330 · EVP and Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,515

Underlying: Common Stock · 652 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: This November 1, 2018 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2019.

F6 · 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: 0001209191-19-027563 · doc4.xml · nonDerivative · entry 2

FOUNTAIN THOMAS DEAN · CIK 0001728330 · EVP and Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,934

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 February 1, 2018 and November 1, 2018 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-027562 · doc4.xml · derivative · entry 8

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,515

Underlying: Common Stock · 652 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.

F7 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F10 · derivative.exercise_date: This November 1, 2018 award of service-based Restricted Stock Units vests in twelve equal quarterly increments beginning February 1, 2019.

F9 · 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: 0001209191-19-027562 · doc4.xml · derivative · entry 7

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,140

Underlying: Common Stock · 1,814 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.

F7 · security: Each Restricted Stock Unit represents a contingent right to receive one share of F5 Networks, Inc. Common Stock on the vest date.

F8 · derivative.exercise_date: This November 1, 2017 award of service-based Restricted Stock Units vests twenty five percent (25%) on November 1, 2018, and the remaining seventy five percent (75%) vests in twelve equal quarterly increments beginning February 1, 2019.

F9 · 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: 0001209191-19-027562 · doc4.xml · nonDerivative · entry 6

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,990

F6 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $155.66 to $156.41. 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: 0001209191-19-027562 · doc4.xml · nonDerivative · entry 5

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,190

F5 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $154.44 to $154.55. 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: 0001209191-19-027562 · doc4.xml · nonDerivative · entry 4

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,490

F4 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $153.42 to $154.39. 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: 0001209191-19-027562 · doc4.xml · nonDerivative · entry 3

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,590

F3 · price: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $152.37 to $153.28. 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: 0001209191-19-027562 · doc4.xml · nonDerivative · entry 2

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,963

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, 2017 and November 1, 2018 awards of service-based Restricted Stock Units.

SEC source: 0001209191-19-027570 · doc4.xml · nonDerivative · entry 1

WHITE ANA MARIA · CIK 0001728880 · EVP and Chief HR Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,679

F1 · kind: Shares acquired on April 30, 2019 under the F5 Networks, Inc. employee stock purchase plan in an exempt transaction pursuant to rule 16b-3(c).

SEC source: 0001209191-19-027568 · doc4.xml · nonDerivative · entry 1

SPRAGUE KARA LYNN · CIK 0001720763 · Sr. VP, General Manager of ADC

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,531

F1 · kind: Shares acquired on April 30, 2019 under the F5 Networks, Inc. employee stock purchase plan in an exempt transaction pursuant to rule 16b-3(c).

SEC source: 0001209191-19-027563 · doc4.xml · nonDerivative · entry 1

FOUNTAIN THOMAS DEAN · CIK 0001728330 · EVP and Chief Strategy Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 903

F1 · kind: Shares acquired on April 30, 2019 under the F5 Networks, Inc. employee stock purchase plan in an exempt transaction pursuant to rule 16b-3(c).

SEC source: 0001209191-19-027562 · doc4.xml · nonDerivative · entry 1

MCMILLAN STEPHEN · CIK 0001719723 · EVP of Global Services

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,497

F1 · kind: Shares acquired on April 30, 2019 under the F5 Networks, Inc. employee stock purchase plan in an exempt transaction pursuant to rule 16b-3(c).

SEC source: 0001209191-19-026704 · doc4.xml · nonDerivative · entry 1

Rogers Scot Frazier · CIK 0001588334 · EVP and General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,531

F1 · shares: Shares acquired based on performance targets for the May 1, 2015, November 2, 2015, and November 1, 2016 awards of Restricted Stock Units.

SEC source: 0001209191-19-026703 · doc4.xml · nonDerivative · entry 1

Locoh-Donou Francois · CIK 0001526624 · Director · President, CEO & Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,260

F1 · shares: Shares acquired based on performance targets for the May 1, 2017 awards of Restricted Stock Units.

SEC source: 0001209191-19-026702 · doc4.xml · nonDerivative · entry 1

Kearny Ryan C. · CIK 0001684581 · CTO & SVP, Product Development

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,532

F1 · shares: Shares acquired based on performance targets for the November 1, 2016 awards of Restricted Stock Units.

SEC source: 0001209191-19-019853 · doc4.xml · derivative · entry 3

Klein Peter S · CIK 0001478007 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019856 · doc4.xml · derivative · entry 3

MYERS MARIE · CIK 0001656326 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019855 · doc4.xml · derivative · entry 3

MEHTA NIKHIL RAMESH · CIK 0001764727 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019854 · doc4.xml · derivative · entry 3

MCADAM JOHN · CIK 0001186031 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019852 · doc4.xml · derivative · entry 3

HIGGINSON ALAN · CIK 0001186030 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019851 · doc4.xml · derivative · entry 3

Dreyer Michael L · CIK 0001560297 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019850 · doc4.xml · derivative · entry 3

Combes Michel · CIK 0001708849 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019848 · doc4.xml · derivative · entry 3

BEVIER DEBORAH L · CIK 0001184099 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019846 · doc4.xml · derivative · entry 3

AMES A GARY · CIK 0001214414 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and 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: 0001209191-19-019847 · doc4.xml · derivative · entry 3

BERGERON SANDRA E. · CIK 0001279949 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,633

Underlying: Common Stock · 1,633 shares

Expires not disclosed

F2 · 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: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.

F4 · derivative.expiration_date: Restricted Stock Units will fully vest on the first business day prior to the date of the annual shareholder meeting for fiscal 2019 (to be held in 2020) if the reporting person continues to serve as a director on the vest date, and the corresponding number of shares of Common Stock of F5 Networks, Inc. will be issued to the reporting person on the vest date.