FORR

SEC source: 0000950170-24-025743 · ownership.xml · derivative · entry 4

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,235

Underlying: Common Stock · 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On March 1, 2022, the reporting person was granted 2,980 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F4 · derivative.expiration_date: On March 1, 2022, the reporting person was granted 2,980 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0000950170-24-025743 · ownership.xml · nonDerivative · entry 2

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,728

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on March 1, 2024 of the restricted stock units awarded to the reporting person on March 1, 2022 and March 1, 2023. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0000950170-24-025743 · ownership.xml · nonDerivative · entry 1

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,986

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0000950170-24-025740 · ownership.xml · derivative · entry 4

Peltzman Steven P. · CIK 0001530736 · CBTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,243

Underlying: Common Stock · 2,080 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F6 · derivative.exercise_date: On March 1, 2023, the reporting person was granted 8,323 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F6 · derivative.expiration_date: On March 1, 2023, the reporting person was granted 8,323 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0000950170-24-025740 · ownership.xml · derivative · entry 3

Peltzman Steven P. · CIK 0001530736 · CBTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,731

Underlying: Common Stock · 1,366 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On March 1, 2022, the reporting person was granted 5,463 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F4 · derivative.expiration_date: On March 1, 2022, the reporting person was granted 5,463 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0000950170-24-025740 · ownership.xml · nonDerivative · entry 2

Peltzman Steven P. · CIK 0001530736 · CBTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,021

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on March 1, 2024 of the restricted stock units awarded to the reporting person on March 1, 2022 and March 1, 2023. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0000950170-24-025740 · ownership.xml · nonDerivative · entry 1

Peltzman Steven P. · CIK 0001530736 · CBTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,527

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0000950170-24-025734 · ownership.xml · derivative · entry 4

Macbeth Shirley · CIK 0001805611 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,243

Underlying: Common Stock · 2,080 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F6 · derivative.exercise_date: On March 1, 2023, the reporting person was granted 8,323 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F6 · derivative.expiration_date: On March 1, 2023, the reporting person was granted 8,323 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0000950170-24-025734 · ownership.xml · derivative · entry 3

Macbeth Shirley · CIK 0001805611 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,731

Underlying: Common Stock · 1,366 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On March 1, 2022, the reporting person was granted 5,463 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F4 · derivative.expiration_date: On March 1, 2022, the reporting person was granted 5,463 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0000950170-24-025734 · ownership.xml · nonDerivative · entry 2

Macbeth Shirley · CIK 0001805611 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,058

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on March 1, 2024 of the restricted stock units awarded to the reporting person on March 1, 2022 and March 1, 2023. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0000950170-24-025734 · ownership.xml · nonDerivative · entry 1

Macbeth Shirley · CIK 0001805611 · Chief Marketing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,251

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0000950170-24-025727 · ownership.xml · derivative · entry 4

Finn Leo Christian · CIK 0001882029 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,350

Underlying: Common Stock · 3,783 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F6 · derivative.exercise_date: On March 1, 2023, the reporting person was granted 15,133 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F6 · derivative.expiration_date: On March 1, 2023, the reporting person was granted 15,133 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0000950170-24-025727 · ownership.xml · derivative · entry 3

Finn Leo Christian · CIK 0001882029 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,966

Underlying: Common Stock · 2,484 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On March 1, 2022, the reporting person was granted 9934 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F4 · derivative.expiration_date: On March 1, 2022, the reporting person was granted 9934 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0000950170-24-025727 · ownership.xml · nonDerivative · entry 2

Finn Leo Christian · CIK 0001882029 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,089

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on March 1, 2024 of the restricted stock units awarded to the reporting person on March 1, 2022 and March 1, 2023. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0000950170-24-025727 · ownership.xml · nonDerivative · entry 1

Finn Leo Christian · CIK 0001882029 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,145

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0000950170-24-025724 · ownership.xml · nonDerivative · entry 1

BRADFORD NEIL · CIK 0001206313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,422

F1 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on March 1, 2024 of the restricted stock units awarded to the reporting person on June 1, 2023. The award includes a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the award.

SEC source: 0000950170-24-015033 · ownership.xml · nonDerivative · entry 1

Galford Robert · CIK 0001290243 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,489

F1 · price: This transaction was executed in multiple trades at prices ranging from $20.00 to $21.37. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0000950170-24-010620 · ownership.xml · derivative · entry 6

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By spouse

Disclosed balance after: 0

Underlying: Common Stock · 59 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F4 · derivative.expiration_date: On February 1, 2023, the reporting person was granted 181 Restricted Stock Units that vest and convert into common stock on the first anniversary of the grant date.

SEC source: 0000950170-24-010620 · ownership.xml · derivative · entry 5

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 181 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F4 · derivative.expiration_date: On February 1, 2023, the reporting person was granted 181 Restricted Stock Units that vest and convert into common stock on the first anniversary of the grant date.

SEC source: 0000950170-24-010620 · ownership.xml · nonDerivative · entry 4

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By spouse

Disclosed balance after: 855

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on February 1, 2024 of the restricted stock units awarded to the reporting person on February 1, 2023. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0000950170-24-010620 · ownership.xml · nonDerivative · entry 3

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By Spouse

Disclosed balance after: 875

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0000950170-24-010620 · ownership.xml · nonDerivative · entry 2

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,834

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on February 1, 2024 of the restricted stock units awarded to the reporting person on February 1, 2023. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0000950170-24-010620 · ownership.xml · nonDerivative · entry 1

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,518

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0000950170-24-010608 · ownership.xml · derivative · entry 3

Swan Nathaniel · CIK 0001960902 · Chief Sales Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,899

Underlying: Common Stock · 3,300 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · price: Each Restricted Stock Unit is the equivalent of one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On February 1, 2023, the reporting person was granted 13,199 Restricted Stock Units that vest and convert into common stock on the first anniversary of the grant date.

F4 · derivative.expiration_date: On February 1, 2023, the reporting person was granted 13,199 Restricted Stock Units that vest and convert into common stock on the first anniversary of the grant date.

SEC source: 0000950170-24-010608 · ownership.xml · nonDerivative · entry 2

Swan Nathaniel · CIK 0001960902 · Chief Sales Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,535

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on February 1, 2024 of the restricted stock units awarded to the reporting person on February 1, 2023. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0000950170-24-010608 · ownership.xml · nonDerivative · entry 1

Swan Nathaniel · CIK 0001960902 · Chief Sales Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,678

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0001209191-23-057570 · doc4.xml · nonDerivative · entry 1

BRADFORD NEIL · CIK 0001206313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,592

F1 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on December 1, 2023 of the restricted stock units awarded to the reporting person on June 1, 2023. The award includes a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the award.

SEC source: 0001209191-23-050992 · doc4.xml · derivative · entry 3

Finn Leo Christian · CIK 0001882029 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,080

Underlying: common stock · 5,040 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On October 1, 2021, the reporting person was granted 20,161 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F4 · derivative.expiration_date: On October 1, 2021, the reporting person was granted 20,161 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0001209191-23-050992 · doc4.xml · nonDerivative · entry 2

Finn Leo Christian · CIK 0001882029 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,878

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on October 1, 2023 of the restricted stock units awarded to the reporting person on October 1, 2021. The award includes a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the award.

SEC source: 0001209191-23-050992 · doc4.xml · nonDerivative · entry 1

Finn Leo Christian · CIK 0001882029 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,357

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0001209191-23-048309 · doc4.xml · nonDerivative · entry 1

BRADFORD NEIL · CIK 0001206313 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,694

F1 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on September 1, 2023 of the restricted stock units awarded to the reporting person on June 1, 2023. The award includes a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the award.

SEC source: 0001209191-23-045141 · doc4.xml · nonDerivative · entry 1

Peltzman Steven P. · CIK 0001530736 · CBTO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,081

F1 · price: This transaction was executed in multiple trades at prices ranging from $31.96 to $32.135. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001209191-23-045138 · doc4.xml · nonDerivative · entry 1

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,337

SEC source: 0001209191-23-044568 · doc4.xml · nonDerivative · entry 1

Johnson Carrie · CIK 0001756940 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,811

F1 · price: This transaction was executed in multiple trades at prices ranging from $32.00 to $32.055. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001209191-23-044446 · doc4.xml · derivative · entry 6

Johnson Carrie · CIK 0001756940 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,606

Underlying: common stock · 2,204 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F6 · derivative.exercise_date: On August 2, 2021, the reporting person was granted 8,014 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2022, August 1, 2023, August 1, 2024 and August 1, 2025.

F6 · derivative.expiration_date: On August 2, 2021, the reporting person was granted 8,014 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2022, August 1, 2023, August 1, 2024 and August 1, 2025.

SEC source: 0001209191-23-044446 · doc4.xml · derivative · entry 5

Johnson Carrie · CIK 0001756940 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,431

Underlying: common stock · 2,431 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · derivative.exercise_date: On August 3, 2020, the reporting person was granted 9,724 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2021, August 1, 2022, August 1, 2023 and August 1, 2024.

F5 · derivative.expiration_date: On August 3, 2020, the reporting person was granted 9,724 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2021, August 1, 2022, August 1, 2023 and August 1, 2024.

SEC source: 0001209191-23-044446 · doc4.xml · derivative · entry 4

Johnson Carrie · CIK 0001756940 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: common stock · 2,211 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On August 1, 2019, the reporting person was granted 8,844 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F4 · derivative.expiration_date: On August 1, 2019, the reporting person was granted 8,844 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0001209191-23-044446 · doc4.xml · nonDerivative · entry 3

Johnson Carrie · CIK 0001756940 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,928

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on August 1, 2023 of the restricted stock units awarded to the reporting person on August 1, 2019, August 3, 2020 and August 2, 2021. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0001209191-23-044446 · doc4.xml · nonDerivative · entry 2

Johnson Carrie · CIK 0001756940 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,935

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0001209191-23-044446 · doc4.xml · nonDerivative · entry 1

Johnson Carrie · CIK 0001756940 · Chief Product Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,089

SEC source: 0001209191-23-044386 · doc4.xml · derivative · entry 6

Darrah Ryan · CIK 0001699194 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,029

Underlying: common stock · 1,515 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F7 · derivative.exercise_date: On August 2, 2021, the reporting person was granted 6059 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2022, August 1, 2023, August 1, 2024 and August 1, 2025.

F7 · derivative.expiration_date: On August 2, 2021, the reporting person was granted 6059 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2022, August 1, 2023, August 1, 2024 and August 1, 2025.

SEC source: 0001209191-23-044386 · doc4.xml · derivative · entry 5

Darrah Ryan · CIK 0001699194 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,910

Underlying: common stock · 1,910 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F6 · derivative.exercise_date: On August 3, 2020, the reporting person was granted 7641 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2021, August 1, 2022, August 1, 2023 and August 1, 2024.

F6 · derivative.expiration_date: On August 3, 2020, the reporting person was granted 7641 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2021, August 1, 2022, August 1, 2023 and August 1, 2024.

SEC source: 0001209191-23-044386 · doc4.xml · derivative · entry 4

Darrah Ryan · CIK 0001699194 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: common stock · 1,621 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · derivative.exercise_date: On August 1, 2019, the reporting person was granted 6485 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F5 · derivative.expiration_date: On August 1, 2019, the reporting person was granted 6485 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0001209191-23-044386 · doc4.xml · nonDerivative · entry 3

Darrah Ryan · CIK 0001699194 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,622

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

F3 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on August 1, 2023 of the restricted stock units awarded to the reporting person on August 1, 2019, August 3, 2020 and August 2, 2021. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.

SEC source: 0001209191-23-044386 · doc4.xml · nonDerivative · entry 2

Darrah Ryan · CIK 0001699194 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,101

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 · kind: Represents the conversion, upon vesting, of restricted stock units into common stock.

SEC source: 0001209191-23-044386 · doc4.xml · nonDerivative · entry 1

Darrah Ryan · CIK 0001699194 · Chief Legal Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,055

F1 · acquired: This transaction was executed in multiple trades at prices ranging from $31.81 to $32.08. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001209191-23-044385 · doc4.xml · derivative · entry 6

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,702

Underlying: common stock · 3,702 shares

Expires not disclosed

F3 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F6 · derivative.exercise_date: On August 1, 2023, the reporting person was granted 3,702 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F6 · derivative.expiration_date: On August 1, 2023, the reporting person was granted 3,702 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0001209191-23-044385 · doc4.xml · derivative · entry 5

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 694

Underlying: common stock · 694 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F5 · derivative.exercise_date: On August 3, 2020, the reporting person was granted 2,778 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2021, August 1, 2022, August 1, 2023 and August 1, 2024.

F5 · derivative.expiration_date: On August 3, 2020, the reporting person was granted 2,778 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments on August 1, 2021, August 1, 2022, August 1, 2023 and August 1, 2024.

SEC source: 0001209191-23-044385 · doc4.xml · derivative · entry 4

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: common stock · 480 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 · derivative.exercise_price: Each Restricted Stock Unit represents the right to receive, following vesting, one share of Forrester Research, Inc. common stock.

F4 · derivative.exercise_date: On August 1, 2019, the reporting person was granted 1,922 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

F4 · derivative.expiration_date: On August 1, 2019, the reporting person was granted 1,922 Restricted Stock Units that vest and convert into common stock in four equal and consecutive installments beginning on the first anniversary of the grant date.

SEC source: 0001209191-23-044385 · doc4.xml · nonDerivative · entry 2

Chouinard Scott · CIK 0001477137 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,437

F2 · shares: Represents shares withheld by the Issuer to satisfy tax withholding obligations upon the vesting on August 1, 2023 of the restricted stock units awarded to the reporting person on August 1, 2019 and August 3, 2020. The awards include a provision for the withholding of shares by the Issuer to satisfy withholding taxes due as a result of the vesting of the awards.