Dowd Joseph P

SEC source: 0001209191-23-035424 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,792

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 · balance_after: Includes 33 shares of Koppers Holdings Inc. common stock acquired pursuant to the Koppers Holdings Inc. Employee Stock Purchase Plan on March 31, 2023. These acquisitions were exempt under both Rule 16b-3(c) and Rule 16b-3(d).

SEC source: 0001209191-23-016861 · doc4.xml · derivative · entry 6

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 74

Underlying: Common Stock · 3 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: These DERs were released in connection with the vesting of RSUs granted on March 6, 2019. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F4 · shares: These DERs were released in connection with the vesting of RSUs granted on March 6, 2019. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F4 · derivative.exercise_date: These DERs were released in connection with the vesting of RSUs granted on March 6, 2019. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F4 · derivative.expiration_date: These DERs were released in connection with the vesting of RSUs granted on March 6, 2019. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

SEC source: 0001209191-23-016861 · doc4.xml · nonDerivative · entry 4

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,655

F2 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units ("RSUs").

SEC source: 0001209191-23-016861 · doc4.xml · nonDerivative · entry 3

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,820

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: Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis.

F1 · price: Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis.

SEC source: 0001209191-23-016861 · doc4.xml · derivative · entry 5

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77

Underlying: Common Stock · 13 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: These DERs were released in connection with the vesting of RSUs granted on March 3, 2020. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F3 · shares: These DERs were released in connection with the vesting of RSUs granted on March 3, 2020. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F3 · derivative.exercise_date: These DERs were released in connection with the vesting of RSUs granted on March 3, 2020. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F3 · derivative.expiration_date: These DERs were released in connection with the vesting of RSUs granted on March 3, 2020. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

SEC source: 0001209191-23-016861 · doc4.xml · nonDerivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,817

F2 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units ("RSUs").

SEC source: 0001209191-23-016861 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,634

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: Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis.

F1 · price: Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis.

SEC source: 0001209191-23-002604 · doc4.xml · derivative · entry 6

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90

Underlying: Common Stock · 9 shares

Expires not disclosed

F8 · derivative.exercise_price: The DERs accrued with respect to additional PSUs credited to the reporting person with respect to PSUs granted on January 4, 2021 and January 4, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F8 · derivative.exercise_date: The DERs accrued with respect to additional PSUs credited to the reporting person with respect to PSUs granted on January 4, 2021 and January 4, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F8 · derivative.expiration_date: The DERs accrued with respect to additional PSUs credited to the reporting person with respect to PSUs granted on January 4, 2021 and January 4, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

SEC source: 0001209191-23-002604 · doc4.xml · derivative · entry 5

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 562

Underlying: Common Stock · 562 shares

Expires not disclosed

F5 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F7 · derivative.exercise_date: On January 4, 2022, the reporting person was granted PSUs for which the one-year performance period from January 1, 2022 through December 31, 2022 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2025. If the Company's total shareholder return over the three-year period of January 1, 2022 through December 31, 2024 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

F7 · derivative.expiration_date: On January 4, 2022, the reporting person was granted PSUs for which the one-year performance period from January 1, 2022 through December 31, 2022 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2025. If the Company's total shareholder return over the three-year period of January 1, 2022 through December 31, 2024 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

SEC source: 0001209191-23-002604 · doc4.xml · derivative · entry 4

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,279

Underlying: Common Stock · 909 shares

Expires not disclosed

F5 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F6 · derivative.exercise_date: On January 4, 2021, the reporting person was granted performance share units ("PSUs") for which the two-year performance period from January 1, 2021 through December 31, 2022 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2024. If the Company's total shareholder return over the three-year period of January 1, 2021 through December 31, 2023 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

F6 · derivative.expiration_date: On January 4, 2021, the reporting person was granted performance share units ("PSUs") for which the two-year performance period from January 1, 2021 through December 31, 2022 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2024. If the Company's total shareholder return over the three-year period of January 1, 2021 through December 31, 2023 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

SEC source: 0001209191-23-002604 · doc4.xml · derivative · entry 3

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81

Underlying: Common Stock · 17 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: These DERs were released in connection with the vesting of RSUs granted on January 4, 2021 and January 4, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F4 · shares: These DERs were released in connection with the vesting of RSUs granted on January 4, 2021 and January 4, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F4 · derivative.exercise_date: These DERs were released in connection with the vesting of RSUs granted on January 4, 2021 and January 4, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F4 · derivative.expiration_date: These DERs were released in connection with the vesting of RSUs granted on January 4, 2021 and January 4, 2022. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

SEC source: 0001209191-23-002604 · doc4.xml · nonDerivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 38,621.8633

F3 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units ("RSUs").

SEC source: 0001209191-23-002604 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,737.8633

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: Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis.

F1 · price: Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis.

F2 · balance_after: Includes 37 shares of Koppers Holdings Inc. common stock acquired pursuant to the Koppers Holdings Inc. Employee Stock Purchase Plan on December 31, 2022. These acquisitions were exempt under both Rule 16b-3(c) and Rule 16b-3(d).

SEC source: 0001209191-23-002084 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 39,683.8633

F1 · security: The reporting person was awarded time-based restricted stock units on January 4, 2023, which will vest in annual installments of one-third each over three years.

F2 · balance_after: Includes 114 shares of Koppers Holdings Inc. common stock acquired pursuant to the Koppers Holdings Inc. Employee Stock Purchase Plan on March 31, 2022, June 30, 2022, and September 30, 2022. These acquisitions were exempt under both Rule 16b-3(c) and Rule 16b-3(d).

SEC source: 0001209191-23-002084 · doc4.xml · derivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 98

Underlying: Common Stock · 98 shares

Expires not disclosed

F3 · derivative.exercise_price: The dividend equivalent rights ("DERs") accrued with respect to additional time-based and performance-based restricted stock units ("RSUs" and "PSUs", respectively) credited to the reporting person. Of this total, 88 DERs accrued with respect to RSUs granted on March 6, 2019, March 3, 2020, January 4, 2021, and January 4, 2022, and 10 DERs accrued with respect to PSUs granted on January 4, 2021. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F3 · derivative.exercise_date: The dividend equivalent rights ("DERs") accrued with respect to additional time-based and performance-based restricted stock units ("RSUs" and "PSUs", respectively) credited to the reporting person. Of this total, 88 DERs accrued with respect to RSUs granted on March 6, 2019, March 3, 2020, January 4, 2021, and January 4, 2022, and 10 DERs accrued with respect to PSUs granted on January 4, 2021. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

F3 · derivative.expiration_date: The dividend equivalent rights ("DERs") accrued with respect to additional time-based and performance-based restricted stock units ("RSUs" and "PSUs", respectively) credited to the reporting person. Of this total, 88 DERs accrued with respect to RSUs granted on March 6, 2019, March 3, 2020, January 4, 2021, and January 4, 2022, and 10 DERs accrued with respect to PSUs granted on January 4, 2021. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

SEC source: 0001209191-22-017002 · doc4.xml · derivative · entry 3

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,745 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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F3 · derivative.exercise_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2019 through December 31, 2021 have been satisfied, as reported in the reporting person's Form 4 filed on January 7, 2022, as amended on February 17, 2022.

F3 · derivative.expiration_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2019 through December 31, 2021 have been satisfied, as reported in the reporting person's Form 4 filed on January 7, 2022, as amended on February 17, 2022.

SEC source: 0001209191-22-017002 · doc4.xml · nonDerivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,002.8633

F2 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units and performance share units.

SEC source: 0001209191-22-017002 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,566.8633

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001209191-22-016609 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,821.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-22-016322 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,642.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-22-013866 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,499.8633

F1 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.47 to $28.53, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the issuer or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price.

F2 · balance_after: Includes 25 shares of Koppers Holdings Inc. common stock acquired pursuant to the Koppers Holdings Inc. Employee Stock Purchase Plan on December 31, 2021. These acquisitions were exempt under both Rule 16b-3(c) and Rule 16b-3(d).

SEC source: 0001209191-22-014482 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,750.8633

SEC source: 0001209191-22-002522 · doc4.xml · derivative · entry 3

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,312

Underlying: Common Stock · 1,312 shares

Expires not disclosed

F2 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F5 · derivative.exercise_date: On January 4, 2021, the reporting person was granted performance share units for which the performance criteria for the one-year performance period from January 1, 2021 through December 31, 2021 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2024. If the Company's total shareholder return over the three-year period of January 1, 2021 through December 31, 2023 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

F5 · derivative.expiration_date: On January 4, 2021, the reporting person was granted performance share units for which the performance criteria for the one-year performance period from January 1, 2021 through December 31, 2021 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2024. If the Company's total shareholder return over the three-year period of January 1, 2021 through December 31, 2023 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

SEC source: 0001209191-22-002522 · doc4.xml · derivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,631

Underlying: Common Stock · 2,519 shares

Expires not disclosed

F2 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F3 · derivative.exercise_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the three-year performance period from January 1, 2019 through December 31, 2021 have been satisfied.

F3 · derivative.expiration_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the three-year performance period from January 1, 2019 through December 31, 2021 have been satisfied.

F4 · balance_after: All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2022.

SEC source: 0001209191-22-002522 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,474.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-22-010664 · doc4a.xml · derivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,370

Underlying: Common Stock · 1,370 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F5 · shares: This Form 4 amendment is being filed to correct the number of performance share units awarded to the reporting person for the one-year performance period from January 1, 2021 through December 31, 2021.

F6 · derivative.exercise_date: On January 4, 2021, the reporting person was granted performance share units for which the performance criteria for the one-year performance period from January 1, 2021 through December 31, 2021 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2024. If the Company's total shareholder return over the three-year period of January 1, 2021 through December 31, 2023 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

F6 · derivative.expiration_date: On January 4, 2021, the reporting person was granted performance share units for which the performance criteria for the one-year performance period from January 1, 2021 through December 31, 2021 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through January 5, 2024. If the Company's total shareholder return over the three-year period of January 1, 2021 through December 31, 2023 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 150% of the target number.

SEC source: 0001209191-22-010664 · doc4a.xml · derivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,745

Underlying: Common Stock · 2,633 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F2 · shares: This Form 4 amendment is being filed to correct the number of performance share units awarded to the reporting person for the three-year performance period from January 1, 2019 through December 31, 2021.

F3 · derivative.exercise_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the three-year performance period from January 1, 2019 through December 31, 2021 have been satisfied.

F3 · derivative.expiration_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the three-year performance period from January 1, 2019 through December 31, 2021 have been satisfied.

F4 · balance_after: All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2022.

SEC source: 0001209191-22-002121 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,913.8633

F1 · security: The reporting person was awarded time-based restricted stock units on January 4, 2022, which will vest in annual installments of 25 percent over four years.

F2 · balance_after: Includes 578 shares of Koppers Holdings Inc. common stock acquired pursuant to the Koppers Holdings Inc. Employee Stock Purchase Plan on March 31, 2021, June 30, 2021 and September 30, 2021. These acquisitions were exempt under both Rule 16b-3(c) and Rule 16b-3(d).

SEC source: 0001209191-21-018968 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,699.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-21-018114 · doc4.xml · derivative · entry 3

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 322 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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F3 · derivative.exercise_date: On March 3, 2017, the reporting person was granted restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.

F3 · derivative.expiration_date: On March 3, 2017, the reporting person was granted restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.

SEC source: 0001209191-21-018114 · doc4.xml · nonDerivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,865.8633

F2 · acquired: Shares surrendered to the issuer by the reporting person as payment for tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-21-018114 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,896.8633

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001209191-21-017690 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,574.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-21-011684 · doc4.xml · derivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,556

Underlying: Common Stock · 3,556 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F2 · derivative.exercise_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the two-year performance period from January 1, 2019 through December 31, 2020 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2022. If the Company's total shareholder return over the three-year period of January 1, 2019 through December 31, 2021 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 100% of the target number.

F2 · derivative.expiration_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the two-year performance period from January 1, 2019 through December 31, 2020 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2022. If the Company's total shareholder return over the three-year period of January 1, 2019 through December 31, 2021 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 100% of the target number.

SEC source: 0001209191-21-001983 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 32,686.8633

F1 · security: The reporting person was awarded time-based restricted stock units on January 4, 2021, which will vest in annual installments of 25 percent over four years.

F2 · balance_after: Includes 1,056 shares of Koppers Holdings Inc. common stock acquired pursuant to the Koppers Holdings Inc. Employee Stock Purchase Plan on March 31, 2020, June 30, 2020 and September 30, 2020. These acquisitions were exempt under both Rule 16b-3(c) and Rule 16b-3(d).

SEC source: 0001209191-20-017595 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,729.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-20-016582 · doc4.xml · derivative · entry 6

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 322

Underlying: Common Stock · 322 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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F5 · derivative.exercise_date: On March 3, 2017, the reporting person was granted restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.

F5 · derivative.expiration_date: On March 3, 2017, the reporting person was granted restricted stock units, vesting in four equal annual installments beginning on the first anniversary of the grant date.

SEC source: 0001209191-20-016582 · doc4.xml · derivative · entry 5

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,221 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.

F1 · derivative.exercise_price: Restricted stock units convert into common stock on a one-for-one basis.

F4 · derivative.exercise_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2017 through December 31, 2019 have been satisfied, as reported in the reporting person's Form 4 filed on February 13, 2020, as amended on February 18, 2020.

F4 · derivative.expiration_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2017 through December 31, 2019 have been satisfied, as reported in the reporting person's Form 4 filed on February 13, 2020, as amended on February 18, 2020.

SEC source: 0001209191-20-016582 · doc4.xml · nonDerivative · entry 4

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,737.8633

F3 · security: The reporting person was awarded time-based restricted stock units on March 3, 2020, which will vest in annual installments of 25 percent over four years.

SEC source: 0001209191-20-016582 · doc4.xml · nonDerivative · entry 3

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,415.8633

F2 · kind: Shares surrendered to the issuer by the reporting person as payment for tax withholding related to the vesting of time-based restricted stock units and performance share units.

SEC source: 0001209191-20-016582 · doc4.xml · nonDerivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 21,047.8633

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001209191-20-016582 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,725.8633

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 · price: Restricted stock units convert into common stock on a one-for-one basis.

SEC source: 0001209191-20-016741 · doc4a.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 26,865.8633

F1 · security: The reporting person was awarded time-based restricted stock units on March 3, 2020, which will vest in annual installments of 25 percent over four years. (This Form 4 amendment is being filed to correct the number of time-based restricted stock units reported in the original filing.)

SEC source: 0001209191-20-015959 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,504.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units.

SEC source: 0001209191-20-015010 · doc4.xml · nonDerivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,604.8633

F1 · acquired: Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units.

F2 · balance_after: Includes 898 shares of Koppers Holdings Inc. common stock acquired pursuant to the Koppers Holdings Inc. Employee Stock Purchase Plan ("ESPP") on March 29, 2019, June 28, 2019, September 30, 2019 and December 31, 2019. These acquisitions were exempt under both Rule 16b-3(c) and Rule 16b-3(d).

SEC source: 0001209191-20-009085 · doc4.xml · derivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,556

Underlying: Common Stock · 3,556 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F3 · derivative.exercise_date: On March 6, 2019, the reporting person was granted performance shares units for which the performance criteria for the one-year performance period from January 1, 2019 through December 31, 2019 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2020. Fifty percent (50%) of such restricted stock units are subject to an additional vesting requirement, such that they will vest on March 6, 2022 so long as the absolute total shareholder return of the common stock for the three-year performance period from January 1, 2019 through December 31, 2021 is not negative.

F3 · derivative.expiration_date: On March 6, 2019, the reporting person was granted performance shares units for which the performance criteria for the one-year performance period from January 1, 2019 through December 31, 2019 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2020. Fifty percent (50%) of such restricted stock units are subject to an additional vesting requirement, such that they will vest on March 6, 2022 so long as the absolute total shareholder return of the common stock for the three-year performance period from January 1, 2019 through December 31, 2021 is not negative.

SEC source: 0001209191-20-009085 · doc4.xml · derivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,221

Underlying: Common Stock · 3,221 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F2 · derivative.exercise_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2017 through December 31, 2019 have been satisfied.

F2 · derivative.expiration_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2017 through December 31, 2019 have been satisfied.

SEC source: 0001209191-20-009892 · doc4a.xml · derivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,556

Underlying: Common Stock · 3,556 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F3 · derivative.exercise_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the one-year performance period from January 1, 2019 through December 31, 2019 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2022. If the Company's total shareholder return over the three-year period of January 1, 2019 through December 31, 2021 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 100% of the target number. (This Form 4 amendment is being filed to correct footnote 3 in the original filing, which should be disregarded).

F3 · derivative.expiration_date: On March 6, 2019, the reporting person was granted performance share units for which the performance criteria for the one-year performance period from January 1, 2019 through December 31, 2019 have been satisfied. All of the restricted stock units reported here are subject to vesting based on the continued service of the reporting person through March 6, 2022. If the Company's total shareholder return over the three-year period of January 1, 2019 through December 31, 2021 is negative, then the cumulative number of units that may vest for such three-year period will be capped at 100% of the target number. (This Form 4 amendment is being filed to correct footnote 3 in the original filing, which should be disregarded).

SEC source: 0001209191-20-009892 · doc4a.xml · derivative · entry 1

Dowd Joseph P · CIK 0001553647 · Global VP, Zero Harm

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,221

Underlying: Common Stock · 3,221 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted stock units represent the right to receive shares of common stock on a one-for-one basis and may be settled in cash or in shares of common stock.

F2 · derivative.exercise_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2017 through December 31, 2019 have been satisfied.

F2 · derivative.expiration_date: Represents previously granted performance share units for which the performance criteria for the three-year performance period from January 1, 2017 through December 31, 2019 have been satisfied.

SEC source: 0001209191-19-018051 · doc4.xml · derivative · entry 2

Dowd Joseph P · CIK 0001553647 · Global VP, SHE & Process Excel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,529

Underlying: Common Stock · 7,529 shares

Expires 2029-03-06

F1 · derivative.exercise_date: The reporting person was granted stock options on March 6, 2019, which will vest in four equal annual installments, beginning on the first anniversary of the grant date.