PRTS

SEC source: 0001378950-26-000008 · form4.xml · nonDerivative · entry 2

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 252,227

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Awards (RSAs).

SEC source: 0001378950-26-000006 · form4.xml · nonDerivative · entry 4

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,937,109

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Awards (RSAs).

SEC source: 0001378950-26-000006 · form4.xml · nonDerivative · entry 2

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,892,919

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Awards (RSAs).

SEC source: 0001378950-26-000010 · form4.xml · nonDerivative · entry 2

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 403,684

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: The Restricted Stock Awards (RSAs) were granted to the Reporting Person on January 2, 2025 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSAs vested on January 2, 2026, the first anniversary of the grant date, and the remainder of the RSAs will vest in equal installments each quarter thereafter through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-26-000010 · form4.xml · nonDerivative · entry 1

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 353,684

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: The Restricted Stock Awards (RSAs) were granted to the Reporting Person on January 2, 2025 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSA vested on January 2, 2026, the first anniversary of the grant date, and the remainder of the shares subject to the RSA will vest in equal installments on each of the next two anniversaries of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-26-000008 · form4.xml · nonDerivative · entry 3

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 302,227

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 · kind: The Restricted Stock Awards (RSAs) were granted to the Reporting Person on January 2, 2025 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSAs vested on January 2, 2026, the first anniversary of the grant date, and the remainder of the RSAs will vest in equal installments each quarter thereafter through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-26-000008 · form4.xml · nonDerivative · entry 1

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 266,285

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: The Restricted Stock Awards (RSAs) were granted to the Reporting Person on January 2, 2025 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSA vested on January 2, 2026, the first anniversary of the grant date, and the remainder of the shares subject to the RSA will vest in equal installments on each of the next two anniversaries of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-26-000006 · form4.xml · nonDerivative · entry 3

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,967,919

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 · kind: The Restricted Stock Awards (RSAs) were granted to the Reporting Person on January 2, 2025 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSAs vested on January 2, 2026, the first anniversary of the grant date, and the remainder of the RSAs will vest in equal installments each quarter thereafter through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-26-000006 · form4.xml · nonDerivative · entry 1

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,923,729

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: The Restricted Stock Awards (RSAs) were granted to the Reporting Person on January 2, 2025 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSA vested on January 2, 2026, the first anniversary of the grant date, and the remainder of the shares subject to the RSA will vest in equal installments on each of the next two anniversaries of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000144 · form4.xml · nonDerivative · entry 2

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 307,018

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000144 · form4.xml · derivative · entry 3

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 36,667 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: Not applicable.

F1 · derivative.exercise_date: The Restricted Stock Units (RSU) were granted to the Reporting Person on December 5, 2022 under the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on December 5, 2025, the third, and last, anniversary of the grant date.

F1 · derivative.expiration_date: The Restricted Stock Units (RSU) were granted to the Reporting Person on December 5, 2022 under the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on December 5, 2025, the third, and last, anniversary of the grant date.

SEC source: 0001378950-25-000144 · form4.xml · nonDerivative · entry 1

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 330,565

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: The Restricted Stock Units (RSU) were granted to the Reporting Person on December 5, 2022 under the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on December 5, 2025, the third, and last, anniversary of the grant date.

SEC source: 0001378950-25-000114 · form4.xml · nonDerivative · entry 2

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 208,182

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000112 · form4.xml · nonDerivative · entry 2

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,848,729

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000118 · form4.xml · derivative · entry 2

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,750

Underlying: Common Stock · 18,750 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 · security: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

F2 · derivative.exercise_price: Not applicable.

F2 · derivative.exercise_date: Not applicable.

F2 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000118 · form4.xml · nonDerivative · entry 1

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 224,619

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000116 · form4.xml · derivative · entry 2

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,750

Underlying: Common Stock · 18,750 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 · security: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

F2 · derivative.exercise_price: Not applicable.

F2 · derivative.exercise_date: Not applicable.

F2 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000116 · form4.xml · nonDerivative · entry 1

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 293,898

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000114 · form4.xml · derivative · entry 3

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,750

Underlying: Common Stock · 18,750 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 · security: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

F3 · derivative.exercise_price: Not applicable.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000114 · form4.xml · nonDerivative · entry 1

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 214,891

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000112 · form4.xml · derivative · entry 3

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 43,750

Underlying: Common Stock · 43,750 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 · security: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

F3 · derivative.exercise_price: Not applicable.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000112 · form4.xml · nonDerivative · entry 1

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,870,946

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on October 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000107 · form4.xml · nonDerivative · entry 1

GREYSON JAY KEITH · CIK 0001611116 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 405,495

F1 · kind: Shares were awarded pursuant to the CarParts.com, Inc. Director Payment Election Plan in lieu of retainer fees equal to $14,347.

SEC source: 0001378950-25-000089 · form4.xml · nonDerivative · entry 2

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 205,869

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000087 · form4.xml · nonDerivative · entry 2

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 196,141

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000085 · form4.xml · nonDerivative · entry 2

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,827,196

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000091 · form4.xml · derivative · entry 2

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,500

Underlying: Common Stock · 18,750 shares

Expires not disclosed

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

F2 · derivative.exercise_price: Not applicable.

F2 · derivative.exercise_date: Not applicable.

F2 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000091 · form4.xml · nonDerivative · entry 1

Huffaker Michael · CIK 0001956633 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 275,148

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on July 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000089 · form4.xml · derivative · entry 3

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,500

Underlying: Common Stock · 18,750 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 · security: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on July 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

F3 · derivative.exercise_price: Not applicable.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000089 · form4.xml · nonDerivative · entry 1

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 211,251

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on July 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000087 · form4.xml · derivative · entry 3

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,500

Underlying: Common Stock · 18,750 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: Not applicable.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000087 · form4.xml · nonDerivative · entry 1

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 202,850

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on July 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000085 · form4.xml · derivative · entry 3

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 87,500

Underlying: Common Stock · 43,750 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: Not applicable.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000085 · form4.xml · nonDerivative · entry 1

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,842,850

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: The Restricted Stock Units (RSUs) were granted to the Reporting Person on January 16, 2024 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Fifty percent of the RSUs vested on the first anniversary of the grant date on January 16, 2025, and the remainder of the RSUs vest in equal installments each quarter thereafter, including herein on July 16, 2025, through the second anniversary of the grant date, subject to such Reporting Person's service to the Company through such dates.

SEC source: 0001378950-25-000083 · form4.xml · nonDerivative · entry 1

GREYSON JAY KEITH · CIK 0001611116 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 385,530

F1 · kind: Shares were awarded pursuant to the CarParts.com, Inc. Director Payment Election Plan in lieu of retainer fees equal to $14,850.

SEC source: 0001378950-25-000077 · form4.xml · derivative · entry 1

Liu Nanxi · CIK 0001818497 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,222

Underlying: Common Stock · 182,222 shares

Expires not disclosed

F1 · derivative.exercise_price: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.exercise_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.expiration_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

SEC source: 0001378950-25-000079 · form4.xml · derivative · entry 1

Dutra Ana · CIK 0001426393 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,222

Underlying: Common Stock · 182,222 shares

Expires not disclosed

F1 · derivative.exercise_price: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.exercise_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.expiration_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

SEC source: 0001378950-25-000069 · form4.xml · derivative · entry 1

PHELPS BARRY · CIK 0001240508 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 213,086

Underlying: Common Stock · 213,086 shares

Expires not disclosed

F1 · derivative.exercise_price: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.exercise_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.expiration_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

SEC source: 0001378950-25-000081 · form4.xml · derivative · entry 1

Maier Henry J · CIK 0001577578 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,222

Underlying: Common Stock · 182,222 shares

Expires not disclosed

F1 · derivative.exercise_price: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.exercise_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.expiration_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

SEC source: 0001378950-25-000075 · form4.xml · derivative · entry 1

Costa Lisa · CIK 0001834773 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,222

Underlying: Common Stock · 182,222 shares

Expires not disclosed

F1 · derivative.exercise_price: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.exercise_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.expiration_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

SEC source: 0001378950-25-000073 · form4.xml · derivative · entry 1

BARNES JIM · CIK 0001791745 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,222

Underlying: Common Stock · 182,222 shares

Expires not disclosed

F1 · derivative.exercise_price: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.exercise_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.expiration_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

SEC source: 0001378950-25-000071 · form4.xml · derivative · entry 1

GREYSON JAY KEITH · CIK 0001611116 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 182,222

Underlying: Common Stock · 182,222 shares

Expires not disclosed

F1 · derivative.exercise_price: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.exercise_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

F1 · derivative.expiration_date: Reflects cash-settled RSUs. Each RSU represents a contingent right to receive an amount in cash equal to the fair market value of one share of the Issuer's common stock on the applicable vesting date. The RSUs shall vest on the date when the Reporting Person finishes a 12-month service period from the grant date.

SEC source: 0001378950-25-000050 · form4.xml · nonDerivative · entry 2

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 184,100

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000048 · form4.xml · nonDerivative · entry 2

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,799,100

F2 · kind: Represents shares of common stock that have been withheld by the Company to satisfy tax withholding obligations in connection with the net settlement of vested Restricted Stock Units.

SEC source: 0001378950-25-000052 · form4.xml · derivative · entry 2

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,787 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 · security: The Restricted Stock Units (RSU) were granted to the Reporting Person on April 18, 2022 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on April 18, 2025, the third (and final) anniversary of the grant date.

F2 · derivative.exercise_price: Not applicable.

F2 · derivative.exercise_date: Not applicable.

F2 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000052 · form4.xml · nonDerivative · entry 1

Subramanian Kals · CIK 0001922934 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 192,501

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: The Restricted Stock Units (RSU) were granted to the Reporting Person on April 18, 2022 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on April 18, 2025, the third (and final) anniversary of the grant date.

SEC source: 0001378950-25-000050 · form4.xml · derivative · entry 3

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 22,254 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 · security: The Restricted Stock Units (RSU) were granted to the Reporting Person on April 18, 2022 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on April 18, 2025, the third (and final) anniversary of the grant date.

F3 · derivative.exercise_price: Not applicable.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000050 · form4.xml · nonDerivative · entry 1

Lockwood Ryan · CIK 0001922972 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 192,063

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: The Restricted Stock Units (RSU) were granted to the Reporting Person on April 18, 2022 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on April 18, 2025, the third (and final) anniversary of the grant date.

SEC source: 0001378950-25-000048 · form4.xml · derivative · entry 3

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 67,262 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 · security: The Restricted Stock Units (RSU) were granted to the Reporting Person on April 18, 2022 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on April 18, 2025, the third (and final) anniversary of the grant date.

F3 · derivative.exercise_price: Not applicable.

F3 · derivative.exercise_date: Not applicable.

F3 · derivative.expiration_date: Not applicable.

SEC source: 0001378950-25-000048 · form4.xml · nonDerivative · entry 1

Meniane David · CIK 0001770720 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,823,167

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: The Restricted Stock Units (RSU) were granted to the Reporting Person on April 18, 2022 pursuant to the CarParts.com, Inc. 2016 Equity Incentive Plan. Thirty-three and a third percent of the shares of stock subject to the RSU vested on April 18, 2025, the third (and final) anniversary of the grant date.