Pilkington Kyle

SEC source: 0001937313-26-000012 · form4-05272026_050503.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,023,548

F1 · kind: The sale of Class A Common Stock of the issuer was executed pursuant to a Rule 10b5-1 plan entered into by the Reporting Person on November 12, 2025.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.20 to $1.21, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

F3 · balance_after: Includes 733,646 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001937313-26-000010 · form4-05202026_050512.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,048,548

F1 · kind: Represents shares of Class A common stock, par value $0.0001 per share ("Class A Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on May 18, 2026 (the "Grant Date") pursuant to the Issuer's 2021 Incentive Award Plan. The RSUs will vest, and an equal number of shares of Class A Common Stock will be deliverable to the reporting person, in three equal installments on the first, second and third anniversaries of the Grant Date, subject to continued employment or service through each applicable vesting date.

F1 · shares: Represents shares of Class A common stock, par value $0.0001 per share ("Class A Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on May 18, 2026 (the "Grant Date") pursuant to the Issuer's 2021 Incentive Award Plan. The RSUs will vest, and an equal number of shares of Class A Common Stock will be deliverable to the reporting person, in three equal installments on the first, second and third anniversaries of the Grant Date, subject to continued employment or service through each applicable vesting date.

F2 · balance_after: Includes 733,646 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001937313-26-000008 · form4-04162026_050406.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 694,566

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F1 · shares: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F2 · balance_after: Includes 379,664 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001937313-26-000006 · form4-03312026_050308.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 719,751

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F2 · balance_after: Includes 435,453 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001937313-26-000004 · form4-03112026_070301.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 780,203

F1 · kind: The sale of Class A Common Stock of the issuer was executed pursuant to a Rule 10b5-1 plan entered into by the Reporting Person on November 12, 2025.

F2 · balance_after: Includes 568,785 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001937313-26-000002 · form4-02102026_050210.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 805,203

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F2 · balance_after: Includes 568,785 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-25-021448 · form4-08112025_050801.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 861,277

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F2 · balance_after: Includes 681,778 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-25-011030 · form4-04182025_050401.xml · nonDerivative · entry 2

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 866,729

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F3 · balance_after: Includes 694,047 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-25-011030 · form4-04182025_050401.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 871,287

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F2 · balance_after: Includes 704,102 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-25-009407 · form4-04012025_050410.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 896,580

F1 · shares: Represents shares of Class A common stock, par value $0.0001 per share ("Class A Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on March 28, 2025 (the "Grant Date") pursuant to the Issuer's 2021 Incentive Award Plan. The RSUs will vest, and an equal number of shares of Class A Common Stock will be deliverable to the reporting person, in three equal installments on the first, second and third anniversaries of the Grant Date, subject to continued employment or service through each applicable vesting date.

F2 · balance_after: Includes 759,889 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-25-003679 · form4-02112025_090213.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 496,580

F1 · kind: This transaction was effected pursuant to an automatic sell-to-cover instruction adopted by the Reporting Person on February 9, 2024 to cover applicable withholding taxes on the vesting of restricted stock units. The automatic sell-to-cover instructions were intended to comply with the requirements of Rule 10b5-1(c). The sale was not a discretionary trade by the Reporting Person.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.13 to $1.26, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

F3 · balance_after: Includes 359,889 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-24-021223 · form4-08132024_050801.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 540,631

F1 · kind: This transaction was effected pursuant to an automatic sell-to-cover arrangement between the Reporting Person and SES AI Corporation on August 8, 2022 to cover applicable withholding taxes on the vesting of restricted stock units. The automatic sell-to-cover instructions were intended to comply with the requirements of Rule 10b5-1(c). The sale was not a discretionary trade by the Reporting Person.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $0.81 to $0.85, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

F3 · balance_after: Includes 472,883 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-24-011337 · form4-04222024_090402.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 544,907

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F1 · shares: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F2 · balance_after: Includes 485,153 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-24-011048 · form4-04172024_050409.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 547,957

F1 · kind: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F1 · shares: Represents shares withheld to cover the Reporting Person's withholding tax obligations in connection with the vesting of restricted stock units ("RSUs"). These shares were not sold by the Reporting Person.

F2 · balance_after: Includes 495,209 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-24-003444 · form4-02122024_070211.xml · derivative · entry 2

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 338,983

Underlying: Class A Common Stock · 338,983 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents shares of Class A Common Stock underlying performance vesting RSUs ("PSUs") granted to the reporting person on the Grant Date pursuant to the Issuer's 2021 Incentive Award Plan. The PSUs vest in one installment following the end of a three-year period (the "Initial Performance Period") commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment or service through such date. If following the Initial Performance Period there are PSUs that have not vested, then such PSUs remain eligible to vest in an additional installment following the end of a five-year period commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment or service through such date.

F4 · derivative.exercise_price: The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee. The share price thresholds for vesting of the PSUs are as follows: under $12.5, 0%; $12.5 or greater, 25%; $15 or greater, 50%; $17.5 or greater, 75%; and $20 or greater, 100%. A specified percentage of the PSUs will vest based on the average closing price of Class A Common Stock during any consecutive 100-calendar-day period during the Initial Performance Period, assuming that the average closing price during the last 30-calendar-day period in the Initial Performance also exceeds the highest share price threshold achieved. Otherwise, the number of PSUs that vest will be based on the average closing price during the last 30 calendar days of the Initial Performance Period using the same share price thresholds.

F3 · derivative.exercise_date: Represents shares of Class A Common Stock underlying performance vesting RSUs ("PSUs") granted to the reporting person on the Grant Date pursuant to the Issuer's 2021 Incentive Award Plan. The PSUs vest in one installment following the end of a three-year period (the "Initial Performance Period") commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment or service through such date. If following the Initial Performance Period there are PSUs that have not vested, then such PSUs remain eligible to vest in an additional installment following the end of a five-year period commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment or service through such date.

F4 · derivative.exercise_date: The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee. The share price thresholds for vesting of the PSUs are as follows: under $12.5, 0%; $12.5 or greater, 25%; $15 or greater, 50%; $17.5 or greater, 75%; and $20 or greater, 100%. A specified percentage of the PSUs will vest based on the average closing price of Class A Common Stock during any consecutive 100-calendar-day period during the Initial Performance Period, assuming that the average closing price during the last 30-calendar-day period in the Initial Performance also exceeds the highest share price threshold achieved. Otherwise, the number of PSUs that vest will be based on the average closing price during the last 30 calendar days of the Initial Performance Period using the same share price thresholds.

F3 · derivative.expiration_date: Represents shares of Class A Common Stock underlying performance vesting RSUs ("PSUs") granted to the reporting person on the Grant Date pursuant to the Issuer's 2021 Incentive Award Plan. The PSUs vest in one installment following the end of a three-year period (the "Initial Performance Period") commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment or service through such date. If following the Initial Performance Period there are PSUs that have not vested, then such PSUs remain eligible to vest in an additional installment following the end of a five-year period commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment or service through such date.

F4 · derivative.expiration_date: The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee. The share price thresholds for vesting of the PSUs are as follows: under $12.5, 0%; $12.5 or greater, 25%; $15 or greater, 50%; $17.5 or greater, 75%; and $20 or greater, 100%. A specified percentage of the PSUs will vest based on the average closing price of Class A Common Stock during any consecutive 100-calendar-day period during the Initial Performance Period, assuming that the average closing price during the last 30-calendar-day period in the Initial Performance also exceeds the highest share price threshold achieved. Otherwise, the number of PSUs that vest will be based on the average closing price during the last 30 calendar days of the Initial Performance Period using the same share price thresholds.

SEC source: 0001415889-24-003444 · form4-02122024_070211.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 564,883

F1 · shares: Represents shares of Class A common stock, par value $0.0001 per share ("Class A Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on February 9, 2024 (the "Grant Date") pursuant to the Issuer's 2021 Incentive Award Plan. The RSUs will vest, and an equal number of shares of Class A Common Stock will be deliverable to the reporting person, in three equal installments on the first, second and third anniversaries of the Grant Date, subject to continued employment or service through each applicable vesting date.

F2 · balance_after: Includes 550,997 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-23-012137 · form4-08112023_040801.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 225,900

F1 · kind: This transaction was effected pursuant to an automatic sell-to-cover arrangement between the Reporting Person and SES AI Corporation on August 8, 2022 to cover applicable withholding taxes on the vesting of restricted stock units. The automatic sell-to-cover instructions were intended to comply with the requirements of Rule 10b5-1(c). The sale was not a discretionary trade by the Reporting Person.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.55 to $2.61, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

F3 · balance_after: Includes shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest.

SEC source: 0001415889-23-007104 · form4-05022023_050510.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 229,770

F1 · kind: This transaction was effected pursuant to an automatic sell-to-cover instruction adopted by the Reporting Person on April 18, 2022 to cover applicable withholding taxes on the vesting of restricted stock units. The automatic sell-to-cover instructions were intended to comply with the requirements of Rule 10b5-1(c). The sale was not a discretionary trade by the Reporting Person.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.595 to $1.70, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

F3 · balance_after: Includes shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest.

SEC source: 0001415889-23-006627 · form4-04182023_060417.xml · derivative · entry 2

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 167,364

Underlying: Class A Common Stock · 167,364 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents shares of Class A Common Stock underlying performance vesting RSUs ("PSUs") granted to the reporting person on the Grant Date pursuant to the Issuer's 2021 Incentive Award Plan. The PSUs vest in one installment following the end of a three-year period (the "Initial Performance Period") commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment through such date. If following the Initial Performance Period there are PSUs that have not vested, then such PSUs remain eligible to vest in an additional installment following the end of a five-year period commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment through such date.

F4 · derivative.exercise_price: The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee. The share price thresholds for vesting of the PSUs are as follows: under $12.5, 0%; $12.5 or greater, 25%; $15 or greater, 50%; $17.5 or greater, 75%; and $20 or greater, 100%. A specified percentage of the PSUs will vest based on the average closing price of Class A Common Stock during any consecutive 100-calendar-day period during the Initial Performance Period, assuming that the average closing price during the last 30-calendar-day period in the Initial Performance also exceeds the highest share price threshold achieved. Otherwise, the number of PSUs that vest will be based on the average closing price during the last 30 calendar days of the Initial Performance Period using the same share price thresholds.

F3 · derivative.exercise_date: Represents shares of Class A Common Stock underlying performance vesting RSUs ("PSUs") granted to the reporting person on the Grant Date pursuant to the Issuer's 2021 Incentive Award Plan. The PSUs vest in one installment following the end of a three-year period (the "Initial Performance Period") commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment through such date. If following the Initial Performance Period there are PSUs that have not vested, then such PSUs remain eligible to vest in an additional installment following the end of a five-year period commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment through such date.

F4 · derivative.exercise_date: The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee. The share price thresholds for vesting of the PSUs are as follows: under $12.5, 0%; $12.5 or greater, 25%; $15 or greater, 50%; $17.5 or greater, 75%; and $20 or greater, 100%. A specified percentage of the PSUs will vest based on the average closing price of Class A Common Stock during any consecutive 100-calendar-day period during the Initial Performance Period, assuming that the average closing price during the last 30-calendar-day period in the Initial Performance also exceeds the highest share price threshold achieved. Otherwise, the number of PSUs that vest will be based on the average closing price during the last 30 calendar days of the Initial Performance Period using the same share price thresholds.

F3 · derivative.expiration_date: Represents shares of Class A Common Stock underlying performance vesting RSUs ("PSUs") granted to the reporting person on the Grant Date pursuant to the Issuer's 2021 Incentive Award Plan. The PSUs vest in one installment following the end of a three-year period (the "Initial Performance Period") commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment through such date. If following the Initial Performance Period there are PSUs that have not vested, then such PSUs remain eligible to vest in an additional installment following the end of a five-year period commencing on the Grant Date, subject to the achievement of certain Class A Common Stock price milestones and the reporting person's continued employment through such date.

F4 · derivative.expiration_date: The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee. The share price thresholds for vesting of the PSUs are as follows: under $12.5, 0%; $12.5 or greater, 25%; $15 or greater, 50%; $17.5 or greater, 75%; and $20 or greater, 100%. A specified percentage of the PSUs will vest based on the average closing price of Class A Common Stock during any consecutive 100-calendar-day period during the Initial Performance Period, assuming that the average closing price during the last 30-calendar-day period in the Initial Performance also exceeds the highest share price threshold achieved. Otherwise, the number of PSUs that vest will be based on the average closing price during the last 30 calendar days of the Initial Performance Period using the same share price thresholds.

SEC source: 0001415889-23-006627 · form4-04182023_060417.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 234,340

F1 · shares: Represents shares of Class A common stock, par value $0.0001 per share ("Class A Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on April 14, 2023 (the "Grant Date") pursuant to the Issuer's 2021 Incentive Award Plan. The RSUs will vest, and an equal number of shares of Class A Common Stock will be deliverable to the reporting person, in three equal installments on the first, second and third anniversaries of the Grant Date, subject to continued employment through each applicable vesting date.

F2 · balance_after: Includes 234,340 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest.

SEC source: 0001415889-22-008468 · form4-08102022_010833.xml · nonDerivative · entry 1

Pilkington Kyle · CIK 0001937313 · CHIEF LEGAL OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 66,976

F1 · shares: Represents shares of Class A common stock, par value $0.0001 per share ("Class A Common Stock"), underlying restricted stock units ("RSUs") granted to the reporting person on August 8, 2022 (the "Grant Date") pursuant to the Issuer's 2021 Incentive Award Plan. The RSUs will vest, and an equal number of shares of Class A Common Stock will be deliverable to the reporting person, in three equal installments on the first, second and third anniversaries of the Grant Date, subject to continued employment through each applicable vesting date.