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These shares were sold in multiple transactions at prices ranging from $2.09 to $2.225, 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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest."}],"balance_after":583862,"source":{"system":"sec-edgar","filing":"0001415889-23-012356","document":"form4-08172023_040801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000141588923012356/form4-08172023_040801.xml","form_type":"4"}},{"id":1803758,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF TECHNOLOGY OFFICER"}}],"security":"Class A Common Stock","published_at":"2023-08-17T20:15:10.000Z","date":"2023-08-16","kind":"exercise","planned":false,"acquired":true,"shares":137735,"price":0.07,"value":9641.45,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest."}],"balance_after":721597,"source":{"system":"sec-edgar","filing":"0001415889-23-012356","document":"form4-08172023_040801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000141588923012356/form4-08172023_040801.xml","form_type":"4"}},{"id":1803757,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF TECHNOLOGY OFFICER"}}],"security":"Class A Common Stock","published_at":"2023-08-17T20:15:10.000Z","date":"2023-08-15","kind":"sale","planned":false,"acquired":false,"shares":99576,"price":2.1158,"value":210682.9008,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.11 to $2.135, 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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest."}],"balance_after":583862,"source":{"system":"sec-edgar","filing":"0001415889-23-012356","document":"form4-08172023_040801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000141588923012356/form4-08172023_040801.xml","form_type":"4"}},{"id":1803756,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF TECHNOLOGY OFFICER"}}],"security":"Class A Common Stock","published_at":"2023-08-17T20:15:10.000Z","date":"2023-08-15","kind":"exercise","planned":false,"acquired":true,"shares":99576,"price":0.07,"value":6970.32,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest."}],"balance_after":683438,"source":{"system":"sec-edgar","filing":"0001415889-23-012356","document":"form4-08172023_040801.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000141588923012356/form4-08172023_040801.xml","form_type":"4"}},{"id":1908469,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF TECHNOLOGY OFFICER"}}],"security":"Class A Common Stock","published_at":"2023-05-02T21:00:39.000Z","date":"2023-04-28","kind":"sale","planned":true,"acquired":false,"shares":37381,"price":1.6505,"value":61697.3405,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"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."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes shares of Class A Common Stock underlying restricted stock units, which are subject to forfeiture until they vest."}],"balance_after":583862,"source":{"system":"sec-edgar","filing":"0001415889-23-007103","document":"form4-05022023_050507.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000141588923007103/form4-05022023_050507.xml","form_type":"4"}},{"id":1918227,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF TECHNOLOGY OFFICER"}}],"security":"Performance Vesting Restricted Stock Units","published_at":"2023-04-18T22:00:31.000Z","date":"2023-04-14","kind":"grant","planned":false,"acquired":true,"shares":104603,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"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."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"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."}],"balance_after":104603,"derivative":{"underlying":"Class A Common Stock","underlying_shares":104603},"source":{"system":"sec-edgar","filing":"0001415889-23-006629","document":"form4-04182023_060422.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000141588923006629/form4-04182023_060422.xml","form_type":"4"}},{"id":1918226,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CHIEF TECHNOLOGY OFFICER"}}],"security":"Class A Common Stock","published_at":"2023-04-18T22:00:31.000Z","date":"2023-04-14","kind":"grant","planned":false,"acquired":true,"shares":104603,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 383,932 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest."}],"balance_after":621243,"source":{"system":"sec-edgar","filing":"0001415889-23-006629","document":"form4-04182023_060422.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000141588923006629/form4-04182023_060422.xml","form_type":"4"}},{"id":2294062,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Performance Vesting Restricted Stock Units","published_at":"2022-04-21T00:15:30.000Z","date":"2022-04-18","kind":"grant","acquired":true,"shares":279329,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"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."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"(Continued from Footnote 3) For more information on these terms, see \"Item 11. Executive Compensation-Compensation Arrangements for Fiscal 2022-Executive Officer Compensation\" of the Issuer's Annual Report on Form 10-K for the fiscal year ended December 31, 2021. The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"(Continued from Footnote 3) For more information on these terms, see \"Item 11. Executive Compensation-Compensation Arrangements for Fiscal 2022-Executive Officer Compensation\" of the Issuer's Annual Report on Form 10-K for the fiscal year ended December 31, 2021. The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"(Continued from Footnote 3) For more information on these terms, see \"Item 11. Executive Compensation-Compensation Arrangements for Fiscal 2022-Executive Officer Compensation\" of the Issuer's Annual Report on Form 10-K for the fiscal year ended December 31, 2021. The number of PSUs reported represents the maximum number of PSUs that may vest following certification by the Issuer's compensation committee."}],"balance_after":279329,"derivative":{"underlying":"Class A Common Stock","underlying_shares":279329},"source":{"system":"sec-edgar","filing":"0000899243-22-015235","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000089924322015235/doc4.xml","form_type":"4"}},{"id":2294061,"issuer":{"id":2220,"kind":"organization","name":"SES AI Corp","symbol":"SES"},"owners":[{"id":110468,"kind":"person","name":"Son Yongkyu","position":1,"cik":"0001907466","reported_name":"Son Yongkyu","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Technology Officer"}}],"security":"Class A Common Stock","published_at":"2022-04-21T00:15:30.000Z","date":"2022-04-18","kind":"grant","acquired":true,"shares":279329,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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 18, 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."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 279,329 shares of Class A Common Stock underlying RSUs, which are subject to forfeiture until they vest."}],"balance_after":516640,"source":{"system":"sec-edgar","filing":"0000899243-22-015235","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1819142/000089924322015235/doc4.xml","form_type":"4"}}]}