{"transactions":[{"id":768170,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-22T00:11:36.000Z","date":"2026-05-20","kind":"grant","planned":false,"acquired":true,"shares":44133,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents stock units, which upon vesting of the unit, represent the right to receive one share of the issuer's common stock. The stock units vest upon the earlier of: (i) the first anniversary of the grant date or (ii) the day before the issuer's next annual meeting of stockholders following the grant date, in each case, subject to the reporting person continuing to be a service provider (as defined in the Solid Power, Inc. 2021 Equity Incentive Plan) through such vesting date. The reporting person has elected to defer settlement pursuant to the Solid Power, Inc. Directors' Deferred Equity Compensation Plan."}],"balance_after":162941,"source":{"system":"sec-edgar","filing":"0001844862-26-000019","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000184486226000019/primary_doc.xml","form_type":"4/A","original_submission_date":"2026-05-21"}},{"id":768169,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-21T20:32:05.000Z","date":"2026-05-20","kind":"grant","planned":false,"acquired":true,"shares":44133,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units, which upon vesting of the unit, represent the right to receive one share of the issuer's common stock. The restricted stock units vest upon the earlier of: (i) the first anniversary of the grant date or (ii) the day before the issuer's next annual meeting of stockholders following the grant date, in each case, subject to the reporting person continuing to be a service provider (as defined in the Solid Power, Inc. 2021 Equity Incentive Plan) through such vesting date."}],"balance_after":162941,"source":{"system":"sec-edgar","filing":"0001844862-26-000013","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000184486226000013/primary_doc.xml","form_type":"4"}},{"id":1132147,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-28T20:23:09.000Z","date":"2025-05-27","kind":"sale","planned":false,"acquired":false,"shares":82365,"price":1.6206,"value":133480.719,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction was executed in multiple trades at prices ranging from $1.565 to $1.67. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":118808,"source":{"system":"sec-edgar","filing":"0001879989-25-000004","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000187998925000004/primary_doc.xml","form_type":"4"}},{"id":1137465,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-22T17:09:59.000Z","date":"2025-05-21","kind":"grant","planned":false,"acquired":true,"shares":118808,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units, which upon vesting of the unit, represent the right to receive one share of the issuer's common stock. The restricted stock units vest upon the earlier of: (i) the first anniversary of the grant date or (ii) the day before the issuer's next annual meeting of stockholders following the grant date, in each case, subject to the reporting person continuing to be a service provider (as defined in the Solid Power, Inc. 2021 Equity Incentive Plan) through such vesting date."}],"balance_after":201173,"source":{"system":"sec-edgar","filing":"0001879989-25-000003","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000187998925000003/primary_doc.xml","form_type":"4"}},{"id":1419077,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-08-30T21:17:52.000Z","date":"2024-08-29","kind":"sale","planned":false,"acquired":false,"shares":59197,"price":1.45,"value":85835.65,"ownership":{"direct":true},"balance_after":82365,"source":{"system":"sec-edgar","filing":"0001879989-24-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000187998924000002/primary_doc.xml","form_type":"4"}},{"id":1503884,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-05-23T18:45:28.000Z","date":"2024-05-22","kind":"grant","planned":false,"acquired":true,"shares":82365,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units, which upon vesting of the unit, represent the right to receive one share of the issuer's common stock. The restricted stock units vest upon the earlier of: (i) the first anniversary of the grant date or (ii) the day before the issuer's next annual meeting of stockholders following the grant date, in each case, subject to the reporting person continuing to be a service provider (as defined in the Solid Power, Inc. 2021 Equity Incentive Plan) through such vesting date."}],"balance_after":141562,"source":{"system":"sec-edgar","filing":"0001879989-24-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000187998924000001/primary_doc.xml","form_type":"4"}},{"id":1734877,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-11-20T18:12:14.000Z","date":"2023-11-17","kind":"sale","planned":false,"acquired":false,"shares":15700,"price":1.4888,"value":23374.16,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sale was made to generate proceeds to cover the reporting person's tax liability arising from the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This transaction was executed in multiple trades at prices ranging from $1.48 to $1.495. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected."}],"balance_after":59197,"source":{"system":"sec-edgar","filing":"0001879989-23-000002","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000187998923000002/primary_doc.xml","form_type":"4"}},{"id":1878377,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-25T21:42:17.000Z","date":"2023-05-24","kind":"grant","planned":false,"acquired":true,"shares":59197,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units, which upon vesting of the unit, represent the right to receive one share of the issuer's common stock. The restricted stock units vest upon the earlier of: (i) the first anniversary of the grant date or (ii) the day before the issuer's next annual meeting of stockholders following the grant date, in each case, subject to the reporting person continuing to be a service provider (as defined in the 2021 Solid Power, Inc. Equity Incentive Plan) through such vesting date."}],"balance_after":74897,"source":{"system":"sec-edgar","filing":"0001879989-23-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000187998923000001/primary_doc.xml","form_type":"4"}},{"id":2255440,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-05-26T16:01:17.000Z","date":"2022-05-25","kind":"grant","acquired":true,"shares":15700,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restriced stock units, which upon vesting of the unit, represent the right to receive one share of the issuer's common stock. The restricted stock units vest upon the earlier of: (i) the first anniversary of the grant date or (ii) the day before the Company's next annual meeting of stockholders, in each case, subject to the reporting person continuing to be a service provider (as defined in the Company's 2021 Equity Incentive Plan) through the applicable vesting date."}],"balance_after":15700,"source":{"system":"sec-edgar","filing":"0001104659-22-065092","document":"tm2216960-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000110465922065092/tm2216960-1_4seq1.xml","form_type":"4"}},{"id":2480964,"issuer":{"id":5427,"kind":"organization","name":"Solid Power, Inc."},"owners":[{"id":45283,"kind":"person","name":"Goldberg Steven H","position":1,"cik":"0001879989","reported_name":"Goldberg Steven H","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (Right to Buy)","published_at":"2021-12-09T01:04:19.000Z","date":"2021-12-08","kind":"grant","acquired":true,"shares":968620,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"On December 8, 2021, the Issuer completed the merger (the \"Merger\") pursuant to the as amended Business Combination Agreement and Plan of Reorganization, by and among the Issuer, a wholly owned subsidiary of the Issuer, and Solid Power, Inc. (\"Solid Power\"). At the effective time of the Merger (the \"Effective Time\"), each Solid Power option was converted into an option to purchase a number of shares of Common Stock of the Issuer, equal to the product (rounded down to the nearest whole number) of (x) the number of shares of Solid Power Common Stock subject to such Solid Power Option immediately prior to the Effective Time and (y) an exchange ratio calculated at closing (the \"Exchange Ratio\"), at an exercise price per share (rounded up to the nearest whole cent) equal to (A) the exercise price per share of such Solid Power Option immediately prior to the Effective Time divided by (B) the Exchange Ratio."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"25% of the total number of shares issuable upon exercise of the option vested on September 6, 2020, and 1/36 of the remaining shares issuable upon exercise of the option vested or will vest, as applicable, monthly thereafter."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F2","text":"On December 8, 2021, the Issuer completed the merger (the \"Merger\") pursuant to the as amended Business Combination Agreement and Plan of Reorganization, by and among the Issuer, a wholly owned subsidiary of the Issuer, and Solid Power, Inc. (\"Solid Power\"). At the effective time of the Merger (the \"Effective Time\"), each Solid Power option was converted into an option to purchase a number of shares of Common Stock of the Issuer, equal to the product (rounded down to the nearest whole number) of (x) the number of shares of Solid Power Common Stock subject to such Solid Power Option immediately prior to the Effective Time and (y) an exchange ratio calculated at closing (the \"Exchange Ratio\"), at an exercise price per share (rounded up to the nearest whole cent) equal to (A) the exercise price per share of such Solid Power Option immediately prior to the Effective Time divided by (B) the Exchange Ratio."}],"balance_after":968620,"derivative":{"exercise_price":0.17,"expiration_date":"2029-09-20","underlying":"Common Stock","underlying_shares":968620},"source":{"system":"sec-edgar","filing":"0001104659-21-147787","document":"tm2134826-18_4seq.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1879989/000110465921147787/tm2134826-18_4seq.xml","form_type":"4"}}]}