{"transactions":[{"id":4631518,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":57181,"kind":"person","name":"Jacob Valerie","position":1,"cik":"0002119900","reported_name":"Jacob Valerie","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Units","published_at":"2026-10-06T00:48:23.000Z","date":"2026-10-01","kind":"grant","planned":false,"acquired":true,"shares":14493,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The restricted stock units (\"RSUs\") are scheduled to vest on September 7, 2027, subject to the reporting person's continued service through the vesting date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The restricted stock units (\"RSUs\") are scheduled to vest on September 7, 2027, subject to the reporting person's continued service through the vesting date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The restricted stock units (\"RSUs\") are scheduled to vest on September 7, 2027, subject to the reporting person's continued service through the vesting date."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F2","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."}],"balance_after":14493,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":14493},"source":{"system":"sec-edgar","filing":"0002119900-26-000008","document":"wk-form4_1791247701.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2119900/000211990026000008/wk-form4_1791247701.xml","form_type":"4"}},{"id":833691,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":57181,"kind":"person","name":"Jacob Valerie","position":1,"cik":"0002119900","reported_name":"Jacob Valerie","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Units","published_at":"2026-03-19T21:35:18.000Z","date":"2026-03-17","kind":"grant","planned":false,"acquired":true,"shares":35244,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The restricted stock unit (\"RSU\") will vest in two tranches.  1/3 of the RSU will vest on March 17, 2027 and the remaining 2/3 of the RSU will vest on September 17,  2027. The vesting occurs pursuant to the Issuer's Insider Trading Policy, subject in all cases to any applicable outside dates required to comply with applicable tax laws and the terms of the Issuer's Amended and Restated 2024 Omnibus Incentive Plan."},{"field":"shares","element":"transactionShares","label":"F2","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The restricted stock unit (\"RSU\") will vest in two tranches.  1/3 of the RSU will vest on March 17, 2027 and the remaining 2/3 of the RSU will vest on September 17,  2027. The vesting occurs pursuant to the Issuer's Insider Trading Policy, subject in all cases to any applicable outside dates required to comply with applicable tax laws and the terms of the Issuer's Amended and Restated 2024 Omnibus Incentive Plan."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The restricted stock unit (\"RSU\") will vest in two tranches.  1/3 of the RSU will vest on March 17, 2027 and the remaining 2/3 of the RSU will vest on September 17,  2027. The vesting occurs pursuant to the Issuer's Insider Trading Policy, subject in all cases to any applicable outside dates required to comply with applicable tax laws and the terms of the Issuer's Amended and Restated 2024 Omnibus Incentive Plan."}],"balance_after":35244,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":35244},"source":{"system":"sec-edgar","filing":"0002119900-26-000004","document":"wk-form4_1773956116.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000211990026000004/wk-form4_1773956116.xml","form_type":"4"}}]}