{"transactions":[{"id":4631521,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":128891,"kind":"person","name":"Moraitis Thrasyvoulos","position":1,"cik":"0001918084","reported_name":"Moraitis Thrasyvoulos","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Restricted Stock Units","published_at":"2026-10-06T00:48:35.000Z","date":"2026-10-01","kind":"grant","planned":false,"acquired":true,"shares":362319,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"The Mithrastarios Trust"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"The restricted stock unit vests 1/3 on October 1, 2027, 1/3 on October 1, 2028, and 1/3 on October 1, 2029 subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 362,319 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."},{"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":"F3","text":"The restricted stock unit vests 1/3 on October 1, 2027, 1/3 on October 1, 2028, and 1/3 on October 1, 2029 subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 362,319 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The restricted stock unit vests 1/3 on October 1, 2027, 1/3 on October 1, 2028, and 1/3 on October 1, 2029 subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 362,319 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."},{"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."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The restricted stock unit vests 1/3 on October 1, 2027, 1/3 on October 1, 2028, and 1/3 on October 1, 2029 subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 362,319 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."}],"balance_after":362319,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":362319},"source":{"system":"sec-edgar","filing":"0001918084-26-000009","document":"wk-form4_1791247712.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000191808426000009/wk-form4_1791247712.xml","form_type":"4"}},{"id":4631520,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":128891,"kind":"person","name":"Moraitis Thrasyvoulos","position":1,"cik":"0001918084","reported_name":"Moraitis Thrasyvoulos","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Restricted Stock Units","published_at":"2026-10-06T00:48:35.000Z","date":"2026-10-01","kind":"grant","planned":false,"acquired":true,"shares":108696,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"The Mithrastarios Trust"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The restricted stock unit vests 1/2 on October 1, 2027 and 1/2 on October 1, 2028, subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 108,696 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."},{"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 vests 1/2 on October 1, 2027 and 1/2 on October 1, 2028, subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 108,696 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The restricted stock unit vests 1/2 on October 1, 2027 and 1/2 on October 1, 2028, subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 108,696 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."},{"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."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"The restricted stock unit vests 1/2 on October 1, 2027 and 1/2 on October 1, 2028, subject to reporting person's continued service through each vesting date. The award vests in full if the reporting person separates from service as a \"Good Leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), or on or after age 65. The reporting person contributed 108,696 Restricted Stock Units to The Mithrastarios Trust on October 5, 2026, in a transaction that resulted in a change in form of beneficial ownership from direct to indirect."}],"balance_after":108696,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":108696},"source":{"system":"sec-edgar","filing":"0001918084-26-000009","document":"wk-form4_1791247712.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000191808426000009/wk-form4_1791247712.xml","form_type":"4"}},{"id":4631528,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"Former Chief Executive Officer","other_text":"Former Director"}}],"security":"Restricted Stock Units","published_at":"2026-10-06T00:48:29.000Z","date":"2026-10-01","kind":"exercise","planned":false,"acquired":false,"shares":31333,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"The RSUs were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-half vested on October 1, 2026 and the remainder is forfeited."},{"field":"shares","element":"transactionShares","label":"F4","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":"F5","text":"The RSUs were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-half vested on October 1, 2026 and the remainder is forfeited."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"The RSUs were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-half vested on October 1, 2026 and the remainder is forfeited."}],"balance_after":31333,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":31333},"source":{"system":"sec-edgar","filing":"0001790041-26-000003","document":"wk-form4_1791247706.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000179004126000003/wk-form4_1791247706.xml","form_type":"4"}},{"id":4631527,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"Former Chief Executive Officer","other_text":"Former Director"}}],"security":"Restricted Stock Units","published_at":"2026-10-06T00:48:29.000Z","date":"2026-10-01","kind":"exercise","planned":false,"acquired":false,"shares":104443,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"The restricted stock units (\"RSUs\") were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-third vested on October 1, 2026 and the remainder is forfeited."},{"field":"shares","element":"transactionShares","label":"F4","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":"F3","text":"The restricted stock units (\"RSUs\") were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-third vested on October 1, 2026 and the remainder is forfeited."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The restricted stock units (\"RSUs\") were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-third vested on October 1, 2026 and the remainder is forfeited."}],"balance_after":208884,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":104443},"source":{"system":"sec-edgar","filing":"0001790041-26-000003","document":"wk-form4_1791247706.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000179004126000003/wk-form4_1791247706.xml","form_type":"4"}},{"id":4631526,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"Former Chief Executive Officer","other_text":"Former Director"}}],"security":"Restricted Stock Units","published_at":"2026-10-06T00:48:29.000Z","date":"2026-10-01","kind":"exercise","planned":false,"acquired":false,"shares":83554,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"The restricted stock units (\"RSUs\") were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-third vested on October 1, 2026 and the remainder is forfeited."},{"field":"shares","element":"transactionShares","label":"F4","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":"F3","text":"The restricted stock units (\"RSUs\") were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-third vested on October 1, 2026 and the remainder is forfeited."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The restricted stock units (\"RSUs\") were granted on October 1, 2025. Pursuant to the reporting person's retirement agreement with the issuer, one-third vested on October 1, 2026 and the remainder is forfeited."}],"balance_after":167108,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":83554},"source":{"system":"sec-edgar","filing":"0001790041-26-000003","document":"wk-form4_1791247706.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000179004126000003/wk-form4_1791247706.xml","form_type":"4"}},{"id":4631525,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"Former Chief Executive Officer","other_text":"Former Director"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2026-10-06T00:48:29.000Z","date":"2026-10-02","kind":"sale","planned":false,"acquired":false,"shares":88391,"price":13.75,"value":1215376.25,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Sell-to-cover for taxes associated with the vesting of RSUs received by the reporting person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This figure is the weighted average sales price of multiple trades ranging from $13.665 to $14.00 per share. The reporting person undertakes to provide the SEC Staff, USA Rare Earth, Inc. or a shareholder of USA Rare Earth, Inc. full information about the number of shares sold at each separate price upon request."}],"balance_after":130939,"source":{"system":"sec-edgar","filing":"0001790041-26-000003","document":"wk-form4_1791247706.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000179004126000003/wk-form4_1791247706.xml","form_type":"4"}},{"id":4631524,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"Former Chief Executive Officer","other_text":"Former Director"}}],"security":"Common Stock, par value $0.0001 per 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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":4631519,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":10814,"kind":"person","name":"Caulfield Thomas","position":1,"cik":"0001342570","reported_name":"Caulfield Thomas","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock, par 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stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The restricted stock unit will fully vest on the 2027 Annual Meeting date, anticipated to be on or about June 2, 2027"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The restricted stock unit will fully vest on the 2027 Annual Meeting date, anticipated to be on or about June 2, 2027"},{"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":6959,"derivative":{"underlying":"Common Stock, par value $0.0001 per 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equal tranches upon \"separation from service\" on or after age 65 or as a \"good leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), and on the first anniversary of such separation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The RSU vests upon obtaining age 65; however the underlying shares will be released to the reporting person in two equal tranches upon \"separation from service\" on or after age 65 or as a \"good leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), and on the first anniversary of such separation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The RSU vests upon obtaining age 65; however the underlying shares will be released to the reporting person in two equal tranches upon \"separation from service\" on or after age 65 or as a \"good leaver\" (subject to six-month delay under Section 409A of the Internal Revenue Code), and on the first anniversary of such separation."},{"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":226373,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":226373},"source":{"system":"sec-edgar","filing":"0001918084-26-000007","document":"wk-form4_1788900826.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000191808426000007/wk-form4_1788900826.xml","form_type":"4"}},{"id":3535946,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":128891,"kind":"person","name":"Moraitis Thrasyvoulos","position":1,"cik":"0001918084","reported_name":"Moraitis 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The reporting person's right to receive additional shares became fixed and irrevocable upon the closing of the business combination on March 13, 2025."}],"balance_after":11212,"derivative":{"expiration_date":"2026-03-13","underlying":"Common Stock, par value $0.0001 per share","underlying_shares":11211},"source":{"system":"sec-edgar","filing":"0001315431-26-000003","document":"wk-form4_1776808903.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000131543126000003/wk-form4_1776808903.xml","form_type":"4"}},{"id":803802,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":45291,"kind":"person","name":"Kern Paul J","position":1,"cik":"0001315431","reported_name":"Kern Paul J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2026-04-21T22:01:45.000Z","date":"2026-04-15","kind":"grant","planned":false,"acquired":true,"shares":11211,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Trigger Event I was satisfied on April 15, 2026. The reporting person's right to receive additional shares became fixed and irrevocable upon the closing of the business combination on March 13, 2025."}],"balance_after":179035,"source":{"system":"sec-edgar","filing":"0001315431-26-000003","document":"wk-form4_1776808903.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000131543126000003/wk-form4_1776808903.xml","form_type":"4"}},{"id":823084,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":45292,"kind":"person","name":"Steele William Robert Jr","position":1,"cik":"0002060188","reported_name":"Steele William Robert Jr","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2026-04-01T20:07:22.000Z","date":"2026-03-31","kind":"grant","planned":false,"acquired":true,"shares":63493,"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 three equal tranches.  33 1/3% of the RSU will vest on March 1, 2027, March 1, 2028,  and March 1, 2029, respectively."},{"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 three equal tranches.  33 1/3% of the RSU will vest on March 1, 2027, March 1, 2028,  and March 1, 2029, respectively."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on March 1, 2027, March 1, 2028,  and March 1, 2029, respectively."}],"balance_after":63493,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":63493},"source":{"system":"sec-edgar","filing":"0002060188-26-000002","document":"wk-form4_1775074039.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000206018826000002/wk-form4_1775074039.xml","form_type":"4"}},{"id":831004,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":10814,"kind":"person","name":"Caulfield Thomas","position":1,"cik":"0001342570","reported_name":"Caulfield Thomas","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-03-24T00:57:08.000Z","date":"2026-03-19","kind":"grant","planned":false,"acquired":true,"shares":2548,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The restricted stock unit (\"RSU\") will fully vest on June 3, 2026."},{"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 fully vest on June 3, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The restricted stock unit (\"RSU\") will fully vest on June 3, 2026."}],"balance_after":2548,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":2548},"source":{"system":"sec-edgar","filing":"0001342570-26-000005","document":"wk-form4_1774313826.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000134257026000005/wk-form4_1774313826.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"}},{"id":901349,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66231,"kind":"person","name":"Kronenfeld David Thomas","position":1,"cik":"0002059114","reported_name":"Kronenfeld David Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2026-02-17T21:20:49.000Z","date":"2026-02-12","kind":"other","planned":false,"acquired":true,"shares":6977,"price":21.4992,"value":149999.9184,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The shares were acquired in a pro-rata distribution of shares from Inflection Point Freedom Fund LP, of which the reporting person was a limited partner."}],"balance_after":76374,"source":{"system":"sec-edgar","filing":"0002059114-26-000002","document":"wk-form4_1771363245.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000205911426000002/wk-form4_1771363245.xml","form_type":"4"}},{"id":927980,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":20898,"kind":"person","name":"Trabuco Carolyn","position":1,"cik":"0001897745","reported_name":"Trabuco Carolyn","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2026-01-30T00:47:38.000Z","date":"2026-01-29","kind":"purchase","planned":false,"acquired":true,"shares":1300,"price":22.5994,"value":29379.22,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction was executed in multiple trades. The price reported reflects the weighted average sale 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":1300,"source":{"system":"sec-edgar","filing":"0001897745-26-000004","document":"wk-form4_1769734056.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000189774526000004/wk-form4_1769734056.xml","form_type":"4"}},{"id":927979,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2026-01-29T21:02:09.000Z","date":"2026-01-29","kind":"purchase","planned":false,"acquired":true,"shares":100000,"price":21.4386,"value":2143860.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This transaction was executed in multiple trades at prices ranging from $21.32 to $21.49. The price reported reflects the weighted average sale 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":847500,"source":{"system":"sec-edgar","filing":"0001213900-26-009472","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390026009472/ownership.xml","form_type":"4"}},{"id":952125,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Series A Preferred Stock, par value $0.0001 per share","published_at":"2026-01-06T02:39:14.000Z","date":"2026-01-01","kind":"other","planned":false,"acquired":false,"shares":343157,"ownership":{"direct":false,"nature":"By Inflection Point Fund I, LP"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Pursuant to the terms of the Certificate of Designation, the conversion price is $7.00. The Series A Preferred Stock has no expiration date."},{"field":"kind","element":"transactionCoding","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."},{"field":"shares","element":"transactionShares","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Pursuant to the terms of the Certificate of Designation, the conversion price is $7.00. The Series A Preferred Stock has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Pursuant to the terms of the Certificate of Designation, the conversion price is $7.00. The Series A Preferred Stock has no expiration date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."}],"balance_after":0,"derivative":{"exercise_price":7,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":646552},"source":{"system":"sec-edgar","filing":"0001213900-26-001486","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390026001486/ownership.xml","form_type":"4"}},{"id":952124,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2026-01-06T02:39:14.000Z","date":"2026-01-01","kind":"other","planned":false,"acquired":false,"shares":562500,"ownership":{"direct":false,"nature":"By Inflection Point Fund I, LP"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"This report is being filed solely to disclose a change in beneficial ownership by the reporting person as a result of an administrative change as of January 1, 2026 in the internal governance documents of Inflection Point Asset Management LLC and Inflection Point GP I LLC, and not as a result of any sale, transfer, or other disposition of securities by the reporting person or Inflection Point Fund I, LP. Inflection Point Fund I, LP is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund I, LP."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001213900-26-001486","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390026001486/ownership.xml","form_type":"4"}},{"id":961167,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66231,"kind":"person","name":"Kronenfeld David Thomas","position":1,"cik":"0002059114","reported_name":"Kronenfeld David Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Units","published_at":"2025-12-22T23:45:59.000Z","date":"2025-12-19","kind":"grant","planned":false,"acquired":true,"shares":11095,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on December 1, 2026, December 1, 2027,  and December 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on December 1, 2026, December 1, 2027,  and December 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":11095,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":11095},"source":{"system":"sec-edgar","filing":"0002059114-25-000003","document":"wk-form4_1766447155.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000205911425000003/wk-form4_1766447155.xml","form_type":"4"}},{"id":1024908,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-10-03T22:20:18.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":5054,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":5054,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":5054},"source":{"system":"sec-edgar","filing":"0001458423-25-000008","document":"wk-form4_1759530015.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000145842325000008/wk-form4_1759530015.xml","form_type":"4"}},{"id":1024907,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":45290,"kind":"person","name":"Gutnick Mordechai Zev","position":1,"cik":"0001666771","reported_name":"Gutnick Mordechai Zev","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-10-03T22:20:12.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":5054,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":5054,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":5054},"source":{"system":"sec-edgar","filing":"0001666771-25-000007","document":"wk-form4_1759530010.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000166677125000007/wk-form4_1759530010.xml","form_type":"4"}},{"id":1024906,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":41398,"kind":"person","name":"Senft Michael F","position":1,"cik":"0001544115","reported_name":"Senft Michael F","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-10-03T22:20:06.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":5054,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":5054,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":5054},"source":{"system":"sec-edgar","filing":"0001544115-25-000006","document":"wk-form4_1759530004.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000154411525000006/wk-form4_1759530004.xml","form_type":"4"}},{"id":1024905,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":20898,"kind":"person","name":"Trabuco Carolyn","position":1,"cik":"0001897745","reported_name":"Trabuco Carolyn","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-10-03T22:20:00.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":5054,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":5054,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":5054},"source":{"system":"sec-edgar","filing":"0001897745-25-000006","document":"wk-form4_1759529998.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000189774525000006/wk-form4_1759529998.xml","form_type":"4"}},{"id":1024904,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":45291,"kind":"person","name":"Kern Paul J","position":1,"cik":"0001315431","reported_name":"Kern Paul J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-10-03T22:19:54.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":5054,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":5054,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":5054},"source":{"system":"sec-edgar","filing":"0001315431-25-000011","document":"wk-form4_1759529992.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000131543125000011/wk-form4_1759529992.xml","form_type":"4"}},{"id":1024903,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":74562,"kind":"person","name":"Smith Tready","position":1,"cik":"0002059601","reported_name":"Smith Tready","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-10-03T22:19:50.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":5054,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":5054,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":5054},"source":{"system":"sec-edgar","filing":"0002059601-25-000004","document":"wk-form4_1759529987.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000205960125000004/wk-form4_1759529987.xml","form_type":"4"}},{"id":1024902,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":41397,"kind":"person","name":"SCHWETHELM OTTO C","position":1,"cik":"0001236682","reported_name":"SCHWETHELM OTTO C","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-10-03T22:19:44.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":5054,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest on October 1, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":5054,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":5054},"source":{"system":"sec-edgar","filing":"0001236682-25-000007","document":"wk-form4_1759529981.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000123668225000007/wk-form4_1759529981.xml","form_type":"4"}},{"id":1024901,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Restricted Stock Units","published_at":"2025-10-03T20:43:29.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":62666,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F3","text":"The restricted stock unit (\"RSU\") will vest in two equal tranches.  50% of the RSU will vest on October 1, 2026 and October 1, 2027, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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.exercise_date","element":"exerciseDate","label":"F3","text":"The restricted stock unit (\"RSU\") will vest in two equal tranches.  50% of the RSU will vest on October 1, 2026 and October 1, 2027, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F3","text":"The restricted stock unit (\"RSU\") will vest in two equal tranches.  50% of the RSU will vest on October 1, 2026 and October 1, 2027, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":62666,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":62666},"source":{"system":"sec-edgar","filing":"0001790041-25-000009","document":"wk-form4_1759524206.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000179004125000009/wk-form4_1759524206.xml","form_type":"4"}},{"id":1024900,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Restricted Stock Units","published_at":"2025-10-03T20:43:29.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":313327,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on October 1, 2026, October 1, 2027 and October 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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.exercise_date","element":"exerciseDate","label":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on October 1, 2026, October 1, 2027 and October 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on October 1, 2026, October 1, 2027 and October 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":313327,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":313327},"source":{"system":"sec-edgar","filing":"0001790041-25-000009","document":"wk-form4_1759524206.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000179004125000009/wk-form4_1759524206.xml","form_type":"4"}},{"id":1024899,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66466,"kind":"person","name":"Humpton Barbara","position":1,"cik":"0001790041","reported_name":"Humpton Barbara","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Restricted Stock Units","published_at":"2025-10-03T20:43:29.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":250662,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on October 1, 2026, October 1, 2027 and October 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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.exercise_date","element":"exerciseDate","label":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on October 1, 2026, October 1, 2027 and October 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on October 1, 2026, October 1, 2027 and October 1, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":250662,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":250662},"source":{"system":"sec-edgar","filing":"0001790041-25-000009","document":"wk-form4_1759524206.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000179004125000009/wk-form4_1759524206.xml","form_type":"4"}},{"id":1024898,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":45292,"kind":"person","name":"Steele William Robert Jr","position":1,"cik":"0002060188","reported_name":"Steele William Robert Jr","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Restricted Stock Units","published_at":"2025-10-03T20:43:23.000Z","date":"2025-10-01","kind":"grant","planned":false,"acquired":true,"shares":62666,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest in two equal tranches.  50% of the RSU will vest on October 1, 2026 and October, 2027, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest in two equal tranches.  50% of the RSU will vest on October 1, 2026 and October, 2027, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":62666,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":62666},"source":{"system":"sec-edgar","filing":"0002060188-25-000004","document":"wk-form4_1759524200.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000206018825000004/wk-form4_1759524200.xml","form_type":"4"}},{"id":1036452,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":75212,"kind":"organization","name":"Bayshore Capital Advisors, LLC","position":1,"cik":"0001598176","reported_name":"Bayshore Capital Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":75213,"kind":"organization","name":"Bayshore Rare Earths II, LLC","position":2,"cik":"0001844734","reported_name":"Bayshore Rare Earths II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2025-09-18T20:51:46.000Z","date":"2025-09-15","kind":"other","planned":false,"acquired":false,"shares":1811814,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"On September 15, 2025, BRE distributed an aggregate of 1,811,814 shares of Common Stock to its members as a pro rata distribution for no consideration in accordance with the terms of its limited liability company agreement. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by BRE (as it relates to Ms. Smith's deemed beneficial ownership of the securities held by BRE) to its members was exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"kind","element":"transactionCoding","label":"F7","text":"In the distributions described in Notes 3 and 4 above, an aggregate of 59,011 shares of Common Stock were distributed to Bayshore, 326,318 shares of Common Stock were distributed to Bayshore MGR, 123,711 shares of Common Stock were distributed to BPF II GP, and 117,473 shares of Common Stock were distributed to Ms. Smith. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the acquisitions by Ms. Smith, Bayshore, Bayshore MGR and BPF II GP from BRE II and BRE, were exempt from Section 16 of the Securities Exchange Act of 1934. Ms. Smith disclaims beneficial ownership of all securities held by the Bayshore MGR and BPF II GP, except to the extent of her pecuniary interest therein."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"On September 15, 2025, BRE distributed an aggregate of 1,811,814 shares of Common Stock to its members as a pro rata distribution for no consideration in accordance with the terms of its limited liability company agreement. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by BRE (as it relates to Ms. Smith's deemed beneficial ownership of the securities held by BRE) to its members was exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The reported securities are held directly by Bayshore Rare Earths, LLC (\"BRE\"), which is a wholly-owned subsidiary of Bayshore Partners Fund II, LP (\"BPF II\"). Bayshore serves as an investment advisor to BPF II. Ms. Smith is the Chief Executive Officer of Bayshore and exercises sole voting and dispositive control over the securities held by BRE. Ms. Smith disclaims beneficial ownership of all securities held by BRE, except to the extent of her pecuniary interest therein."}],"balance_after":1811815,"source":{"system":"sec-edgar","filing":"0001213900-25-089037","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025089037/ownership.xml","form_type":"4"}},{"id":1036451,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":75212,"kind":"organization","name":"Bayshore Capital Advisors, LLC","position":1,"cik":"0001598176","reported_name":"Bayshore Capital Advisors, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":75213,"kind":"organization","name":"Bayshore Rare Earths II, LLC","position":2,"cik":"0001844734","reported_name":"Bayshore Rare Earths II, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2025-09-18T20:51:46.000Z","date":"2025-09-15","kind":"other","planned":false,"acquired":false,"shares":5904264,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On September 15, 2025, BRE II distributed an aggregate of 5,904,264 shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\") to its members as a pro rata distribution for no consideration in accordance with the terms of its limited liability company agreement. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by BRE II (as it relates to Ms. Smith's deemed beneficial ownership of the securities held by BRE II) to its members was exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"kind","element":"transactionCoding","label":"F7","text":"In the distributions described in Notes 3 and 4 above, an aggregate of 59,011 shares of Common Stock were distributed to Bayshore, 326,318 shares of Common Stock were distributed to Bayshore MGR, 123,711 shares of Common Stock were distributed to BPF II GP, and 117,473 shares of Common Stock were distributed to Ms. Smith. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the acquisitions by Ms. Smith, Bayshore, Bayshore MGR and BPF II GP from BRE II and BRE, were exempt from Section 16 of the Securities Exchange Act of 1934. Ms. Smith disclaims beneficial ownership of all securities held by the Bayshore MGR and BPF II GP, except to the extent of her pecuniary interest therein."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"On September 15, 2025, BRE II distributed an aggregate of 5,904,264 shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\") to its members as a pro rata distribution for no consideration in accordance with the terms of its limited liability company agreement. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by BRE II (as it relates to Ms. Smith's deemed beneficial ownership of the securities held by BRE II) to its members was exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"The reported securities are held directly by Bayshore Rare Earths II, LLC (\"BRE II\"). Bayshore Capital Advisors, LLC (\"Bayshore\") serves as an investment advisor to BRE II. Tready Smith is the Chief Executive Officer of Bayshore and exercises sole voting and dispositive control over the securities held by BRE II. Ms. Smith disclaims beneficial ownership of all securities held by BRE II, except to the extent of her pecuniary interest therein."}],"balance_after":5904265,"source":{"system":"sec-edgar","filing":"0001213900-25-089037","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025089037/ownership.xml","form_type":"4"}},{"id":1038112,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2025-09-17T20:05:51.000Z","date":"2025-09-15","kind":"other","planned":false,"acquired":false,"shares":3125000,"ownership":{"direct":false,"nature":"By Inflection Point Holdings II LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 15, 2025, Inflection Point Holdings II LLC (the \"Sponsor\") distributed an aggregate of 3,125,000 shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\") to its members as a pro rata distribution for no consideration in accordance with the terms of the Sponsor's limited liability company agreement. 747,500 shares of Common Stock were distributed to Michael Blitzer on such basis and 562,500 shares of Common Stock were distributed to Inflection Point Fund I, LP (\"Inflection Point Fund\") on such basis. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by the Sponsor (as it relates to Mr. Blitzer's deemed beneficial ownership of the securities held by the Sponsor) to its members and the acquisition by Mr. Blitzer and Inflection Point Fund from the Sponsor, were exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On September 15, 2025, Inflection Point Holdings II LLC (the \"Sponsor\") distributed an aggregate of 3,125,000 shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\") to its members as a pro rata distribution for no consideration in accordance with the terms of the Sponsor's limited liability company agreement. 747,500 shares of Common Stock were distributed to Michael Blitzer on such basis and 562,500 shares of Common Stock were distributed to Inflection Point Fund I, LP (\"Inflection Point Fund\") on such basis. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by the Sponsor (as it relates to Mr. Blitzer's deemed beneficial ownership of the securities held by the Sponsor) to its members and the acquisition by Mr. Blitzer and Inflection Point Fund from the Sponsor, were exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The Sponsor is the record holder of such securities. Michael Blitzer is the sole Managing Member of the Sponsor and shares voting and investment discretion with respect to the securities held by the Sponsor. Michael Blitzer disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":3125000,"source":{"system":"sec-edgar","filing":"0001213900-25-088554","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025088554/ownership.xml","form_type":"4"}},{"id":1039509,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":45291,"kind":"person","name":"Kern Paul J","position":1,"cik":"0001315431","reported_name":"Kern Paul J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2025-09-16T21:34:02.000Z","date":"2025-03-13","kind":"other","planned":false,"acquired":true,"shares":4699,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pro rata distribution from Bayshore Rare Earths II, LLC, of which the reporting person is a limited partner."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pro rata distribution from Bayshore Rare Earths II, LLC, of which the reporting person is a limited partner."}],"balance_after":167824,"source":{"system":"sec-edgar","filing":"0001315431-25-000008","document":"wk-form4_1758058440.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000131543125000008/wk-form4_1758058440.xml","form_type":"4"}},{"id":1065511,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Warrants to purchase Common Stock","published_at":"2025-08-15T22:44:41.000Z","date":"2025-08-14","kind":"sale","planned":false,"acquired":false,"shares":3813334,"price":5.7,"value":21736003.8,"ownership":{"direct":true},"balance_after":0,"derivative":{"exercise_price":11.5,"exercise_date":"2025-04-12","expiration_date":"2030-03-13","underlying":"Common Stock, par value $0.0001 per share","underlying_shares":3813334},"source":{"system":"sec-edgar","filing":"0001213900-25-077642","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025077642/ownership.xml","form_type":"4"}},{"id":1065510,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Warrants to purchase Common Stock","published_at":"2025-08-15T22:44:41.000Z","date":"2025-08-14","kind":"other","planned":false,"acquired":false,"shares":6000000,"ownership":{"direct":false,"nature":"By Inflection Point Holdings II LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"On August 14, 2025, Inflection Point Holdings II LLC (the \"Sponsor\") distributed an aggregate of 6,000,000 private placement warrants to its members as a pro rata distribution for no consideration in accordance with the terms of the Sponsor's limited liability company agreement. 3,813,334 private placement warrants were distributed to Michael Blitzer on such basis. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by the Sponsor (as it relates to Mr. Blitzer's deemed beneficial ownership of the securities held by the Sponsor) to its members and the acquisition by Mr. Blitzer from the Sponsor, were exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"On August 14, 2025, Inflection Point Holdings II LLC (the \"Sponsor\") distributed an aggregate of 6,000,000 private placement warrants to its members as a pro rata distribution for no consideration in accordance with the terms of the Sponsor's limited liability company agreement. 3,813,334 private placement warrants were distributed to Michael Blitzer on such basis. Under Rule 16a-13 promulgated under the Securities Exchange Act of 1934, as a change in form of beneficial ownership, the reported distribution by the Sponsor (as it relates to Mr. Blitzer's deemed beneficial ownership of the securities held by the Sponsor) to its members and the acquisition by Mr. Blitzer from the Sponsor, were exempt from Section 16 of the Securities Exchange Act of 1934."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"The Sponsor is the record holder of such securities. Michael Blitzer is the sole Managing Member of the Sponsor and shares voting and investment discretion with respect to the securities held by the Sponsor. Michael Blitzer disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":0,"derivative":{"exercise_price":11.5,"exercise_date":"2025-04-12","expiration_date":"2030-03-13","underlying":"Common Stock, par value $0.0001 per share","underlying_shares":6000000},"source":{"system":"sec-edgar","filing":"0001213900-25-077642","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025077642/ownership.xml","form_type":"4"}},{"id":1065509,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Series A Preferred Stock, par value $0.0001 per share","published_at":"2025-08-15T22:44:41.000Z","date":"2025-08-13","kind":"exercise","planned":false,"acquired":false,"shares":1161805,"ownership":{"direct":false,"nature":"By Inflection Point Fund I, LP"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Initially, the conversion price was $12.00. Pursuant to the terms of the Certificate of Designation, the conversion price was reset to $7.00. The Series A Preferred Stock has no expiration date."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Initially, the conversion price was $12.00. Pursuant to the terms of the Certificate of Designation, the conversion price was reset to $7.00. The Series A Preferred Stock has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Initially, the conversion price was $12.00. Pursuant to the terms of the Certificate of Designation, the conversion price was reset to $7.00. The Series A Preferred Stock has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Initially, the conversion price was $12.00. Pursuant to the terms of the Certificate of Designation, the conversion price was reset to $7.00. The Series A Preferred Stock has no expiration date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Initially, the conversion price was $12.00. Pursuant to the terms of the Certificate of Designation, the conversion price was reset to $7.00. The Series A Preferred Stock has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Inflection Point Fund I, LP (\"Inflection Point Fund\") is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund. Mr. Blitzer controls each Inflection Point Fund, Inflection Point Asset Management LLC and Inflection Point GP I LLC, including the exercise of voting and investment discretion over the securities held or to be held by Inflection Point Fund. Mr. Blitzer disclaims any beneficial ownership of the securities held by Inflection Point Fund, Inflection Point Asset Management LLC and Inflection Point GP I LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":343137,"derivative":{"exercise_price":7,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":2091849},"source":{"system":"sec-edgar","filing":"0001213900-25-077642","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025077642/ownership.xml","form_type":"4"}},{"id":1065508,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Restricted Stock Units","published_at":"2025-08-15T22:44:41.000Z","date":"2025-08-13","kind":"grant","planned":false,"acquired":true,"shares":12284,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The restricted stock unit will fully vest on May 20, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F3","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":"F2","text":"The restricted stock unit will fully vest on May 20, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit will fully vest on May 20, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":12284,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":12284},"source":{"system":"sec-edgar","filing":"0001213900-25-077642","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025077642/ownership.xml","form_type":"4"}},{"id":1065507,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Restricted Stock Units","published_at":"2025-08-15T22:44:41.000Z","date":"2025-08-13","kind":"grant","planned":false,"acquired":true,"shares":18199,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"The restricted stock unit will fully vest on May 20, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F3","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":"F2","text":"The restricted stock unit will fully vest on May 20, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit will fully vest on May 20, 2026. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":18199,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":18199},"source":{"system":"sec-edgar","filing":"0001213900-25-077642","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025077642/ownership.xml","form_type":"4"}},{"id":1065506,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2025-08-15T22:44:41.000Z","date":"2025-08-13","kind":"sale","planned":false,"acquired":false,"shares":2091849,"price":15.75,"value":32946621.75,"ownership":{"direct":false,"nature":"By Inflection Point Fund I, LP"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Inflection Point Fund I, LP (\"Inflection Point Fund\") is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund. Mr. Blitzer controls each Inflection Point Fund, Inflection Point Asset Management LLC and Inflection Point GP I LLC, including the exercise of voting and investment discretion over the securities held or to be held by Inflection Point Fund. Mr. Blitzer disclaims any beneficial ownership of the securities held by Inflection Point Fund, Inflection Point Asset Management LLC and Inflection Point GP I LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001213900-25-077642","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025077642/ownership.xml","form_type":"4"}},{"id":1065505,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":19073,"kind":"person","name":"BLITZER MICHAEL","position":1,"cik":"0001458423","reported_name":"BLITZER MICHAEL","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":70366,"kind":"organization","name":"Inflection Point Holdings II LLC","position":2,"cik":"0001970530","reported_name":"Inflection Point Holdings II LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"Director-by-Deputization"}}],"security":"Common Stock, par value $0.0001 per share","published_at":"2025-08-15T22:44:41.000Z","date":"2025-08-13","kind":"exercise","planned":false,"acquired":true,"shares":2091849,"ownership":{"direct":false,"nature":"By Inflection Point Fund I, LP"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Series A Preferred Stock, par value $0.0001 per share of the Issuer (\"Series A Preferred Stock\") is convertible into a number of shares of common stock, par value $0.0001 per share of the Issuer (\"Common Stock\"), which is determined by dividing the Accrued Value (as defined in the Certificate of Designation for the Series A Preferred Stock (the \"Certificate of Designation\")) by the conversion price, subject to adjustment as set forth in the Certificate of Designation. Initially, the conversion price was $12.00. Pursuant to the terms of the Certificate of Designation, the conversion price was reset to $7.00. The Series A Preferred Stock has no expiration date."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"Inflection Point Fund I, LP (\"Inflection Point Fund\") is the record holder of such securities. Inflection Point Asset Management LLC and Inflection Point GP I LLC are the investment manager and general partner, respectively, of Inflection Point Fund. Mr. Blitzer controls each Inflection Point Fund, Inflection Point Asset Management LLC and Inflection Point GP I LLC, including the exercise of voting and investment discretion over the securities held or to be held by Inflection Point Fund. Mr. Blitzer disclaims any beneficial ownership of the securities held by Inflection Point Fund, Inflection Point Asset Management LLC and Inflection Point GP I LLC other than to the extent of any pecuniary interest he may have therein, directly or indirectly."}],"balance_after":2091849,"source":{"system":"sec-edgar","filing":"0001213900-25-077642","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000121390025077642/ownership.xml","form_type":"4"}},{"id":1065504,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66231,"kind":"person","name":"Kronenfeld David Thomas","position":1,"cik":"0002059114","reported_name":"Kronenfeld David Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-15T20:17:29.000Z","date":"2025-08-13","kind":"grant","planned":false,"acquired":true,"shares":18199,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F4","text":"The restricted stock unit (\"RSU\") is fully vested and the underlying shares will be released to the participant on May 20, 2026. If the release date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F4","text":"The restricted stock unit (\"RSU\") is fully vested and the underlying shares will be released to the participant on May 20, 2026. If the release date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":18199,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":18199},"source":{"system":"sec-edgar","filing":"0001970622-25-000052","document":"wk-form4_1755289042.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000197062225000052/wk-form4_1755289042.xml","form_type":"4"}},{"id":1065503,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66231,"kind":"person","name":"Kronenfeld David Thomas","position":1,"cik":"0002059114","reported_name":"Kronenfeld David Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-15T20:17:29.000Z","date":"2025-08-13","kind":"grant","planned":false,"acquired":true,"shares":40947,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F3","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on May 20, 2026, May 20, 2027,  and May 20, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F3","text":"The restricted stock unit (\"RSU\") will vest in three equal tranches.  33 1/3% of the RSU will vest on May 20, 2026, May 20, 2027,  and May 20, 2028, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":40947,"derivative":{"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":40947},"source":{"system":"sec-edgar","filing":"0001970622-25-000052","document":"wk-form4_1755289042.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000197062225000052/wk-form4_1755289042.xml","form_type":"4"}},{"id":1065502,"issuer":{"id":4023,"kind":"organization","name":"USA Rare Earth, Inc.","symbol":"USAR"},"owners":[{"id":66231,"kind":"person","name":"Kronenfeld David Thomas","position":1,"cik":"0002059114","reported_name":"Kronenfeld David Thomas","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Units","published_at":"2025-08-15T20:17:29.000Z","date":"2025-08-13","kind":"grant","planned":false,"acquired":true,"shares":27298,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock."},{"field":"shares","element":"transactionShares","label":"F1","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":"F2","text":"The restricted stock unit (\"RSU\") will vest in two equal tranches.  50% of the RSU will vest on May 20, 2026 and May 20, 2027, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":"F2","text":"The restricted stock unit (\"RSU\") will vest in two equal tranches.  50% of the RSU will vest on May 20, 2026 and May 20, 2027, respectively. If the vesting date occurs during a closed Trading Window under the Issuer's Insider Trading Policy, then the RSUs shall vest on the first Trading Day of the next open Trading Window 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":27298,"derivative":{"exercise_price":0,"underlying":"Common Stock, par value $0.0001 per share","underlying_shares":27298},"source":{"system":"sec-edgar","filing":"0001970622-25-000052","document":"wk-form4_1755289042.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1970622/000197062225000052/wk-form4_1755289042.xml","form_type":"4"}}],"next_cursor":"2025-08-15T20:17:29.000000Z,1065502"}