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The RSUs are scheduled to vest as follows: one-third upon the first anniversary of the Grant Date, one-third upon the second anniversary of the Grant Date, and one-third upon the third anniversary of the Grant Date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes (a) 6,667 RSUs that are scheduled to vest on June 26, 2027, (b) 143,067 RSUs that are scheduled to vest in two equal installments on March 12, 2027 and March 12, 2028, (c) 25,651 deferred stock units (\"DSUs\") (such shares of common stock underlying such DSUs shall be issued upon the Reporting Person's separation from service with the Issuer), (d) 66,667 RSUs that are scheduled to vest in two equal installments on August 13, 2027 and August 13, 2028, (e) 342,465 RSUs that are scheduled to vest in three equal instalments on August 13, 2027, August 13, 2028 and August 13, 2029 and (f) 97,747 shares of common stock beneficially owned by the Reporting Person."}],"balance_after":682264,"source":{"system":"sec-edgar","filing":"0000921895-26-002228","document":"form412364002mos_08172026.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2025483/000092189526002228/form412364002mos_08172026.xml","form_type":"4"}},{"id":685785,"issuer":{"id":852,"kind":"organization","name":"Quest Resource Holding Corp","symbol":"QRHC"},"owners":[{"id":22962,"kind":"person","name":"Moss Perry W.","position":1,"cik":"0002025483","reported_name":"Moss Perry W.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-08-17T21:35:14.000Z","date":"2026-08-13","kind":"tax_withholding","planned":false,"acquired":false,"shares":9683,"price":1.46,"value":14137.18,"ownership":{"direct":true},"balance_after":339799,"source":{"system":"sec-edgar","filing":"0000921895-26-002228","document":"form412364002mos_08172026.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2025483/000092189526002228/form412364002mos_08172026.xml","form_type":"4"}},{"id":722961,"issuer":{"id":852,"kind":"organization","name":"Quest Resource Holding Corp","symbol":"QRHC"},"owners":[{"id":22962,"kind":"person","name":"Moss Perry W.","position":1,"cik":"0002025483","reported_name":"Moss Perry W.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-06-30T20:55:02.000Z","date":"2026-06-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":1936,"price":1.24,"value":2400.64,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes (a) 6,667 restricted stock units (\"RSUs\") that are scheduled to vest on June 26, 2027, (b) 143,067 RSUs that are scheduled to vest in two equal installments on March 12, 2027 and March 12, 2028, (c) 25,651 deferred stock units (\"DSUs\") (such shares of common stock underlying such DSUs shall be issued upon the Reporting Person's separation from service with the Issuer), (d) 100,000 RSUs that are scheduled to vest in three equal installments on August 13, 2026, August 13, 2027 and August 13, 2028 and (e) 74,097 shares of common stock beneficially owned by the Reporting Person."}],"balance_after":349482,"source":{"system":"sec-edgar","filing":"0000921895-26-001703","document":"form412364002mos_06302026.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2025483/000092189526001703/form412364002mos_06302026.xml","form_type":"4"}},{"id":813590,"issuer":{"id":852,"kind":"organization","name":"Quest Resource Holding Corp","symbol":"QRHC"},"owners":[{"id":22962,"kind":"person","name":"Moss Perry W.","position":1,"cik":"0002025483","reported_name":"Moss Perry W.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-04-07T22:53:08.000Z","date":"2026-04-03","kind":"grant","planned":false,"acquired":true,"shares":20114,"price":1.18,"value":23734.52,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These reported securities represent deferred stock units (\"DSUs\") granted under the Issuer's 2024 Incentive Compensation Plan. The shares of common stock underlying such DSUs shall be issued upon the Reporting Person's separation from service with the Issuer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes (a) 13,333 restricted stock units (\"RSUs\") that are scheduled to vest in two equal installments on June 26, 2026 and June 26, 2027, (b) 143,067 RSUs that are scheduled to vest in two equal installments on March 12, 2027 and March 12, 2028 (c) 25,651 DSUs (such shares of common stock underlying such DSUs shall be issued upon the Reporting Person's separation from service with the Issuer), (d) 100,000 RSUs that are scheduled to vest in three equal installments on August 13, 2026, August 13, 2027 and August 13, 2028 and (e) 69,367 shares of common stock beneficially owned by the Reporting Person."}],"balance_after":351418,"source":{"system":"sec-edgar","filing":"0000921895-26-000943","document":"form412364002mos_04072026.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2025483/000092189526000943/form412364002mos_04072026.xml","form_type":"4"}},{"id":842000,"issuer":{"id":852,"kind":"organization","name":"Quest Resource Holding Corp","symbol":"QRHC"},"owners":[{"id":22962,"kind":"person","name":"Moss Perry W.","position":1,"cik":"0002025483","reported_name":"Moss Perry W.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2026-03-16T23:29:04.000Z","date":"2026-03-12","kind":"tax_withholding","planned":false,"acquired":false,"shares":24571,"price":1.45,"value":35627.95,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes (a) 13,333 restricted stock units (\"RSUs\") that are scheduled to vest in two equal installments on June 26, 2026 and June 26, 2027, (b) 143,067 RSUs that are scheduled to vest in two equal installments on March 12, 2027 and March 12, 2028 (c) 5,537 shares of deferred stock units (\"DSUs\") (such shares of common stock underlying such DSUs shall be issued upon the Reporting Person's separation from service with the Issuer), (d) 100,000 RSUs that are scheduled to vest in three equal installments on August 13, 2026, August 13, 2027 and August 13, 2028 and (e) 69,367 shares of common stock beneficially owned by the Reporting Person."}],"balance_after":331304,"source":{"system":"sec-edgar","filing":"0000921895-26-000699","document":"form412364002_03162026.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2025483/000092189526000699/form412364002_03162026.xml","form_type":"4"}},{"id":1066703,"issuer":{"id":852,"kind":"organization","name":"Quest Resource Holding Corp","symbol":"QRHC"},"owners":[{"id":22962,"kind":"person","name":"Moss Perry W.","position":1,"cik":"0002025483","reported_name":"Moss Perry W.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2025-08-14T21:08:15.000Z","date":"2025-08-13","kind":"grant","planned":false,"acquired":true,"shares":100000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents restricted stock units (\"RSUs\") granted to the Reporting Person on August 13, 2025 (the \"Grant Date\") and is subject to the terms and conditions of the Issuer's 2024 Incentive Compensation Plan. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon vesting. 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Each RSU represents a contingent right to receive one share of the Issuer's common stock upon vesting. 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