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Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Shah-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Includes 125,934 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":141907,"source":{"system":"sec-edgar","filing":"0001193125-26-085115","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000119312526085115/ownership.xml","form_type":"4"}},{"id":873657,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2026-03-02T19:42:13.000Z","date":"2026-02-15","kind":"tax_withholding","planned":false,"acquired":false,"shares":3120,"price":8.7,"value":27144.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F7","text":"The Reporting Person forfeited 3,120 shares of common stock upon conversion of 7,383 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on July 1, 2024."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F8","text":"Includes 125,934 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":146170,"source":{"system":"sec-edgar","filing":"0001193125-26-085115","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000119312526085115/ownership.xml","form_type":"4"}},{"id":873656,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2026-03-02T19:42:13.000Z","date":"2026-02-07","kind":"gift","planned":false,"acquired":true,"shares":8213,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":226885,"source":{"system":"sec-edgar","filing":"0001193125-26-085115","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000119312526085115/ownership.xml","form_type":"4"}},{"id":873655,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2026-03-02T19:42:13.000Z","date":"2026-02-07","kind":"gift","planned":false,"acquired":false,"shares":8213,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"On February 7, 2026 the Reporting Person transferred 8,213 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Shah-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. 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These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on February 7, 2025."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 133,317 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":149290,"source":{"system":"sec-edgar","filing":"0001193125-26-085115","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000119312526085115/ownership.xml","form_type":"4"}},{"id":873653,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2026-03-02T19:42:13.000Z","date":"2026-02-07","kind":"grant","planned":false,"acquired":true,"shares":34313,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 34,313 restricted stock units granted to the Reporting Person under the Company's 2017 Equity Incentive Plan (the \"Plan\") in connection with the Reporting Person's ongoing service of the executive management team."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 148,076 unvested restriced stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":155836,"source":{"system":"sec-edgar","filing":"0001193125-26-085115","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000119312526085115/ownership.xml","form_type":"4"}},{"id":1056623,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2025-08-25T23:32:11.000Z","date":"2025-08-20","kind":"gift","planned":false,"acquired":true,"shares":4271,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":218672,"source":{"system":"sec-edgar","filing":"0000950170-25-111281","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000095017025111281/ownership.xml","form_type":"4"}},{"id":1056622,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2025-08-25T23:32:11.000Z","date":"2025-08-20","kind":"gift","planned":false,"acquired":false,"shares":4271,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On August 20, 2025 the Reporting Person transferred 4,271 shares of common stock to the James J. 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These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on March 20, 2023"},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 121,147 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":136667,"source":{"system":"sec-edgar","filing":"0000950170-25-038859","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000095017025038859/ownership.xml","form_type":"4"}},{"id":1249076,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2025-02-24T22:02:45.000Z","date":"2025-02-07","kind":"grant","planned":false,"acquired":true,"shares":44279,"price":4.06,"value":179772.74,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 44,279 restricted stock units granted to the Reporting Person under the Issuer's 2017 Equity Incentive Plan, as amended (the \"Plan\"), which restricted stock units are subject to vesting conditions."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Consists of 135,913 restricted stock units held by the Reporting Person, all of which are subject to certain vesting conditions."}],"balance_after":135913,"source":{"system":"sec-edgar","filing":"0000950170-25-025769","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000095017025025769/ownership.xml","form_type":"4"}},{"id":1399389,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-09-25T20:22:24.000Z","date":"2024-09-23","kind":"gift","planned":false,"acquired":true,"shares":8227,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On September 23, 2024, the Reporting Person transferred 8,227 shares of common stock to the James J. 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The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 104,301 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":104301,"source":{"system":"sec-edgar","filing":"0000950170-24-099666","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000095017024099666/ownership.xml","form_type":"4"}},{"id":1426348,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-08-22T01:03:22.000Z","date":"2024-08-20","kind":"tax_withholding","planned":false,"acquired":false,"shares":3271,"price":2.16,"value":7065.36,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 3,271 shares of common stock upon conversion of 9,333 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on February 7, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 104,301 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":110363,"source":{"system":"sec-edgar","filing":"0000950170-24-099666","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000095017024099666/ownership.xml","form_type":"4"}},{"id":1459469,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-07-04T01:05:28.000Z","date":"2024-07-01","kind":"grant","planned":false,"acquired":true,"shares":44300,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 44,300 restricted stock units granted to the Reporting Person under the Issuer's 2017 Equity Incentive Plan, as amended (the \"Plan\"), which restricted stock units are subject to vesting conditions."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 113,634 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":113634,"source":{"system":"sec-edgar","filing":"0000950170-24-081758","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000095017024081758/ownership.xml","form_type":"4"}},{"id":1500024,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-05-28T22:15:52.000Z","date":"2024-05-23","kind":"gift","planned":false,"acquired":true,"shares":1469,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On May 23, 2024, the Reporting Person transferred 1,469 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":192352,"source":{"system":"sec-edgar","filing":"0001209191-24-005747","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124005747/doc4.xml","form_type":"4"}},{"id":1500023,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-05-28T22:15:52.000Z","date":"2024-05-23","kind":"gift","planned":false,"acquired":false,"shares":1469,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On May 23, 2024, the Reporting Person transferred 1,469 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 69,334 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":69334,"source":{"system":"sec-edgar","filing":"0001209191-24-005747","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124005747/doc4.xml","form_type":"4"}},{"id":1500022,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-05-28T22:15:52.000Z","date":"2024-05-23","kind":"tax_withholding","planned":false,"acquired":false,"shares":1031,"price":2.41,"value":2484.71,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 1,031 shares of common stock upon conversion of 2,500 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 69,334 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":70803,"source":{"system":"sec-edgar","filing":"0001209191-24-005747","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124005747/doc4.xml","form_type":"4"}},{"id":1559289,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-03-27T23:28:09.000Z","date":"2024-03-25","kind":"gift","planned":false,"acquired":true,"shares":15656,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On March 25, 2024, the Reporting Person transferred 15,656 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":190883,"source":{"system":"sec-edgar","filing":"0001209191-24-005112","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124005112/doc4.xml","form_type":"4"}},{"id":1559288,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-03-27T23:28:09.000Z","date":"2024-03-25","kind":"gift","planned":false,"acquired":false,"shares":15656,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On March 25, 2024, the Reporting Person transferred 15,656 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 71,834 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":71834,"source":{"system":"sec-edgar","filing":"0001209191-24-005112","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124005112/doc4.xml","form_type":"4"}},{"id":1559287,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-03-27T23:28:09.000Z","date":"2024-03-25","kind":"tax_withholding","planned":false,"acquired":false,"shares":9677,"price":3.9,"value":37740.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 9,677 shares of common stock upon conversion of 25,333 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on March 20, 2023."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 71,834 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":87490,"source":{"system":"sec-edgar","filing":"0001209191-24-005112","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124005112/doc4.xml","form_type":"4"}},{"id":1655044,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-02-08T01:25:25.000Z","date":"2024-02-05","kind":"gift","planned":false,"acquired":true,"shares":5567,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On February 5, 2024, the Reporting Person transferred 5,567 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":175227,"source":{"system":"sec-edgar","filing":"0001209191-24-002973","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124002973/doc4.xml","form_type":"4"}},{"id":1655043,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-02-08T01:25:25.000Z","date":"2024-02-05","kind":"gift","planned":false,"acquired":false,"shares":5567,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On February 5, 2024, the Reporting Person transferred 5,567 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 97,167 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":97167,"source":{"system":"sec-edgar","filing":"0001209191-24-002973","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124002973/doc4.xml","form_type":"4"}},{"id":1655042,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-02-08T01:25:25.000Z","date":"2024-02-05","kind":"tax_withholding","planned":false,"acquired":false,"shares":3766,"price":2.01,"value":7569.66,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 3,766 shares of common stock upon conversion of 9,333 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on February 7, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 97,167 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":102734,"source":{"system":"sec-edgar","filing":"0001209191-24-002973","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124002973/doc4.xml","form_type":"4"}},{"id":1666328,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Employee Stock Option (right to buy)","published_at":"2024-01-30T14:12:31.000Z","date":"2024-01-29","kind":"exercise","planned":false,"acquired":false,"shares":7222,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option is fully vested."}],"balance_after":16769,"derivative":{"exercise_price":1.08,"expiration_date":"2026-04-01","underlying":"Common Stock","underlying_shares":7222},"source":{"system":"sec-edgar","filing":"0001209191-24-002394","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919124002394/doc4.xml","form_type":"4"}},{"id":1666327,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2024-01-30T14:12:31.000Z","date":"2024-01-29","kind":"exercise","planned":false,"acquired":true,"shares":7222,"price":1.08,"value":7799.76,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These shares are owned directly by James J. 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Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":162438,"source":{"system":"sec-edgar","filing":"0001209191-23-056397","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123056397/doc4.xml","form_type":"4"}},{"id":1732351,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-11-22T00:41:55.000Z","date":"2023-11-21","kind":"gift","planned":false,"acquired":false,"shares":1651,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On November 21, 2023, the Reporting Person transferred 1,651 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 106,500 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":106500,"source":{"system":"sec-edgar","filing":"0001209191-23-056397","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123056397/doc4.xml","form_type":"4"}},{"id":1732350,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-11-22T00:41:55.000Z","date":"2023-11-21","kind":"tax_withholding","planned":false,"acquired":false,"shares":849,"price":2.09,"value":1774.41,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 849 shares of common stock upon conversion of 2,500 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 106,500 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":108151,"source":{"system":"sec-edgar","filing":"0001209191-23-056397","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123056397/doc4.xml","form_type":"4"}},{"id":1734272,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-11-20T22:37:31.000Z","date":"2023-11-17","kind":"gift","planned":false,"acquired":true,"shares":4204,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On November 11, 2023, the Reporting Person transferred 4,204 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":160787,"source":{"system":"sec-edgar","filing":"0001209191-23-056097","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123056097/doc4.xml","form_type":"4"}},{"id":1734271,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-11-20T22:37:31.000Z","date":"2023-11-17","kind":"gift","planned":false,"acquired":false,"shares":4204,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"On November 11, 2023, the Reporting Person transferred 4,204 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 109,000 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":109000,"source":{"system":"sec-edgar","filing":"0001209191-23-056097","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123056097/doc4.xml","form_type":"4"}},{"id":1734270,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-11-20T22:37:31.000Z","date":"2023-11-17","kind":"tax_withholding","planned":false,"acquired":false,"shares":2463,"price":1.99,"value":4901.37,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 2,463 shares of common stock upon conversion of 6,667 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 109,000 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":113204,"source":{"system":"sec-edgar","filing":"0001209191-23-056097","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123056097/doc4.xml","form_type":"4"}},{"id":1799486,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Employee Stock Option (right to buy)","published_at":"2023-08-22T21:44:11.000Z","date":"2023-08-18","kind":"exercise","planned":false,"acquired":false,"shares":1009,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option is fully vested."}],"balance_after":23991,"derivative":{"exercise_price":1.08,"expiration_date":"2026-04-01","underlying":"Common Stock","underlying_shares":1009},"source":{"system":"sec-edgar","filing":"0001209191-23-046938","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123046938/doc4.xml","form_type":"4"}},{"id":1799485,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Employee Stock Option (right to buy)","published_at":"2023-08-22T21:44:11.000Z","date":"2023-08-18","kind":"exercise","planned":false,"acquired":false,"shares":14587,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option is fully vested."}],"balance_after":0,"derivative":{"exercise_price":0.46,"expiration_date":"2024-07-15","underlying":"Common Stock","underlying_shares":14587},"source":{"system":"sec-edgar","filing":"0001209191-23-046938","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123046938/doc4.xml","form_type":"4"}},{"id":1799484,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-08-22T21:44:11.000Z","date":"2023-08-18","kind":"exercise","planned":false,"acquired":true,"shares":1009,"price":1.08,"value":1089.72,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These shares are owned directly by James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."}],"balance_after":156583,"source":{"system":"sec-edgar","filing":"0001209191-23-046938","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123046938/doc4.xml","form_type":"4"}},{"id":1799483,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-08-22T21:44:11.000Z","date":"2023-08-18","kind":"exercise","planned":false,"acquired":true,"shares":14587,"price":0.46,"value":6710.02,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These shares are owned directly by James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."}],"balance_after":155574,"source":{"system":"sec-edgar","filing":"0001209191-23-046938","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123046938/doc4.xml","form_type":"4"}},{"id":1801656,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-08-19T01:32:16.000Z","date":"2023-08-16","kind":"gift","planned":false,"acquired":true,"shares":6165,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On August 16, 2023, the Reporting Person transferred 6,165 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":140987,"source":{"system":"sec-edgar","filing":"0001209191-23-046659","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123046659/doc4.xml","form_type":"4"}},{"id":1801655,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-08-19T01:32:16.000Z","date":"2023-08-16","kind":"gift","planned":false,"acquired":false,"shares":6165,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On August 16, 2023, the Reporting Person transferred 6,165 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 115,667 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":115667,"source":{"system":"sec-edgar","filing":"0001209191-23-046659","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123046659/doc4.xml","form_type":"4"}},{"id":1801654,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO"}}],"security":"Common Stock","published_at":"2023-08-19T01:32:16.000Z","date":"2023-08-16","kind":"tax_withholding","planned":false,"acquired":false,"shares":3169,"price":1.77,"value":5609.13,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 3,169 shares of common stock upon conversion of 9,334 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on February 7, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 115,667 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":121832,"source":{"system":"sec-edgar","filing":"0001209191-23-046659","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123046659/doc4.xml","form_type":"4"}},{"id":1879457,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO, CM&SO"}}],"security":"Common Stock","published_at":"2023-05-24T22:47:33.000Z","date":"2023-05-22","kind":"gift","planned":false,"acquired":true,"shares":6055,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"On May 22, 2023, the Reporting Person transferred 6,055 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":134822,"source":{"system":"sec-edgar","filing":"0001209191-23-031989","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123031989/doc4.xml","form_type":"4"}},{"id":1879456,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO, CM&SO"}}],"security":"Common Stock","published_at":"2023-05-24T22:47:33.000Z","date":"2023-05-22","kind":"gift","planned":false,"acquired":true,"shares":6055,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"On May 22, 2023, the Reporting Person transferred 6,055 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Includes 125,001 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":125001,"source":{"system":"sec-edgar","filing":"0001209191-23-031989","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123031989/doc4.xml","form_type":"4"}},{"id":1879455,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO, CM&SO"}}],"security":"Common Stock","published_at":"2023-05-24T22:47:33.000Z","date":"2023-05-22","kind":"tax_withholding","planned":false,"acquired":false,"shares":2263,"price":2.44,"value":5521.72,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The Reporting Person forfeited 2,263 shares of common stock upon conversion of 6,667 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 131,056 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":131056,"source":{"system":"sec-edgar","filing":"0001209191-23-031989","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123031989/doc4.xml","form_type":"4"}},{"id":1879454,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO, CM&SO"}}],"security":"Common Stock","published_at":"2023-05-24T22:47:33.000Z","date":"2023-05-22","kind":"tax_withholding","planned":false,"acquired":false,"shares":849,"price":2.48,"value":2105.52,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 849 shares of common stock upon conversion of 2,500 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 133,319 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":133319,"source":{"system":"sec-edgar","filing":"0001209191-23-031989","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123031989/doc4.xml","form_type":"4"}},{"id":1944196,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CPO, CM&SO"}}],"security":"Common Stock","published_at":"2023-03-21T00:10:59.000Z","date":"2023-03-16","kind":"grant","planned":false,"acquired":true,"shares":76000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 76,000 restricted stock units awarded to the Reporting Person under the Issuer's 2017 Equity Incentive Plan, as amended, in connection with the Reporting Person's service as an executive officer of the Issuer, which restricted stock units are subject to certain vesting conditions."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Consists of 134,168 unvested restricted stock units held by the reporting person, all of which remain subject to certain vesting conditions."}],"balance_after":134168,"source":{"system":"sec-edgar","filing":"0001209191-23-020132","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123020132/doc4.xml","form_type":"4"}},{"id":2015390,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Restricted Stock Unit","published_at":"2023-02-14T23:17:36.000Z","date":"2023-02-10","kind":"exercise","acquired":false,"shares":2500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted stock units convert into common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. 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The reporting person forfeited 1,004 shares of common stock underlying the vested and outstanding Restricted Stock Units to cover tax withholdings, using the market price of OSS common stock at the time of forfeiture."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are owned directly by James J Ison Jr. and Sha-Marie A Ison Inter Vivos Revocable Trust dated June 4, 2020, and indirectly by James Ison as trustee of the trust."}],"balance_after":128767,"source":{"system":"sec-edgar","filing":"0001209191-23-009356","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123009356/doc4.xml","form_type":"4"}},{"id":2015388,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2023-02-14T23:17:36.000Z","date":"2023-02-10","kind":"exercise","acquired":true,"shares":2500,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted stock units convert into common stock on a one-for-one basis."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are owned directly by James J Ison Jr. and Sha-Marie A Ison Inter Vivos Revocable Trust dated June 4, 2020, and indirectly by James Ison as trustee of the trust."}],"balance_after":129771,"source":{"system":"sec-edgar","filing":"0001209191-23-009356","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123009356/doc4.xml","form_type":"4"}},{"id":2022325,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2023-02-11T00:22:28.000Z","date":"2023-02-08","kind":"gift","acquired":true,"shares":11172,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On February 8, 2023, the Reporting Person transferred 11,172 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":12271,"source":{"system":"sec-edgar","filing":"0001209191-23-008539","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123008539/doc4.xml","form_type":"4"}},{"id":2022324,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2023-02-11T00:22:28.000Z","date":"2023-02-08","kind":"gift","acquired":false,"shares":11172,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On February 8, 2023, the Reporting Person transferred 11,172 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 58,168 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":58168,"source":{"system":"sec-edgar","filing":"0001209191-23-008539","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123008539/doc4.xml","form_type":"4"}},{"id":2022323,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2023-02-11T00:22:28.000Z","date":"2023-02-08","kind":"tax_withholding","acquired":false,"shares":7494,"price":3.5,"value":26229.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 7,494 shares of common stock upon conversion of 18,666 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on February 7, 2022."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 69,340 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":69340,"source":{"system":"sec-edgar","filing":"0001209191-23-008539","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123008539/doc4.xml","form_type":"4"}},{"id":2028125,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2023-02-07T23:05:01.000Z","date":"2023-02-03","kind":"exercise","acquired":false,"shares":18261,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option is fully vested."}],"balance_after":14587,"derivative":{"exercise_price":0.46,"expiration_date":"2024-07-15","underlying":"Common Stock","underlying_shares":18261},"source":{"system":"sec-edgar","filing":"0001209191-23-007656","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123007656/doc4.xml","form_type":"4"}},{"id":2028124,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2023-02-07T23:05:01.000Z","date":"2023-02-03","kind":"exercise","acquired":true,"shares":18261,"price":0.46,"value":8400.06,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":116099,"source":{"system":"sec-edgar","filing":"0001209191-23-007656","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919123007656/doc4.xml","form_type":"4"}},{"id":2104960,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-11-23T23:04:29.000Z","date":"2022-11-22","kind":"gift","acquired":true,"shares":1651,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On November 22, 2022, the Reporting Person transferred 1,651 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":97838,"source":{"system":"sec-edgar","filing":"0001209191-22-058739","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122058739/doc4.xml","form_type":"4"}},{"id":2104959,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-11-23T23:04:29.000Z","date":"2022-11-22","kind":"gift","acquired":false,"shares":1651,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On November 22, 2022, the Reporting Person transferred 1,651 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 76,834 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":76834,"source":{"system":"sec-edgar","filing":"0001209191-22-058739","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122058739/doc4.xml","form_type":"4"}},{"id":2104958,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-11-23T23:04:29.000Z","date":"2022-11-22","kind":"tax_withholding","acquired":false,"shares":849,"price":3.17,"value":2691.33,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 849 shares of common stock upon conversion of 2,500 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 78,485 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":78485,"source":{"system":"sec-edgar","filing":"0001209191-22-058739","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122058739/doc4.xml","form_type":"4"}},{"id":2117538,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-11-14T23:17:41.000Z","date":"2022-11-09","kind":"gift","acquired":true,"shares":4403,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On November 9, 2022, the Reporting Person transferred 4,403 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":96187,"source":{"system":"sec-edgar","filing":"0001209191-22-056771","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122056771/doc4.xml","form_type":"4"}},{"id":2117537,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-11-14T23:17:41.000Z","date":"2022-11-09","kind":"gift","acquired":false,"shares":4403,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On November 9, 2022, the Reporting Person transferred 4,403 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 79,334 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":79334,"source":{"system":"sec-edgar","filing":"0001209191-22-056771","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122056771/doc4.xml","form_type":"4"}},{"id":2117536,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-11-14T23:17:41.000Z","date":"2022-11-09","kind":"tax_withholding","acquired":false,"shares":2263,"price":3.17,"value":7173.71,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 2,263 shares of common stock upon conversion of 6,666 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 83,737 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":83737,"source":{"system":"sec-edgar","filing":"0001209191-22-056771","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122056771/doc4.xml","form_type":"4"}},{"id":2141082,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Restricted Stock Unit","published_at":"2022-10-06T23:12:11.000Z","date":"2022-10-04","kind":"exercise","acquired":false,"shares":2500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted stock units convert into common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. 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The reporting person forfeited 849 shares of common stock underlying the vested and outstanding Restricted Stock Units to cover tax withholdings, using the market price of OSS common stock at the time of forfeiture."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are owned directly by James J Ison Jr. and Sha-Marie A Ison Inter Vivos Revocable Trust dated June 4, 2020, and indirectly by James Ison as trustee of the trust."}],"balance_after":91784,"source":{"system":"sec-edgar","filing":"0001209191-22-053008","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122053008/doc4.xml","form_type":"4"}},{"id":2141080,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-10-06T23:12:11.000Z","date":"2022-10-04","kind":"exercise","acquired":true,"shares":2500,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted stock units convert into common stock on a one-for-one basis."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are owned directly by James J Ison Jr. and Sha-Marie A Ison Inter Vivos Revocable Trust dated June 4, 2020, and indirectly by James Ison as trustee of the trust."}],"balance_after":92633,"source":{"system":"sec-edgar","filing":"0001209191-22-053008","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122053008/doc4.xml","form_type":"4"}},{"id":2198879,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Employee Stock Option (right to buy)","published_at":"2022-08-01T22:01:00.000Z","date":"2022-07-28","kind":"exercise","acquired":false,"shares":12609,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option is fully vested."}],"balance_after":32848,"derivative":{"exercise_price":0.46,"expiration_date":"2024-07-15","underlying":"Common Stock","underlying_shares":12609},"source":{"system":"sec-edgar","filing":"0001209191-22-043726","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122043726/doc4.xml","form_type":"4"}},{"id":2198878,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-08-01T22:01:00.000Z","date":"2022-07-28","kind":"exercise","acquired":true,"shares":12609,"price":0.46,"value":5800.14,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":90133,"source":{"system":"sec-edgar","filing":"0001209191-22-043726","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122043726/doc4.xml","form_type":"4"}},{"id":2256463,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-05-25T20:31:24.000Z","date":"2022-05-23","kind":"gift","acquired":true,"shares":2811,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On May 17, 2022, the Reporting Person transferred 2,811 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":77524,"source":{"system":"sec-edgar","filing":"0001209191-22-031869","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122031869/doc4.xml","form_type":"4"}},{"id":2256462,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-05-25T20:31:24.000Z","date":"2022-05-23","kind":"gift","acquired":false,"shares":2811,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On May 17, 2022, the Reporting Person transferred 2,811 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 86,000 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":86000,"source":{"system":"sec-edgar","filing":"0001209191-22-031869","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122031869/doc4.xml","form_type":"4"}},{"id":2256461,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-05-25T20:31:24.000Z","date":"2022-05-23","kind":"tax_withholding","acquired":false,"shares":2189,"price":4.3,"value":9412.7,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 2,189 shares of common stock upon conversion of 5,000 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 86,000 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":88811,"source":{"system":"sec-edgar","filing":"0001209191-22-031869","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122031869/doc4.xml","form_type":"4"}},{"id":2263268,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-05-19T20:18:19.000Z","date":"2022-05-17","kind":"gift","acquired":true,"shares":3937,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On May 17, 2022, the Reporting Person transferred 3,937 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The number of shares held by the Trust reflects a revision to correct an error in the Reporting Person's Form 4 filed with the Securities and Exchange Commission on February 11, 2022 (the \"Prior Form 4\"), in which it was inadvertently reported that 805 shares of common stock were forfeited to cover tax withholdings upon vesting of 2,500 restricted stock units. The correct number of shares of common stock that were forfeited to cover such tax withholdings was 843 shares, as reported in footnote (3) of the Prior Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"These shares are owned directly by the Trust, and indirectly by James Ison as trustee of the Trust."}],"balance_after":74713,"source":{"system":"sec-edgar","filing":"0001209191-22-030502","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122030502/doc4.xml","form_type":"4"}},{"id":2263267,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-05-19T20:18:19.000Z","date":"2022-05-17","kind":"gift","acquired":false,"shares":3937,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"On May 17, 2022, the Reporting Person transferred 3,937 shares of common stock to the James J. Ison Jr. & Sha-Marie A Ison TR UA 06 04 2020 James J. Ison Jr. & Sha-Marie A Ison Inter Vivos Revocable Trust (the \"Trust\"), of which the Reporting Person is trustee. The Reporting Person and members of his immediate family are the sole beneficiaries of the Trust."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 91,000 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":91000,"source":{"system":"sec-edgar","filing":"0001209191-22-030502","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122030502/doc4.xml","form_type":"4"}},{"id":2263266,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-05-19T20:18:19.000Z","date":"2022-05-17","kind":"tax_withholding","acquired":false,"shares":2730,"price":4.41,"value":12039.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The Reporting Person forfeited 2,730 shares of common stock upon conversion of 6,667 vested and outstanding restricted stock units into shares of common stock to cover tax withholdings, using the market price of the Issuer's common stock at the time of forfeiture. These restricted stock units were part of the grant reported in Table I of the Form 4 filed by the Reporting Person with the Securities and Exchange Commission on May 21, 2021."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 91,000 unvested restricted stock units held by the Reporting Person, all of which remain subject to certain vesting conditions."}],"balance_after":94937,"source":{"system":"sec-edgar","filing":"0001209191-22-030502","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122030502/doc4.xml","form_type":"4"}},{"id":2397299,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Restricted Stock Unit","published_at":"2022-02-15T01:51:54.000Z","date":"2022-02-14","kind":"exercise","acquired":false,"shares":1666,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted stock units convert into common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":1666},"source":{"system":"sec-edgar","filing":"0001209191-22-009576","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122009576/doc4.xml","form_type":"4"}},{"id":2397298,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-02-15T01:51:54.000Z","date":"2022-02-14","kind":"tax_withholding","acquired":false,"shares":485,"price":4.02,"value":1949.7,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The reporting person received 1,666 shares of common stock upon vesting of the Restricted Stock Units, as reported in this Form 4. The reporting person forfeited 485 shares of common stock underlying the vested and outstanding Restricted Stock Units to cover tax withholdings, using the market price of OSS common stock at the time of forfeiture"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are owned directly by James J Ison Jr. and Sha-Marie A Ison Inter Vivos Revocable Trust dated June 4, 2020, and indirectly by James Ison as trustee of the trust."}],"balance_after":70814,"source":{"system":"sec-edgar","filing":"0001209191-22-009576","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122009576/doc4.xml","form_type":"4"}},{"id":2397297,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-02-15T01:51:54.000Z","date":"2022-02-14","kind":"exercise","acquired":true,"shares":1666,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Restricted stock units convert into common stock on a one-for-one basis."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are owned directly by James J Ison Jr. and Sha-Marie A Ison Inter Vivos Revocable Trust dated June 4, 2020, and indirectly by James Ison as trustee of the trust."}],"balance_after":71299,"source":{"system":"sec-edgar","filing":"0001209191-22-009576","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122009576/doc4.xml","form_type":"4"}},{"id":2401141,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Restricted Stock Unit","published_at":"2022-02-12T00:53:44.000Z","date":"2022-02-11","kind":"exercise","acquired":false,"shares":2500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Restricted stock units convert into common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/6, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each six month period of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/6. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be six months following the Date of Restricted Stock Unit Grant."}],"balance_after":5000,"derivative":{"underlying":"Common Stock","underlying_shares":2500},"source":{"system":"sec-edgar","filing":"0001209191-22-009035","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122009035/doc4.xml","form_type":"4"}},{"id":2401140,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison James","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales/Marketing Officer"}}],"security":"Common Stock","published_at":"2022-02-12T00:53:44.000Z","date":"2022-02-11","kind":"tax_withholding","acquired":false,"shares":805,"price":4.07,"value":3276.35,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The reporting person received 2,500 shares of common stock upon vesting of the Restricted Stock Units, as reported in this Form 4. The reporting person forfeited 843 shares of common stock underlying the vested and outstanding Restricted Stock Units to cover tax withholdings, using the market price of OSS common stock at the time of forfeiture"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These shares are owned directly by James J Ison Jr. and Sha-Marie A Ison Inter Vivos Revocable Trust dated June 4, 2020, and indirectly by James Ison as trustee of the trust."}],"balance_after":69633,"source":{"system":"sec-edgar","filing":"0001209191-22-009035","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122009035/doc4.xml","form_type":"4"}},{"id":2401139,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison 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Person under the Issuer's 2017 Equity Incentive Plan, as amended (the \"Plan\"), in connection with the Reporting Person's service as an executive officer of the Issuer, which restricted stock units are subject to vesting conditions."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Consists of 97,667 unvested restricted stock units held by the reporting person, all of which remain subject to certain vesting conditions."}],"balance_after":97667,"source":{"system":"sec-edgar","filing":"0001209191-22-007631","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1394056/000120919122007631/doc4.xml","form_type":"4"}},{"id":2438698,"issuer":{"id":2767,"kind":"organization","name":"ONE STOP SYSTEMS, INC.","symbol":"OSS"},"owners":[{"id":63888,"kind":"person","name":"Ison James","position":1,"cik":"0001729652","reported_name":"Ison 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