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The Reporting Person surrendered these shares for tax planning purposes and did not receive any consideration from the Issuer in connection with such surrender."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001213900-26-001340","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390026001340/ownership.xml","form_type":"4"}},{"id":1023485,"issuer":{"id":7408,"kind":"organization","name":"Zone Frontier Inc.","symbol":"ZONE"},"owners":[{"id":70372,"kind":"person","name":"Hollst Gary Gilbert","position":1,"cik":"0002017856","reported_name":"Hollst Gary Gilbert","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Restricted Stock Units","published_at":"2025-10-06T16:25:46.000Z","date":"2025-10-01","kind":"exercise","planned":false,"acquired":false,"shares":10416,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On October 1, 2025, an additional 10,416 restricted stock units vested."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On October 1, 2025, an additional 10,416 restricted stock units vested."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. 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A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. 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A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On July 1, 2025, an additional 10,416 restricted stock units vested."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On July 1, 2025, an additional 10,416 restricted stock units vested."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On July 1, 2025, an additional 10,416 restricted stock units vested."}],"balance_after":104168,"derivative":{"underlying":"Class B Common Stock","underlying_shares":10416},"source":{"system":"sec-edgar","filing":"0001213900-25-061479","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390025061479/ownership.xml","form_type":"4"}},{"id":1092826,"issuer":{"id":7408,"kind":"organization","name":"Zone Frontier Inc.","symbol":"ZONE"},"owners":[{"id":70372,"kind":"person","name":"Hollst Gary Gilbert","position":1,"cik":"0002017856","reported_name":"Hollst Gary Gilbert","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Class B Common Stock","published_at":"2025-07-03T16:05:20.000Z","date":"2025-07-01","kind":"exercise","planned":false,"acquired":true,"shares":10416,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. 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These shares were sold in multiple transactions at prices ranging from $3.19 to $3.25, inclusive. The reporting person undertakes to provide to CleanCore Solutions, Inc., any security holder of CleanCore Solutions, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above."}],"balance_after":368520,"source":{"system":"sec-edgar","filing":"0001213900-25-054339","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390025054339/ownership.xml","form_type":"4"}},{"id":1112106,"issuer":{"id":7408,"kind":"organization","name":"Zone Frontier Inc.","symbol":"ZONE"},"owners":[{"id":70372,"kind":"person","name":"Hollst Gary Gilbert","position":1,"cik":"0002017856","reported_name":"Hollst Gary Gilbert","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-13T16:41:10.000Z","date":"2025-06-11","kind":"sale","planned":false,"acquired":false,"shares":7500,"price":4,"value":30000.0,"ownership":{"direct":true},"balance_after":378520,"source":{"system":"sec-edgar","filing":"0001213900-25-054339","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390025054339/ownership.xml","form_type":"4"}},{"id":1118286,"issuer":{"id":7408,"kind":"organization","name":"Zone Frontier Inc.","symbol":"ZONE"},"owners":[{"id":70372,"kind":"person","name":"Hollst Gary Gilbert","position":1,"cik":"0002017856","reported_name":"Hollst Gary Gilbert","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-09T16:49:14.000Z","date":"2025-06-06","kind":"sale","planned":false,"acquired":false,"shares":7500,"price":4.01,"value":30075.0,"ownership":{"direct":true},"balance_after":386020,"source":{"system":"sec-edgar","filing":"0001213900-25-052663","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390025052663/ownership.xml","form_type":"4"}},{"id":1118285,"issuer":{"id":7408,"kind":"organization","name":"Zone Frontier Inc.","symbol":"ZONE"},"owners":[{"id":70372,"kind":"person","name":"Hollst Gary Gilbert","position":1,"cik":"0002017856","reported_name":"Hollst Gary Gilbert","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-09T16:49:14.000Z","date":"2025-06-04","kind":"sale","planned":false,"acquired":false,"shares":7500,"price":4.24,"value":31800.0,"ownership":{"direct":true},"balance_after":393520,"source":{"system":"sec-edgar","filing":"0001213900-25-052663","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390025052663/ownership.xml","form_type":"4"}},{"id":1125537,"issuer":{"id":7408,"kind":"organization","name":"Zone Frontier Inc.","symbol":"ZONE"},"owners":[{"id":70372,"kind":"person","name":"Hollst Gary Gilbert","position":1,"cik":"0002017856","reported_name":"Hollst Gary Gilbert","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Class B Common Stock","published_at":"2025-06-03T16:42:47.000Z","date":"2025-06-02","kind":"exercise","planned":false,"acquired":true,"shares":307701,"price":1.12,"value":344625.12,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"On May 2, 2025, the Reporting Person was issued an Amended and Restated Promissory Note in the principal amount of $342,154.57. 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On January 1, 2025, the Reporting Person entered into a new employment agreement, pursuant to which the Reporting Person was also granted an award of 200,000 restricted stock units. It was the understanding of the parties that the stock option would be terminated at the time that the restricted stock units were granted, but such termination was not completed. Accordingly, on May 6, 2025, the parties entered into a letter agreement to terminate the stock option and the shares of class B common stock that have previously vested pursuant to the stock option."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On February 21, 2023, the Reporting Person received a stock option for the purchase of 175,000 shares of class B common stock as partial compensation for the Reporting Person's services as Chief Revenue Officer of the Issuer, with 35,000 shares vesting on the issuance date and the remaining shares vesting each month for a period of 36 months. On January 1, 2025, the Reporting Person entered into a new employment agreement, pursuant to which the Reporting Person was also granted an award of 200,000 restricted stock units. It was the understanding of the parties that the stock option would be terminated at the time that the restricted stock units were granted, but such termination was not completed. 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A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On April 1, 2025, an additional 10,416 restricted stock units vested."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On April 1, 2025, an additional 10,416 restricted stock units vested."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On April 1, 2025, an additional 10,416 restricted stock units vested."}],"balance_after":114584,"derivative":{"underlying":"Class B Common Stock","underlying_shares":10416},"source":{"system":"sec-edgar","filing":"0001213900-25-028645","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390025028645/ownership.xml","form_type":"4"}},{"id":1180252,"issuer":{"id":7408,"kind":"organization","name":"Zone Frontier Inc.","symbol":"ZONE"},"owners":[{"id":70372,"kind":"person","name":"Hollst Gary Gilbert","position":1,"cik":"0002017856","reported_name":"Hollst Gary Gilbert","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Revenue Officer"}}],"security":"Class B Common Stock","published_at":"2025-04-03T16:24:16.000Z","date":"2025-04-01","kind":"exercise","planned":false,"acquired":true,"shares":10416,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On January 2, 2025, the Reporting Person was granted 200,000 restricted stock units under the Issuer's 2022 Equity Incentive Plan. A total of 75,000 restricted stock units vested immediately on the date of grant and the remaining restricted stock units vest quarterly over three years commencing on April 1, 2025. Each restricted stock unit represents a contingent right to receive one share of class B common stock of the Issuer. On April 1, 2025, an additional 10,416 restricted stock units vested."}],"balance_after":85416,"source":{"system":"sec-edgar","filing":"0001213900-25-028645","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2017856/000121390025028645/ownership.xml","form_type":"4"}}]}