{"transactions":[{"id":769878,"issuer":{"id":4489,"kind":"organization","name":"Centuri Holdings, Inc.","symbol":"CTRI"},"owners":[{"id":45647,"kind":"person","name":"Krummel Christopher A","position":1,"cik":"0001431303","reported_name":"Krummel Christopher A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2026-05-20T22:30:09.000Z","date":"2026-05-18","kind":"exercise","planned":false,"acquired":false,"shares":7338,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units (\"RSUs\") pursuant to the Omnibus Incentive Plan (the \"Plan\") of Centuri Holdings, Inc. (the \"Issuer\"), which vested in full on May 18, 2026 (the \"2025 RSU Grant\"). Each RSU subject to the 2025 RSU Grant is the economic equivalent of one share of the Issuer's common stock. Pursuant to the applicable RSU award agreement by and between the Issuer and the Reporting Person, shares of the Issuer's common stock were delivered on a one-for-one basis upon the settlement of the 2025 RSU Grant."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units (\"RSUs\") pursuant to the Omnibus Incentive Plan (the \"Plan\") of Centuri Holdings, Inc. (the \"Issuer\"), which vested in full on May 18, 2026 (the \"2025 RSU Grant\"). Each RSU subject to the 2025 RSU Grant is the economic equivalent of one share of the Issuer's common stock. Pursuant to the applicable RSU award agreement by and between the Issuer and the Reporting Person, shares of the Issuer's common stock were delivered on a one-for-one basis upon the settlement of the 2025 RSU Grant."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units (\"RSUs\") pursuant to the Omnibus Incentive Plan (the \"Plan\") of Centuri Holdings, Inc. (the \"Issuer\"), which vested in full on May 18, 2026 (the \"2025 RSU Grant\"). Each RSU subject to the 2025 RSU Grant is the economic equivalent of one share of the Issuer's common stock. Pursuant to the applicable RSU award agreement by and between the Issuer and the Reporting Person, shares of the Issuer's common stock were delivered on a one-for-one basis upon the settlement of the 2025 RSU Grant."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":7338},"source":{"system":"sec-edgar","filing":"0001981599-26-000072","document":"wk-form4_1779316206.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1431303/000198159926000072/wk-form4_1779316206.xml","form_type":"4"}},{"id":769877,"issuer":{"id":4489,"kind":"organization","name":"Centuri Holdings, Inc.","symbol":"CTRI"},"owners":[{"id":45647,"kind":"person","name":"Krummel Christopher A","position":1,"cik":"0001431303","reported_name":"Krummel Christopher A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-20T22:30:09.000Z","date":"2026-05-19","kind":"grant","planned":false,"acquired":true,"shares":4067,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents the grant of RSUs pursuant to the Plan on May 19, 2026 (the \"2026 RSU Grant\"). Each RSU subject to the 2026 RSU Grant is the economic equivalent of one share of the Issuer's common stock and will be settled by delivery of one share of the Issuer's common stock."}],"balance_after":20809,"source":{"system":"sec-edgar","filing":"0001981599-26-000072","document":"wk-form4_1779316206.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1431303/000198159926000072/wk-form4_1779316206.xml","form_type":"4"}},{"id":769876,"issuer":{"id":4489,"kind":"organization","name":"Centuri Holdings, Inc.","symbol":"CTRI"},"owners":[{"id":45647,"kind":"person","name":"Krummel Christopher A","position":1,"cik":"0001431303","reported_name":"Krummel Christopher A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-20T22:30:09.000Z","date":"2026-05-18","kind":"exercise","planned":false,"acquired":true,"shares":7338,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On April 16, 2025, the Reporting Person was granted 7,338 restricted stock units (\"RSUs\") pursuant to the Omnibus Incentive Plan (the \"Plan\") of Centuri Holdings, Inc. (the \"Issuer\"), which vested in full on May 18, 2026 (the \"2025 RSU Grant\"). Each RSU subject to the 2025 RSU Grant is the economic equivalent of one share of the Issuer's common stock. Pursuant to the applicable RSU award agreement by and between the Issuer and the Reporting Person, shares of the Issuer's common stock were delivered on a one-for-one basis upon the settlement of the 2025 RSU Grant."}],"balance_after":16742,"source":{"system":"sec-edgar","filing":"0001981599-26-000072","document":"wk-form4_1779316206.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1431303/000198159926000072/wk-form4_1779316206.xml","form_type":"4"}},{"id":1161064,"issuer":{"id":4489,"kind":"organization","name":"Centuri Holdings, Inc.","symbol":"CTRI"},"owners":[{"id":45647,"kind":"person","name":"Krummel Christopher A","position":1,"cik":"0001431303","reported_name":"Krummel Christopher A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2025-05-02T22:58:00.000Z","date":"2025-04-30","kind":"exercise","planned":false,"acquired":false,"shares":6904,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit (\"RSU\") is the economic equivalent of one share of the Issuer's common stock. Pursuant to the applicable RSU award agreement by and between the Issuer and the Reporting Person, shares of the Issuer's common stock were delivered on a one-for-one basis upon the settlement of the RSUs."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On April 30, 2024, the Reporting Person was granted 6,904 RSUs which vested in full on April 30, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"On April 30, 2024, the Reporting Person was granted 6,904 RSUs which vested in full on April 30, 2025."}],"balance_after":7338,"derivative":{"underlying":"Common Stock","underlying_shares":6904},"source":{"system":"sec-edgar","filing":"0001062993-25-008424","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1431303/000106299325008424/form4.xml","form_type":"4"}},{"id":1161063,"issuer":{"id":4489,"kind":"organization","name":"Centuri Holdings, Inc.","symbol":"CTRI"},"owners":[{"id":45647,"kind":"person","name":"Krummel Christopher A","position":1,"cik":"0001431303","reported_name":"Krummel Christopher A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-02T22:58:00.000Z","date":"2025-04-30","kind":"exercise","planned":false,"acquired":true,"shares":6904,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each restricted stock unit (\"RSU\") is the economic equivalent of one share of the Issuer's common stock. 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