{"transactions":[{"id":865551,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Class A Common Stock","published_at":"2026-03-03T23:58:25.000Z","date":"2026-03-01","kind":"grant","planned":false,"acquired":true,"shares":4470,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On March 1, 2026, the reporting person was granted 4,470 Restricted Stock Units (\"RSUs\"), which vest in three equal annual installments beginning March 1, 2027.  Each RSU represents a contingent right to receive one share of the Issuer's Class A common stock and do not require the holder to pay any consideration on vesting."}],"balance_after":17532,"source":{"system":"sec-edgar","filing":"0002102020-26-000008","document":"wk-form4_1772582302.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000008/wk-form4_1772582302.xml","form_type":"4"}},{"id":895978,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Incentive Units - Not Deferred (2024)","published_at":"2026-02-19T02:16:08.000Z","date":"2026-02-15","kind":"exercise","planned":false,"acquired":false,"shares":2506,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each incentive unit is the economic equivalent of one share of Issuer Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The incentive units vest in two equal annual installments beginning February 15, 2027."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The incentive units vest in two equal annual installments beginning February 15, 2027."}],"balance_after":5012,"derivative":{"underlying":"Class A Common Stock","underlying_shares":2506},"source":{"system":"sec-edgar","filing":"0002102020-26-000006","document":"wk-form4_1771467364.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000006/wk-form4_1771467364.xml","form_type":"4"}},{"id":895977,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Class A Common Stock","published_at":"2026-02-19T02:16:08.000Z","date":"2026-02-15","kind":"tax_withholding","planned":false,"acquired":false,"shares":1032,"price":15.37,"value":15861.84,"ownership":{"direct":true},"balance_after":13062,"source":{"system":"sec-edgar","filing":"0002102020-26-000006","document":"wk-form4_1771467364.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000006/wk-form4_1771467364.xml","form_type":"4"}},{"id":895976,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Class A Common Stock","published_at":"2026-02-19T02:16:08.000Z","date":"2026-02-15","kind":"exercise","planned":false,"acquired":true,"shares":2506,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each incentive unit represents a contingent right to receive one share of Issuer Class A common stock.  Incentive units do not require the holder to pay any consideration upon vesting."}],"balance_after":14094,"source":{"system":"sec-edgar","filing":"0002102020-26-000006","document":"wk-form4_1771467364.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000006/wk-form4_1771467364.xml","form_type":"4"}},{"id":950348,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Incentive Units - Not Deferred (2024)","published_at":"2026-01-06T00:43:45.000Z","date":"2025-09-02","kind":"grant","planned":false,"acquired":true,"shares":7518,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"As consideration in the merger of HomeStreet Bank, a wholly owned subsidiary of Issuer, with and into Mechanics Bank (\"MB\"), pursuant to the which  MB continued as the surviving corporation and as a wholly owned subsidiary of Issuer (the \"Merger\"), (i) each share of MB voting common stock converted into the right to receive 3,301.0920 shares of Issuer Class A Common Stock, which, on the effective date of the Merger, had a closing price of $13.87 per share, (ii) each MB restricted stock unit of the Reporting Person converted into restricted stock units of Issuer for the right to receive 3,301.0920 shares of Issuer Class A Common Stock, and (iii) each MB incentive unit of the Reporting Person converted into incentive units of Issuer of the economic equivalent of 3,301.0920 shares of Issuer Class A Common Stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each incentive unit is the economic equivalent of one share of Issuer Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"The incentive units vest in three equal annual installments beginning February 15, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"The incentive units vest in three equal annual installments beginning February 15, 2026."}],"balance_after":7518,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7518},"source":{"system":"sec-edgar","filing":"0002102020-26-000004","document":"wk-form4_1767660222.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000004/wk-form4_1767660222.xml","form_type":"4"}},{"id":950347,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Incentive Units - Deferred","published_at":"2026-01-06T00:43:45.000Z","date":"2025-09-02","kind":"grant","planned":false,"acquired":true,"shares":64982,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"As consideration in the merger of HomeStreet Bank, a wholly owned subsidiary of Issuer, with and into Mechanics Bank (\"MB\"), pursuant to the which  MB continued as the surviving corporation and as a wholly owned subsidiary of Issuer (the \"Merger\"), (i) each share of MB voting common stock converted into the right to receive 3,301.0920 shares of Issuer Class A Common Stock, which, on the effective date of the Merger, had a closing price of $13.87 per share, (ii) each MB restricted stock unit of the Reporting Person converted into restricted stock units of Issuer for the right to receive 3,301.0920 shares of Issuer Class A Common Stock, and (iii) each MB incentive unit of the Reporting Person converted into incentive units of Issuer of the economic equivalent of 3,301.0920 shares of Issuer Class A Common Stock."},{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each incentive unit is the economic equivalent of one share of Issuer Class A Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The Reporting Person has elected to defer payment on such incentive units until the earlier of (i) the retirement or termination of the Reporting Person, or (ii) a change in control of Issuer."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The Reporting Person has elected to defer payment on such incentive units until the earlier of (i) the retirement or termination of the Reporting Person, or (ii) a change in control of Issuer."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes 937 incentive units acquired on December 15, 2025 pursuant to dividend reinvestment."}],"balance_after":65919,"derivative":{"underlying":"Class A Common Stock","underlying_shares":64982},"source":{"system":"sec-edgar","filing":"0002102020-26-000004","document":"wk-form4_1767660222.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000004/wk-form4_1767660222.xml","form_type":"4"}},{"id":950346,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Class A Common Stock","published_at":"2026-01-06T00:43:45.000Z","date":"2025-12-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1139,"price":14.63,"value":16663.57,"ownership":{"direct":true},"balance_after":11588,"source":{"system":"sec-edgar","filing":"0002102020-26-000004","document":"wk-form4_1767660222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000004/wk-form4_1767660222.xml","form_type":"4"}},{"id":950345,"issuer":{"id":4145,"kind":"organization","name":"Mechanics Bancorp"},"owners":[{"id":63171,"kind":"person","name":"Pelayo Fernando","position":1,"cik":"0002102020","reported_name":"Pelayo Fernando","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Accounting Officer"}}],"security":"Class A Common Stock","published_at":"2026-01-06T00:43:45.000Z","date":"2025-09-26","kind":"grant","planned":false,"acquired":true,"shares":12727,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":12727,"source":{"system":"sec-edgar","filing":"0002102020-26-000004","document":"wk-form4_1767660222.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1518715/000210202026000004/wk-form4_1767660222.xml","form_type":"4"}}]}