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Mitarotonda is the sole stockholder and director of LNA Capital Corp. LNA Capital Corp. is the general partner of Barington Capital Group, L.P., which is the majority member of Barington Companies Investors, LLC (\"Barington Investors\"). Barington Investors is the general partner of Barington Companies Equity Partners L.P. Barington Companies Management, LLC is the investment adviser to Barington Companies Equity Partners L.P."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Each of the reporting persons disclaims beneficial ownership of these securities, except to the extent of the pecuniary interests therein, and this report shall not be deemed to be an admission that each of the reporting persons is the beneficial owner of these shares for the purposes of Section 16 or any other purpose."}],"balance_after":644342,"source":{"system":"sec-edgar","filing":"0000031107-26-000029","document":"section16.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/31107/000003110726000029/section16.xml","form_type":"4"}},{"id":852834,"issuer":{"id":6456,"kind":"organization","name":"EASTERN CO","symbol":"EML"},"owners":[{"id":37522,"kind":"person","name":"MITAROTONDA JAMES A","position":1,"cik":"0001254583","reported_name":"MITAROTONDA JAMES A","relationship":{"director":true,"officer":false,"ten_percent_owner":true}},{"id":40760,"kind":"organization","name":"BARINGTON COMPANIES EQUITY PARTNERS L P","position":2,"cik":"0001107149","reported_name":"BARINGTON COMPANIES EQUITY PARTNERS L P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40761,"kind":"organization","name":"BARINGTON COMPANIES MANAGEMENT, LLC","position":3,"cik":"0000887762","reported_name":"BARINGTON COMPANIES MANAGEMENT, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Investment Adviser"}}],"security":"Common Shares","published_at":"2026-03-10T18:22:43.000Z","date":"2026-03-09","kind":"purchase","planned":false,"acquired":true,"shares":2342,"price":18.7426,"value":43895.1692,"ownership":{"direct":false,"nature":"by Barington Companies Equity Partners, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"James A. 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Barington\nCompanies Management, LLC is the investment adviser to Barington Companies Equity Partners L.P."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Each of the reporting persons disclaims beneficial ownership of these securities, except to the extent of the pecuniary interests therein, and this report shall not be deemed to be\nan admission that each of the reporting persons is the beneficial owner of these shares for the purposes of Section 16 or any other purpose."}],"balance_after":642342,"source":{"system":"sec-edgar","filing":"0000031107-26-000005","document":"section16.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/31107/000003110726000005/section16.xml","form_type":"4"}},{"id":852833,"issuer":{"id":6456,"kind":"organization","name":"EASTERN CO","symbol":"EML"},"owners":[{"id":37522,"kind":"person","name":"MITAROTONDA JAMES A","position":1,"cik":"0001254583","reported_name":"MITAROTONDA JAMES A","relationship":{"director":true,"officer":false,"ten_percent_owner":true}},{"id":40760,"kind":"organization","name":"BARINGTON COMPANIES EQUITY PARTNERS L P","position":2,"cik":"0001107149","reported_name":"BARINGTON COMPANIES EQUITY PARTNERS L P","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":40761,"kind":"organization","name":"BARINGTON COMPANIES MANAGEMENT, LLC","position":3,"cik":"0000887762","reported_name":"BARINGTON COMPANIES MANAGEMENT, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Investment Adviser"}}],"security":"Common Shares","published_at":"2026-03-10T18:22:43.000Z","date":"2026-03-06","kind":"purchase","planned":false,"acquired":true,"shares":5067,"price":18.2867,"value":92658.7089,"ownership":{"direct":false,"nature":"by Barington Companies Equity Partners, L.P."},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"James A. Mitarotonda is the sole stockholder and director of LNA Capital Corp. LNA Capital Corp. is the general partner of Barington Capital Group, L.P., which is the majority\nmember of Barington Companies Investors, LLC (\"Barington Investors\"). Barington Investors is the general partner of Barington Companies Equity Partners L.P. 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Mitarotonda is the sole stockholder and director of LNA Capital Corp. LNA Capital Corp. is the general partner of Barington Capital Group, L.P., which is the majority member of Barington Companies Investors, LLC (\"Barington Investors\"). Barington Investors is the general partner of Barington Companies Equity Partners L.P.  Barington Companies Management, LLC is the investment adviser to Barington Companies Equity Partners L.P."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Each of the reporting persons disclaims beneficial ownership of these securities, except to the extent of the pecuniary interests therein, and this report shall not be deemed to be an admission that each of the reporting persons is the beneficial owner of these shares for the purposes of Section 16 or any other purpose."}],"balance_after":634933,"source":{"system":"sec-edgar","filing":"0000031107-25-000037","document":"section16.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/31107/000003110725000037/section16.xml","form_type":"4"}}]}