0001593968-21-000215.txt : 20210127 0001593968-21-000215.hdr.sgml : 20210127 20210127193148 ACCESSION NUMBER: 0001593968-21-000215 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20190122 FILED AS OF DATE: 20210127 DATE AS OF CHANGE: 20210127 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SHEAHAN DENIS K CENTRAL INDEX KEY: 0001207221 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38184 FILM NUMBER: 21561481 MAIL ADDRESS: STREET 1: 78 BLANCHARD ROAD CITY: BURLINGTON STATE: MA ZIP: 01803 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CAMBRIDGE BANCORP CENTRAL INDEX KEY: 0000711772 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] IRS NUMBER: 042777442 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1336 MASSACHUSETTS AVENUE CITY: CAMBRIDGE STATE: MA ZIP: 02138 BUSINESS PHONE: 617-876-5500 MAIL ADDRESS: STREET 1: 1336 MASSACHUSETTS AVENUE CITY: CAMBRIDGE STATE: MA ZIP: 02138 4 1 primary_01.xml PRIMARY DOCUMENT X0306 4 2019-01-22 0000711772 CAMBRIDGE BANCORP CATC 0001207221 SHEAHAN DENIS K C/O CAMBRIDGE BANCORP 78 BLANCHARD ROAD BURLINGTON MA 01803 true true false false Chairman and CEO Common Stock 2019-01-22 4 F false 284 73 D 5759 D Common Stock 2020-01-22 4 F false 580 75.22 D 5179 D Common Stock 2021-01-21 4 F false 438 75.6 D 4741 D Common Stock 2021-01-22 4 F false 803 77.09 D 3938 D Common Stock 29718 I By Revocable Trust Common Stock 182 I ESOP /s/Michael Carotenuto, as Attorney-in-Fact 2021-01-27