0001593968-21-000518.txt : 20210217 0001593968-21-000518.hdr.sgml : 20210217 20210217172452 ACCESSION NUMBER: 0001593968-21-000518 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210215 FILED AS OF DATE: 20210217 DATE AS OF CHANGE: 20210217 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Fontaine Thomas J CENTRAL INDEX KEY: 0001530222 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38184 FILM NUMBER: 21646285 MAIL ADDRESS: STREET 1: 40 CENTRAL STREET CITY: WELLESLEY STATE: MA ZIP: 02482 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 2021-02-15 0000711772 CAMBRIDGE BANCORP CATC 0001530222 Fontaine Thomas J 100 WORCESTER STREET SUITE 300 WELLESLEY MA 02481 true true false false Chief Banking Officer Common Stock 2021-02-15 4 A false 1099 76.77 A 14822 D Common Stock 2030 I Trustee for EJF Family Trust Common Stock 2610 I Trustee for RJF Revocable Trust Common Stock 29 I Custodian for daughter Common Stock 29 I Custodian for son Common Stock 7499 I 401(k) Plan Common Stock 1662 I ESOP RSU with 3 Year annual vesting schedule /s/Michael Carotenuto, as Attorney-in-Fact 2021-02-17