John Joseph Sullivan - 09 Mar 2023 Form 4 Insider Report for CAMBRIDGE BANCORP (CATC)

Role: Director of Consumer Lending
Signature: /s/Michael Carotenuto, as Attorney-in-Fact
Issuer symbol: CATC
Transactions as of: 09 Mar 2023
Transactions value $: $69,292
Form type: 4
Filing time: 10 Mar 2023, 15:42:48 UTC
Previous filing: 17 Feb 2023
Next filing: 01 May 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CATC	Common Stock	Award	$69,292	+936	+37%	$74.03	3,468	09 Mar 2023	Direct	F1
holding	CATC	Common Stock						323	09 Mar 2023	ESOP

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	This PRSU award was eligible to vest based upon the Bank's average three year-performance relative to the Commercial Bank Peer Group for operating return on assets and operating diluted earnings per share growth for the period ending December 31, 2022. Based on the Company's performance through December 31, 2022, the Compensation Committee determined that these awards would vest at 106.8% of target.

Content

This PRSU award was eligible to vest based upon the Bank's average three year-performance relative to the Commercial Bank Peer Group for operating return on assets and operating diluted earnings per share growth for the period ending December 31, 2022. Based on the Company's performance through December 31, 2022, the Compensation Committee determined that these awards would vest at 106.8% of target.