William R. Esselystyn - Mar 22, 2023 Form 4 Insider Report for CFSB Bancorp, Inc. /MA/ (CFSB)

Role: VP-Information Systems
Signature: /s/ Susan Shea as power of attorney
Stock symbol: CFSB
Transactions as of: Mar 22, 2023
Transactions value $: $0
Form type: 4
Date filed: 3/24/2023, 06:08 PM
Previous filing: Jan 12, 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CFSB	Common Stock	Award	$0	+6K		$0.00	6K	Mar 22, 2023	Direct	F1
holding	CFSB	Common Stock						9.63K	Mar 22, 2023	By 401(k)	F2
holding	CFSB	Common Stock						350	Mar 22, 2023	By Spouse
holding	CFSB	Common Stock						200	Mar 22, 2023	By Child

Showing 1 to 4 of 4 entries

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CFSB	Stock Options	Award	$0	+14K		$0.00	14K	Mar 22, 2023	Common Stock	14K	$7.99	Direct	F3

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

Explanation of Responses:

Id	Content
F1	Shares of restricted stock vest at a rate of 20% per year commencing on March 22, 2024.
F2	Reflects transactions not required to be reported pursuant to Section 16 of the Securities Act of 1934, as amended.
F3	Stock options vest at a rate of 20% per year commencing on March 22, 2024.