Benjamin Duster - Jan 18, 2023 Form 4 Insider Report for DIAMOND OFFSHORE DRILLING, INC. (DO)

Role: Director
Signature: /s/ Terence W. Waldorf Attorney-in-Fact for Benjamin Duster
Stock symbol: DO
Transactions as of: Jan 18, 2023
Transactions value $: $0
Form type: 4
Date filed: 1/20/2023, 12:23 PM
Previous filing: Dec 15, 2022
Next filing: May 22, 2023

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	DO	Restricted Stock Units	Award	$0	+12.3K		$0.00	12.3K	Jan 18, 2023	Common Stock	12.3K		Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of common stock.
F2	The restricted stock units vest and become non-forfeitable on the first anniversary of the grant date. The vested shares of common stock will be delivered to the reporting person following the earliest to occur of (i) the fifth anniversary of the grant date, (ii) the reporting person's separation from service with the issuer and (iii) a change in control (as defined in the award agreement) of the issuer.

Content

Each restricted stock unit represents a contingent right to receive one share of common stock.

The restricted stock units vest and become non-forfeitable on the first anniversary of the grant date. The vested shares of common stock will be delivered to the reporting person following the earliest to occur of (i) the fifth anniversary of the grant date, (ii) the reporting person's separation from service with the issuer and (iii) a change in control (as defined in the award agreement) of the issuer.