DAVID L. ROLAND - 01 Jul 2023 Form 4 Insider Report for DIAMOND OFFSHORE DRILLING, INC.

Role: SVP, General Counsel and Sec
Signature: /s/ Terence W. Waldorf Attorney-in-Fact for David L. Roland
Issuer symbol: N/A
Transactions as of: 01 Jul 2023
Net transactions value: -$70,889
Form type: 4
Filing time: 05 Jul 2023, 15:47:26 UTC
Previous filing: 16 May 2023
Next filing: 01 Aug 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DO	Common Stock	Options Exercise		+20,118	+48%		61,917	01 Jul 2023	Direct	F1
transaction	DO	Common Stock	Tax liability	$70,889	-4,899	-7.9%	$14.47	57,018	01 Jul 2023	Direct

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	Options Exercise	$0	-20,118	-50%	$0.000000	20,118	01 Jul 2023	Common Stock	20,118		Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Restricted stock units convert into common stock on a one-for-one basis.
F2	The restricted stock units vest in three equal installments on July 1, 2022, July 1, 2023 and July 1, 2024. One share of common stock will be delivered with respect to each vested restricted stock unit within 30 days after the applicable vesting date.