Jon L. Richards - 12 May 2024 Form 4 Insider Report for DIAMOND OFFSHORE DRILLING, INC.

Role: SVP & Chief Operating Officer
Signature: /s/ Terence W. Waldorf Attorney-in-Fact for Jon L. Richards
Issuer symbol: N/A
Transactions as of: 12 May 2024
Net transactions value: -$30,186
Form type: 4
Filing time: 14 May 2024, 16:01:02 UTC
Previous filing: 15 Mar 2024
Next filing: 02 Jul 2024
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		+8,579	+20%		51,515	12 May 2024	Direct	F1
transaction	DO	Common Stock	Tax liability	$30,186	-2,089	-4.1%	$14.45	49,426	12 May 2024	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	-8,579	-50%	$0.000000	8,579	12 May 2024	Common Stock	8,579		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 annual installments on May 12, 2023, May 12, 2024 and May 12, 2025. One share of common stock will be delivered with respect to each vested restricted stock unit within 30 days after the applicable vesting date.