0001959173-24-004090.txt : 20240603 0001959173-24-004090.hdr.sgml : 20240603 20240603153347 ACCESSION NUMBER: 0001959173-24-004090 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240603 DATE AS OF CHANGE: 20240603 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: DIAMOND OFFSHORE DRILLING, INC. CENTRAL INDEX KEY: 0000949039 STANDARD INDUSTRIAL CLASSIFICATION: DRILLING OIL & GAS WELLS [1381] ORGANIZATION NAME: 01 Energy & Transportation IRS NUMBER: 760321760 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-13926 FILM NUMBER: 241013371 BUSINESS ADDRESS: STREET 1: 777 N ELDRIDGE PKWY STREET 2: SUITE 1100 CITY: HOUSTON STATE: TX ZIP: 77079 BUSINESS PHONE: 281-492-5300 MAIL ADDRESS: STREET 1: 777 N ELDRIDGE PKWY STREET 2: SUITE 1100 CITY: HOUSTON STATE: TX ZIP: 77079 FORMER COMPANY: FORMER CONFORMED NAME: DIAMOND OFFSHORE DRILLING INC DATE OF NAME CHANGE: 19950807 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: ROLAND DAVID L CENTRAL INDEX KEY: 0001286832 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 777 ELDRIDGE PKWY STREET 2: SUITE 1100 CITY: HOUSTON STATE: TX ZIP: 77079 144 1 primary_doc.xml 144 0001286832 XXXXXXXX LIVE 0000949039 DIAMOND OFFSHORE DRILLING, INC. 001-13926 777 N ELDRIDGE PKWY SUITE 1100 HOUSTON TX 77079 281-492-5300 ROLAND DAVID L Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

8000 120880.00 102481240 06/03/2024 NYSE Common 05/12/2023 Restricted Stock Vesting Issuer N 1490 05/12/2023 Compensation Common 01/18/2024 Restricted Stock Vesting Issuer N 6510 01/18/2024 Compensation N David L. Roland

777 N. Eldridge Parkway Suite 1100 Houston TX 77079

Common 03/05/2024 5000 59951.44 06/03/2024 03/04/2024 /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for David Roland