Company: NE-WTA
Filing Date: 2025-03-27
Form Type: DEF 14A
Source: 0001628280-25-015025
Chunk: 0

Company: Noble Corp plc
Filing Date: 2025-03-27
Form: DEF 14A
Chunk 0
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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION
<div align='center'>Washington, D.C. 20549

_____________________

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

_____________________</div>

Filed by the Registrant x

Filed by a Party other than the Registrant o

Check the appropriate box:

| o |     | Preliminary Proxy Statement                                                     |
| o |     | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) |
| x |     | Definitive Proxy Statement                                                      |
| o |     | Definitive Additional Materials                                                 |
| o |     | Soliciting Material under § 240.14a-12                                          |

<div align='center'>Noble Corporation plc

(Name of Registrant as Specified in its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)</div>

Payment of Filing Fee (Check all boxes that apply):

| x |     | No fee required                                                                                     |
| o |     | Fee paid previously with preliminary materials                                                      |
| o |     | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11 |

A Message from Charles M. Sledge, our Board Chair

#### Dear Fellow Shareholders,
On behalf of the entire Board of Directors (the “Board”) of Noble Corporation plc (the “Company” or “Noble”), we invite you to attend our 2025 Annual General Meeting on Thursday May 8, 2025. The year 2024 marked further exciting growth for the Company with the acquisition of Diamond Offshore enhancing our industry leadership position. Through the recent series of strategic transactions (Diamond 2024, Maersk Drilling 2022, Pacific Drilling 2021), Noble has created a market leader in deepwater and harsh environment jackups.

Throughout this journey, the operational and financial performance of the Company has been seamless. 2024 marked another year of annual earnings and cash flow improvement, anchored by high revenue efficiency and margin performance, solid execution on major capital projects amid the peak of the 10-year periodical survey cycle and, not least, strong safety metrics throughout the year.

While customer contracting activity has recently tapered off compared to the higher pace witnessed during 2022-2023, Noble