# EDGAR Filing Document

**Accession Number:** 0001163739
**File Stem:** 0001163739-26-000014
**Filing Date:** 2026-1
**Character Count:** 7777
**Document Hash:** 876cebc13c6d0dd488dc7a2c651e2e04
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001163739-26-000014.hdr.sgml**: 20260105

**ACCESSION NUMBER**: 0001163739-26-000014

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260101

**FILED AS OF DATE**: 20260105

**DATE AS OF CHANGE**: 20260105

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Restrepo William J
- **CENTRAL INDEX KEY:** 0001334321

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-32657
- **FILM NUMBER:** 26504071

**MAIL ADDRESS:**
- **STREET 1:** C/O NABORS CORPORATE SERVICES, INC.
- **STREET 2:** 515 W. GREENS ROAD
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77067
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NABORS INDUSTRIES LTD
- **CENTRAL INDEX KEY:** 0001163739
- **STANDARD INDUSTRIAL CLASSIFICATION:** DRILLING OIL & GAS WELLS [1381]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 980363970
- **STATE OF INCORPORATION:** D0
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** CROWN HOUSE
- **STREET 2:** 4 PAR-LA-VILLE ROAD   SECOND FLOOR
- **CITY:** HAMILTON, HM08
- **STATE:** D0
- **ZIP:** 0000
- **BUSINESS PHONE:** 4412921510

**MAIL ADDRESS:**
- **STREET 1:** P O BOX HM3349
- **CITY:** HAMILTON, HMPX
- **STATE:** D0
- **ZIP:** 0000

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[x] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Restrepo William J<br><sub>(Last) (First) (Middle)</sub><br>C/O NABORS CORPORATE SERVICES, INC.<br>515 W. GREENS RD., SUITE 1200<br><sub>(Street)</sub><br>HOUSTON, TX 77067<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-01-01 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Former Chief Financial Officer_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>NABORS INDUSTRIES LTD [ NBR ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2026-01-01 |  | M<sup>(1)</sup> |  | 17105<sup>(1)</sup> | A | $0 | 128434 | D |  |
| Common Stock | 2026-01-01 |  | F<sup>(2)</sup> |  | 4343<sup>(2)</sup> | D | $54.30 | 124091 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 2021 Warrants | $166.6666 |  |  |  |  |  |  | 2021-06-11 | 2026-06-11 | Common Stock | 44212 |  | 44212 | D |  |
| 2025 Performance Share Units | <sup>(3)</sup> | 2026-01-01 |  | A<sup>(4)</sup> |  | 17105<sup>(4)</sup> |  | <sup>(3)</sup> | <sup>(3)</sup> | Common Stock | 17105 | $0 | 17105 | D |  |
| 2025 Performance Share Units | <sup>(3)</sup> | 2026-01-01 |  | M<sup>(1)</sup> |  |  | 17105<sup>(1)</sup> | <sup>(3)</sup> | <sup>(3)</sup> | Common Stock | 17105 | $0 | 0 | D |  |

---

### Footnotes:

(1) Reflects the number of shares vesting on January 1, 2026 in respect of the 17,105 earned and vested Performance restricted stock units originally granted on January 1, 2025.

(2) Reflects the number of shares surrendered on January 1, 2026 to satisfy the tax withholding on the vesting and issuance of 17,105 shares of the 17,105 Performance restricted stock units originally granted on January 1, 2025. The remaining 12,762 vested performance shares were retained by Mr. Restrepo.

(3) Performance restricted stock units convert into common shares on a 1-for-1 basis.

(4) These Performance restricted stock units were earned by Mr. Restrepo pursuant to his employment agreement and the terms therein upon his qualifying retirement on October 1, 2025 as Chief Financial Officer, based on the achievement of certain objectives for the year 2025, as determined on December 31, 2025, by the Compensation Committee. 185.78% of the target number of performance restricted stock units granted pursuant to the terms of Mr. Restrepo's  employment agreement were determined to have been earned, subject to proration to reflect the partial year of employment. The number reported above reflects the number of earned performance restricted stock units, prorated through September 30, 2025, that are payable in share-settled restricted stock units.  The Performance restricted stock units that settle in shares are scheduled to fully vest, in accordance with Mr. Restrepo's employment agreement, on the first anniversary of the date of grant, January 1, 2026.

**Signature:** /s/ Mark D. Andrews by Power of Attorney for William Restrepo  
**Date:** 2026-01-05

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**