| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Restrepo William J | Chief Financial Officer | C/O NABORS CORPORATE SERVICES, INC., 515 W. GREENS RD., SUITE 1200, HOUSTON | /s/ Mark D. Andrews by Power of Attorney for William Restrepo | 2025-10-02 | 0001334321 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NBR | Common Stock | Tax liability | -$164K | -4.01K | -3.23% | $40.87 | 120K | Sep 30, 2025 | Direct | F1, F2 |
| transaction | NBR | Common Stock | Tax liability | -$289K | -7.07K | -5.88% | $40.87 | 113K | Sep 30, 2025 | Direct | F1, F3 |
| transaction | NBR | Common Stock | Tax liability | -$395K | -9.66K | -8.53% | $40.87 | 104K | Sep 30, 2025 | Direct | F1, F4 |
| transaction | NBR | Common Stock | Options Exercise | $0 | +1.08K | +1.04% | $0.00 | 105K | Sep 30, 2025 | Direct | F5, F6 |
| transaction | NBR | Common Stock | Tax liability | -$17.3K | -424 | -0.41% | $40.87 | 104K | Sep 30, 2025 | Direct | F5, F7 |
| transaction | NBR | Common Stock | Options Exercise | $0 | +11.7K | +11.22% | $0.00 | 116K | Sep 30, 2025 | Direct | F5, F8 |
| transaction | NBR | Common Stock | Tax liability | -$188K | -4.6K | -3.97% | $40.87 | 111K | Sep 30, 2025 | Direct | F5, F9 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NBR | 2023 Performance Share Units | Options Exercise | $0 | -1.08K | -100% | $0.00 | 0 | Sep 30, 2025 | Common Stock | 1.08K | Direct | F5, F6, F10 | |
| transaction | NBR | 2024 Performance Share Units | Options Exercise | $0 | -11.7K | -100% | $0.00 | 0 | Sep 30, 2025 | Common Stock | 11.7K | Direct | F5, F8, F10 | |
| holding | NBR | 2021 Warrants | 44.2K | Sep 30, 2025 | Common Stock | 44.2K | $166.67 | Direct |
William J. Restrepo is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.
| Id | Content |
|---|---|
| F1 | Mr. Restrepo retired on September 30, 2025. Pursuant to the Executive's employment agreement, upon a qualifying retirement, all unvested TSR Shares held by the reporting person vested in full on the retirement date. |
| F2 | Reflects the number of shares surrendered on September 30, 2025 to satisfy the tax withholding on the vesting of 10,196 TSR shares deemed earned at maximum out of a total of 10,196 shares originally granted to Mr. Restrepo on January 1, 2023, for the three-year performance period beginning on January 1, 2023 and ending on December 31, 2025, as determined on September 30, 2025 by the Compensation Committee in connection with Mr. Restrepo's retirement entitlement pursuant to his employment agreement. The remaining 6,183 deemed earned and vested shares were retained by the executive. |
| F3 | Reflects the number of shares surrendered on September 30, 2025 to satisfy the tax withholding on the vesting of 17,975 TSR shares deemed earned at maximum out of a total of 17,975 shares originally granted to Mr. Restrepo on January 1, 2024, for the three-year performance period beginning on January 1, 2024 and ending on December 31, 2026, as determined on September 30, 2025 by the Compensation Committee in connection with Mr. Restrepo's retirement entitlement pursuant to his employment agreement. The remaining 10,901 deemed earned and vested shares were retained by the executive. |
| F4 | Reflects the number of shares surrendered on September 30, 2025 to satisfy the tax withholding on the vesting of 24,554 TSR shares deemed earned at maximum out of a total of 24,554 shares originally granted to Mr. Restrepo on January 1, 2025, for the three-year performance period beginning on January 1, 2025 and ending on December 31, 2027, as determined on September 30, 2025 by the Compensation Committee in connection with Mr. Restrepo's retirement entitlement pursuant to his employment agreement. The remaining 14,892 deemed earned and vested shares were retained by the executive. |
| F5 | Mr. Restrepo retired on September 30, 2025. Pursuant to the Executive's employment agreement, upon a qualifying retirement, all unvested performance stock units ("PSUs") held by the reporting person vested in full on the retirement date. |
| F6 | Reflects the vesting of 1,075 PSUs on September 30, 2025 in connection with Mr. Restrepo's retirement in accordance with his employment agreement, which represents the number of PSUs that were earned in respect of the 3,225 PSUs originally granted on January 1, 2023, which 1,075 PSUs remained subject to time-vesting requirements |
| F7 | Reflects the number of shares surrendered on September 30, 2025 to satisfy the tax withholding on the vesting and issuance of 1,075 shares of the 3,225 PSUs originally granted on January 1, 2023. The remaining 651 vested shares were retained by the executive. |
| F8 | Reflects the vesting of 11,698 PSUs on September 30, 2025 in connection with Mr. Restrepo's retirement in accordance with his employment agreement, which represents the number of PSUs that were earned in respect of the 17,547 PSUs originally granted on January 1, 2024, which 11,698 PSUs remained subject to time-vesting requirements. |
| F9 | Reflects the number of shares surrendered on September 30, 2025 to satisfy the tax withholding on the vesting and issuance of 11,698 shares of the 17,547 PSUs originally granted on January 1, 2024. The remaining 7,094 vested shares were retained by the executive. |
| F10 | Performance restricted stock units convert into common shares on a 1-for-1 basis. |