| Name | Relationship | Address | Signature | Signature date | CIK | 
|---|---|---|---|---|---|
| Neuman Eric C | Director | 10370 RICHMOND AVENUE, SUITE 1000, HOUSTON | /s/ Eric C. Neuman | 2025-09-16 | 0001413613 | 
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DTI | Common Stock | Options Exercise | $0 | +18.6K | $0.00 | 18.6K | May 14, 2024 | Direct | ||
| transaction | DTI | Common Stock | Other | $0 | +28.2K | +151.55% | $0.00 | 46.8K | Sep 13, 2024 | Direct | F1 | 
| transaction | DTI | Common Stock | Options Exercise | $0 | +13.7K | +29.29% | $0.00 | 60.5K | May 14, 2025 | Direct | |
| transaction | DTI | Common Stock | Other | $0 | +38.4K | +63.47% | $0.00 | 98.9K | Jun 6, 2025 | Direct | F2 | 
| transaction | DTI | Common Stock | Other | $0 | +21.8K | +22% | $0.00 | 121K | Sep 12, 2025 | Direct | F3 | 
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DTI | Restricted Stock Units | Options Exercise | $0 | -18.6K | -100% | $0.00 | 0 | May 14, 2024 | Common Stock | 18.6K | Direct | F4, F5 | |
| transaction | DTI | Restricted Stock Units | Award | $0 | +28.6K | $0.00 | 28.6K | May 13, 2025 | Common Stock | 28.6K | Direct | F4, F6 | ||
| transaction | DTI | Restricted Stock Units | Options Exercise | $0 | -13.7K | -100% | $0.00 | 0 | May 14, 2025 | Common Stock | 13.7K | Direct | F4, F7 | 
| Id | Content | 
|---|---|
| F1 | 28,2024 shares of Drilling Tools International Corporation's ("DTI") common stock received as a result of HHEP Directional, L.P.'s pro rata distribution of shares to its limited partners for no consideration. | 
| F2 | 38,417 shares of DTI's common stock received as a result of HHEP Directional, L.P.'s pro rata distribution of shares to its limited partners for no consideration. | 
| F3 | 21,768 shares of DTI's common stock received as a result of HHEP Directional, L.P.'s pro rata distribution of shares to its limited partners for no consideration. | 
| F4 | Each restricted stock unit represents a contingent right to receive one share of DTI's common stock. | 
| F5 | The restricted stock units vested 100% on the grant date. | 
| F6 | The restricted stock units vest 100% upon the one-year anniversary of the grant date. | 
| F7 | The restricted stock units vested 100% upon the one-year anniversary of the grant date. |