| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| FURST JACK D | Director | 10370 RICHMOND AVENUE, SUITE 1000, HOUSTON | /s/ John D. Furst | 15 Sep 2025 | 0001062103 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | DTI | Common Stock | Options Exercise | $0 | +18,610 | $0.000000 | 18,610 | 14 May 2024 | Direct | ||
| transaction | DTI | Common Stock | Other | $0 | +44,300 | $0.000000 | 44,300 | 13 Sep 2024 | by JDF Long Term Trust | F1, F4 | |
| transaction | DTI | Common Stock | Options Exercise | $0 | +13,712 | +74% | $0.000000 | 32,322 | 14 May 2025 | Direct | |
| transaction | DTI | Common Stock | Other | $0 | +63,939 | +144% | $0.000000 | 108,239 | 06 Jun 2025 | by JDF Long Term Trust | F2, F4 |
| transaction | DTI | Common Stock | Other | $0 | +36,227 | +33% | $0.000000 | 144,466 | 12 Sep 2025 | by JDF Long Term Trust | F3, F4 |
| holding | DTI | Common Stock | 118,252 | 14 May 2024 | by Oak Stream Investors II, Ltd. | F5 |
| 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 | -18,610 | -100% | $0.000000 | 0 | 14 May 2024 | Common Stock | 18,610 | Direct | F6, F7 | |
| transaction | DTI | Restricted Stock Units | Award | $0 | +28,626 | $0.000000 | 28,626 | 13 May 2025 | Common Stock | 28,626 | Direct | F6, F8 | ||
| transaction | DTI | Restricted Stock Units | Options Exercise | $0 | -13,712 | -100% | $0.000000 | 0 | 14 May 2025 | Common Stock | 13,712 | Direct | F6, F9 |
| Id | Content |
|---|---|
| F1 | 44,300 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 | 63,939 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 | 36,227 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 | The Reporting Person is the trustee of JDF Long Term Trust ("JDF"). The Reporting Person may be deemed to have voting power and dispositive power over the shares held by JDF. |
| F5 | The Reporting Person disclaims any beneficial ownership of any shares of common stock held by Oak Stream Investors II, Ltd., other than his pecuniary interest therein. |
| F6 | Each restricted stock unit represents a contingent right to receive one share of Drilling Tools International Corporation's common stock. |
| F7 | The restricted stock units vested 100% on the grant date. |
| F8 | The restricted stock units vest 100% upon the one-year anniversary of the grant date. |
| F9 | The restricted stock units vested 100% upon the one-year anniversary of the grant date. |