Drilling Tools International's three largest insider shareholders as of April 22, 2026 are Thomas O Hicks (Director, 16.62Mn shares), Energy Holdings, Llc Roc (TenPercentOwner, 5.97Mn shares), Energy Holdings, Llc Roc (TenPercentOwner, 5.97Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Thomas O Hicks | - | 695,181 | 15,928,111 | 28 Jun, 2023 |
| Energy Holdings, Llc Roc | - | 5,971,000 | 0 | 16 Dec, 2021 |
| Energy Holdings, Llc Roc | - | 5,971,000 | 0 | 16 Dec, 2021 |
| Michael Wayne Jr. Domino | President, Dtr Division | 1,443,750 | 0 | 15 Apr, 2026 |
| Robert Wayne Prejean | Chief Executive Officer | 509,619 | 0 | 12 Mar, 2026 |
| Robert Wayne Prejean | Ceo, President | 0 | 438,529 | 22 Jun, 2023 |
| Charles Richard Jr. Vermillion | - | 0 | 399,944 | 22 Jun, 2023 |
| Charles Richard Jr. Vermillion | - | 0 | 399,944 | 22 Jun, 2023 |
| Charles Richard Jr. Vermillion | - | 0 | 363,944 | 27 Nov, 2024 |
| Charles Richard Jr. Vermillion | - | 0 | 363,944 | 27 Nov, 2024 |
| Eric C Neuman | - | 312,896 | 0 | 02 Apr, 2026 |
| Eric C Neuman | - | 312,896 | 0 | 02 Apr, 2026 |
| Charles Richard Jr. Vermillion | - | 0 | 183,944 | 10 Dec, 2025 |
| Charles Richard Jr. Vermillion | - | 0 | 183,944 | 10 Dec, 2025 |
| Aldo Rodriguez | Vice President Of Sales | 135,987 | 0 | 12 Mar, 2026 |
| Aldo Rodriguez | Vice President Of Sales | 135,987 | 0 | 12 Mar, 2026 |
| Jack D Furst | - | 0 | 118,252 | 22 Jun, 2023 |
| Curt L. Crofford | - | 116,769 | 0 | 02 Apr, 2026 |
| David Richard Johnson | Chief Financial Officer | 76,611 | 0 | 12 Mar, 2026 |
| Thomas Monroe Patterson | - | 44,802 | 0 | 12 Sep, 2023 |
| Thomas Monroe Patterson | - | 44,802 | 0 | 12 Sep, 2023 |
| Trent Pope | - | 15,000 | 0 | 12 Mar, 2026 |
| Trent Pope | - | 15,000 | 0 | 12 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 15 Apr, 2026 | Michael Wayne Jr. Domino | Common Stock | D | 2,083 | $2.89 | 1,443,750 | D | S |
| 31 Mar, 2026 | Eric C Neuman | Common Stock | A | 172,593 | $0.00 | 312,896 | D | J |
| 31 Mar, 2026 | Curt L. Crofford | Common Stock | A | 17,259 | $0.00 | 116,769 | D | J |
| 31 Mar, 2026 | Eric C Neuman | Common Stock | A | 172,593 | $0.00 | 312,896 | D | J |
| 31 Mar, 2026 | Michael Wayne Jr. Domino | Common Stock | D | 3,169 | $4.00 | 1,445,833 | D | S |
| 30 Mar, 2026 | Michael Wayne Jr. Domino | Common Stock | D | 997 | $4.00 | 1,449,002 | D | S |
| 16 Mar, 2026 | Michael Wayne Jr. Domino | Common Stock | D | 2,083 | $3.58 | 1,449,999 | D | S |
| 28 Feb, 2026 | Trent Pope | Common Stock | A | 15,000 | $0.00 | 15,000 | D | M |
| 28 Feb, 2026 | Michael Wayne Jr. Domino | Common Stock | A | 25,277 | $0.00 | 1,452,082 | D | M |
| 28 Feb, 2026 | Robert Wayne Prejean | Common Stock | A | 71,090 | $0.00 | 509,619 | D | M |
| 28 Feb, 2026 | Trent Pope | Common Stock | A | 15,000 | $0.00 | 15,000 | D | M |
| 28 Feb, 2026 | David Richard Johnson | Common Stock | A | 30,964 | $0.00 | 76,611 | D | M |
| 28 Feb, 2026 | Aldo Rodriguez | Common Stock | A | 25,500 | $0.00 | 135,987 | D | M |
| 28 Feb, 2026 | Aldo Rodriguez | Common Stock | A | 25,500 | $0.00 | 135,987 | D | M |
| 28 Feb, 2026 | Aldo Rodriguez | Restricted Stock Units | D | 25,500 | $0.00 | 76,500 | D | M |
| 28 Feb, 2026 | Trent Pope | Restricted Stock Units | A | 15,000 | $0.00 | 45,000 | D | M |
| 28 Feb, 2026 | David Richard Johnson | Restricted Stock Units | A | 30,964 | $0.00 | 92,891 | D | M |
| 28 Feb, 2026 | Aldo Rodriguez | Restricted Stock Units | D | 25,500 | $0.00 | 76,500 | D | M |
| 28 Feb, 2026 | Trent Pope | Restricted Stock Units | A | 15,000 | $0.00 | 45,000 | D | M |
| 28 Feb, 2026 | Robert Wayne Prejean | Restricted Stock Units | D | 71,090 | $0.00 | 213,270 | D | M |