| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| KROHN TRACY W | Chairman, CEO & President, Director, 10%+ Owner | 5718 WESTHEIMER RD, SUITE 700, HOUSTON | /s/ Steven Lackey, as attorney-in-fact | 12 Aug 2025 | 0001288376 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WTI | Common Stock | Options Exercise | +132,918 | +19% | 825,660 | 08 Aug 2025 | Direct | F1, F2 | ||
| transaction | WTI | Common Stock | Tax liability | $90,486 | -52,304 | -6.3% | $1.73 | 773,356 | 08 Aug 2025 | Direct | |
| holding | WTI | Common Stock | 47,746,394 | 08 Aug 2025 | By Trusts | F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WTI | Restricted Stock Units | Options Exercise | $0 | -132,918 | -33% | $0.000000 | 265,836 | 08 Aug 2025 | Common Stock | 132,918 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | On August 8, 2025, the reporting person's 132,918 restricted stock units, which were granted on August 8, 2024, vested, and the reporting person received 132,918 shares of common stock. This represents the vesting of the first tranche of the grant. |
| F2 | Each restricted stock unit represents a contingent right to receive one share of common stock or its cash equivalent, as determined at the time of settlement by WTI. Each grant of restricted stock units vests in three installments. |
| F3 | Includes shares held by the Tracy William Krohn Living Trust, the Tracy William Krohn 2008 JFF Trust and the Tracy William Krohn Exempt AKF Descendant's Trust. The reporting person is the beneficiary and trustee and exercises sole voting and dispositive power over the shares held by these trusts. |