Gamblin Huan
Officer · WTI
As of 2026-09-16, Gamblin Huan has 25 Form 4 transactions on record across 1 company — 16 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $536K
- Indirect $0
| WTI | direct | 137,788 sh | $536K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-14 | WTI | Sale | 30,000 @ $3.55 | $107K | −18.8% of holding | 129,476 | Form 4 |
24 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-08 | WTI | Withheld for tax | 3,271 | 134,517 | Form 4 |
| 2026-08-08 | WTI | Option exercise | 8,312 | 8,312 | Form 4 |
| 2026-08-08 | WTI | Option exercise | 8,312 | 137,788 | Form 4 |
| 2026-08-08 | WTI | Option exercise | 8,312 | 137,788 | Form 4 |
| 2026-08-08 | WTI | Option exercise | 8,312 | 137,788 | Form 4 |
| 2026-08-08 | WTI | Option exercise | 8,312 | 137,788 | Form 4 |
| 2026-06-05 | WTI | Withheld for tax | 2,625 | 159,476 | Form 4 |
| 2026-06-05 | WTI | Option exercise | 6,670 | 0 | Form 4 |
| 2026-06-05 | WTI | Option exercise | 6,670 | 162,101 | Form 4 |
| 2026-06-05 | WTI | Option exercise | 6,670 | 162,101 | Form 4 |
| 2026-05-29 | WTI | Award / grant | 220,409 | 220,409 | Form 4 |
| 2026-05-16 | WTI | Withheld for tax | 40,526 | 155,431 | Form 4 |
| 2026-05-16 | WTI | Option exercise | 152,542 | 305,085 | Form 4 |
| 2026-05-16 | WTI | Option exercise | 152,542 | 195,957 | Form 4 |
| 2026-05-16 | WTI | Option exercise | 152,542 | 195,957 | Form 4 |
| 2025-08-08 | WTI | Withheld for tax | 2,024 | 43,415 | Form 4 |
| 2025-08-08 | WTI | Option exercise | 8,311 | 16,624 | Form 4 |
| 2025-08-08 | WTI | Option exercise | 8,311 | 45,439 | Form 4 |
| 2025-08-08 | WTI | Option exercise | 8,311 | 45,439 | Form 4 |
| 2025-06-05 | WTI | Withheld for tax | 1,625 | 37,128 | Form 4 |
| 2025-06-05 | WTI | Option exercise | 6,670 | 6,670 | Form 4 |
| 2025-06-05 | WTI | Option exercise | 6,670 | 38,753 | Form 4 |
| 2025-06-05 | WTI | Option exercise | 6,670 | 38,753 | Form 4 |
| 2025-05-16 | WTI | Award / grant | 457,627 | 457,627 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.