CHANG NANCY T
Director · Ten-percent owner · WTI, IMMX
As of 2026-09-16, CHANG NANCY T has 25 Form 4 transactions on record across 2 companies — 18 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
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 |
|---|---|---|---|---|---|---|---|
| 2026-07-15 | WTI | Sale | 60,000 @ $3.31 | $199K | −27.8% of holding | 156,100 | Form 4 |
| 2024-12-30 | — | Purchase | 7,644,932 @ $0.07 | $500K | ownership Δ n/a | 7,644,932 | Form 4 |
23 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-03 | — | Disposition | 480 | 0 | Form 4 |
| 2026-08-03 | — | Disposition | 47,434 | 0 | Form 4 |
| 2026-08-03 | — | Disposition | 480 | 0 | Form 4 |
| 2026-08-03 | — | Disposition | 47,434 | 0 | Form 4 |
| 2026-06-03 | WTI | Award / grant | 35,972 | 35,972 | Form 4 |
| 2026-06-03 | WTI | Option exercise | 103,448 | 0 | Form 4 |
| 2026-06-03 | WTI | Option exercise | 103,448 | 216,100 | Form 4 |
| 2026-06-03 | WTI | Option exercise | 103,448 | 216,100 | Form 4 |
| 2026-05-22 | IMMX | Award / grant | 12,500 | 12,500 | Form 4 |
| 2026-05-22 | IMMX | Award / grant | 6,250 | 428,190 | Form 4 |
| 2026-05-15 | — | Conversion | 661 | 0 | Form 4 |
| 2026-05-15 | — | Conversion | 661,309 | 9,486,852 | Form 4 |
| 2026-05-15 | — | Conversion | 661,309 | 9,486,852 | Form 4 |
| 2026-04-07 | — | Conversion | 1,181 | 661 | Form 4 |
| 2026-04-07 | — | Conversion | 1,180,611 | 8,825,543 | Form 4 |
| 2026-04-07 | — | Conversion | 1,180,611 | 8,825,543 | Form 4 |
| 2025-11-21 | IMMX | Award / grant | 39,643 | 39,643 | Form 4 |
| 2025-06-03 | WTI | Option exercise | 73,892 | 0 | Form 4 |
| 2025-06-03 | WTI | Award / grant | 103,448 | 103,448 | Form 4 |
| 2025-06-03 | WTI | Option exercise | 73,892 | 112,652 | Form 4 |
| 2025-06-03 | WTI | Option exercise | 73,892 | 112,652 | Form 4 |
| 2025-02-24 | — | Award / grant | 96,000 | 96,000 | Form 4 |
| 2024-12-30 | — | Award / grant | 1,842 | 1,842 | 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.