VISSER JAN WILLIAM
Director · GCT
As of 2026-09-16, VISSER JAN WILLIAM has 7 Form 4 transactions on record across 1 company — 4 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 $694K
- Indirect $0
| GCT | direct | 13,445 sh | $694K |
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 |
|---|
7 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-17 | GCT | Award / grant | 549 | 13,445 | Form 4 |
| 2026-05-17 | GCT | Award / grant | 790 | 12,896 | Form 4 |
| 2026-02-17 | GCT | Award / grant | 808 | 12,106 | Form 4 |
| 2025-11-17 | GCT | Award / grant | 936 | 11,298 | Form 4 |
| 2025-08-17 | GCT | Award / grant | 883 | 10,362 | Form 4 |
| 2025-05-17 | GCT | Award / grant | 1,509 | 9,479 | Form 4 |
| 2025-02-17 | GCT | Award / grant | 1,392 | 7,970 | 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.