Jan William Visser - SEC Form 4 Insider Trading Activity
Director
Summary
Updated Aug 16, 2026
Jan William Visser has filed 1 SEC Form 4 filing across 1 company in the last 90 days.
Profile
Jan William Visser is Director at GigaCloud Technology Inc (GCT). Visser has reported 5 insider filings with the SEC since 2024. The most recent filing was in May 2026.
- Role
- Director
Board memberships
- GigaCloud Technology Inc
Trading Pattern
InsiderAlpha's records for Jan William Visser go back to 2024: 5 primary Form 4 filings, an average of 1.7 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Jan William Visser has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Director at GigaCloud Technology Inc (GCT) - 5 filings, 2024 to 2026
Recent Transactions
5Companies - Last 90 Days
1- GigaCloud Technology Inc (GCT) - 1 filing, last 2026-05-19
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Jan William Visser has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Lei Wu - $32.70M of GCT open-market activity in the last 12 months
- Xinyan Hao - $12.88M of GCT open-market activity in the last 12 months
- Xin Wan - $7.39M of GCT open-market activity in the last 12 months
- Marshall Bernes - $889K of GCT open-market activity in the last 12 months
- Iman Aj Schrock - $616K of GCT open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Jan William Visser?
Jan William Visser is Director at GigaCloud Technology Inc (GCT). Visser has reported 5 insider filings with the SEC since 2024. The most recent filing was in May 2026.…
How many SEC Form 4 filings has Jan William Visser submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Jan William Visser's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Get alerts when Jan William Visser files a new Form 4
Track every insider buy in real time, with AI-scored daily trade ideas and 10b5-1 plan flags.
Free during early access · No credit card required