Frank Hurst Lin - SEC Form 4 Insider Trading Activity
Director, 10% Owner
Summary
Updated Aug 16, 2026
Frank Hurst Lin has filed 1 SEC Form 4 filing across 1 company in the last 90 days - selling. Lifetime open-market sales: $58.06M.
Profile
Frank Hurst Lin serves as Director of 51Talk Online Education Group (COE). Lin has also held reporting roles at GigaCloud Technology Inc (GCT). Lin has reported 2 insider filings with the SEC since 2024. The most recent filing was in July 2026.
- Role
- Director, 10% Owner
Board memberships
- 51Talk Online Education Group
- GigaCloud Technology Inc
Trading Pattern
InsiderAlpha's records for Frank Hurst Lin go back to 2024: 2 primary Form 4 filings, an average of 0.7 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 Frank Hurst Lin 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, 10% Owner at 51Talk Online Education Group (COE) - 1 filing, 2026
- 10% Owner at GigaCloud Technology Inc (GCT) - 1 filing, 2024
Recent Transactions
2Companies - Last 90 Days
1- 51Talk Online Education Group (COE) - 1 filing, last 2026-07-21
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Frank Hurst Lin 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.
- Jack Jiajia Huang - $226.30M of COE open-market activity in the last 12 months
- Ting Shu - of COE 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 Frank Hurst Lin?
Frank Hurst Lin serves as Director of 51Talk Online Education Group (COE). Lin has also held reporting roles at GigaCloud Technology Inc (GCT). Lin has reported 2 insider filings with the SEC since 2024. The most recent filing was in July 2026.…
How many SEC Form 4 filings has Frank Hurst Lin submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Frank Hurst Lin been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($58.06M) across all tracked filings.
Where can I see all of Frank Hurst Lin'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.
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