Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Yin Yan files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Zhifen Zhou - $1.45M of MWYN open-market activity in the last 12 months
- Hong le Liang - $906K of MWYN 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 Yin Yan?
Yin Yan is a corporate insider, tracked as Chairman and CEO, Director, 10% Owner of Marwynn Holdings, Inc. (MWYN). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Yin Yan last file a Form 4?
The most recent primary Form 4 on record is dated 21 November 2025, one of 3 filings going back to 2024.
Has Yin Yan been buying or selling stock?
Recorded transactions: 0 open-market purchases and 8 open-market sales ($1.47M) across all tracked filings.
Where can I see all of Yin Yan'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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