Summary
Updated Aug 31, 2026
Chung-Yi Tsai is Director of Ainos, Inc. (AIMD). 1 SEC Form 4 filing on record, dated 26 November 2025.
Recent Transactions
1Every recent SEC Form 4 transaction Chung-Yi Tsai has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Chung-Yi Tsai 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.
- Taiwan Carbon Nano Technology Corp - $241K of AIMD open-market activity in the last 12 months
- Ting-Chuan Lee - $238K of AIMD open-market activity in the last 12 months
- Chun-Jung Tsai - $54K of AIMD open-market activity in the last 12 months
- Yao-Chung Chiang - $21K of AIMD open-market activity in the last 12 months
- ASE Test, Inc. - of AIMD 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 Chung-Yi Tsai?
Chung-Yi Tsai is a corporate insider, tracked as Director of Ainos, Inc. (AIMD). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Chung-Yi Tsai last file a Form 4?
The only primary Form 4 on record is dated 26 November 2025.
Where can I see all of Chung-Yi Tsai'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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