Summary
Updated Aug 31, 2026
Yun Yen is Director of LIXTE BIOTECHNOLOGY HOLDINGS, INC. (LIXT). 2 SEC Form 4 filings on record going back to 2024, most recently on 30 June 2025.
Trading Pattern
InsiderAlpha's records for Yun Yen 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.
Other Insiders Active in the Same Sector
No other insider has filed at Yun Yen's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- GTCR INVESTMENT XI LLC - $760.39M of SHC open-market activity in the last 12 months
- Martine A. Rothblatt - $703.37M of UTHR open-market activity in the last 12 months
- Ronda E. Stryker - $580.89M of SYK open-market activity in the last 12 months
- Keith A. Meister - $533.93M of ILMN open-market activity in the last 12 months
- TPG GP A, LLC - $516.71M of LFST open-market activity in the last 12 months
- BERKSHIRE HATHAWAY INC - $473.67M of DVA 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 Yun Yen?
Yun Yen is a corporate insider, tracked as Director of LIXTE BIOTECHNOLOGY HOLDINGS, INC. (LIXT). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Yun Yen last file a Form 4?
The most recent primary Form 4 on record is dated 30 June 2025, one of 2 filings going back to 2024.
Where can I see all of Yun Yen'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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