Summary
Updated Aug 30, 2026
Vivian H. Liu is Director of AYTU BIOPHARMA, INC (AYTU). 3 SEC Form 4 filings on record going back to 2024, most recently on 30 July 2026.
Recent Transactions
3Every recent SEC Form 4 transaction Vivian H. Liu has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Vivian H. Liu go back to 2024: 3 primary Form 4 filings, an average of 1.0 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 Vivian H. Liu's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- BERKSHIRE HATHAWAY INC - $473.67M of DVA open-market activity in the last 12 months
- Fairmount Funds Management LLC - $399.66M of SYRE open-market activity in the last 12 months
- Paul R. Vigano - $371.84M of AVAH open-market activity in the last 12 months
- Robert M. Williams Jr. - $371.84M of AVAH open-market activity in the last 12 months
- BAKER BROS. ADVISORS LP - $327.32M of CELC open-market activity in the last 12 months
- J.H. Whitney Equity Partners VII, LLC - $319.15M of AVAH 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 Vivian H. Liu?
Vivian H. Liu is a corporate insider, tracked as Director of AYTU BIOPHARMA, INC (AYTU). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Vivian H. Liu submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Where can I see all of Vivian H. Liu'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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