Summary
Updated Aug 31, 2026
Joel David Mayersohn is Director of CITIUS ONCOLOGY, INC. (CTOR). 5 SEC Form 4 filings on record going back to 2024, most recently on 22 December 2025.
Recent Transactions
4Every recent SEC Form 4 transaction Joel David Mayersohn has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Joel David Mayersohn go back to 2024: 5 primary Form 4 filings, an average of 1.7 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 Joel David Mayersohn's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Vivek Ramaswamy - $60.40M of ROIV open-market activity in the last 12 months
- David Cordani - $60.11M of CI open-market activity in the last 12 months
- BAKER BROS. ADVISORS LP - $60.00M of KOD open-market activity in the last 12 months
- Deep Track Biotechnology Master Fund, Ltd. - $60.00M of LBRX open-market activity in the last 12 months
- AI DMI LLC - $59.87M of IRON open-market activity in the last 12 months
- John E. Kao - $58.58M of ALHC 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 Joel David Mayersohn?
Joel David Mayersohn is a corporate insider, tracked as Director of CITIUS ONCOLOGY, INC. (CTOR). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Joel David Mayersohn last file a Form 4?
The most recent primary Form 4 on record is dated 22 December 2025, one of 5 filings going back to 2024.
Where can I see all of Joel David Mayersohn'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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