Summary
Updated Aug 31, 2026
Patrick Soon-Shiong is Founder, Executive Chairman, Global Chief Scientific and Medical Officer, Director, 10% Owner of ImmunityBio, Inc. (IBRX). 4 SEC Form 4 filings on record going back to 2024, most recently on 3 April 2026.
Recent Transactions
7Every recent SEC Form 4 transaction Patrick Soon-Shiong has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Patrick Soon-Shiong go back to 2024: 4 primary Form 4 filings, an average of 1.3 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 Stocks
Insiders who reported open-market trades in the last 12 months at the companies Patrick Soon-Shiong 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.
- Barry J. Simon - $4.14M of IBRX open-market activity in the last 12 months
- Christobel Selecky - $3.00M of IBRX open-market activity in the last 12 months
- Cheryl Cohen - $1.25M of IBRX 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 Patrick Soon-Shiong?
Patrick Soon-Shiong is a corporate insider, tracked as Founder, Executive Chairman, Global Chief Scientific and Medical Officer, Director, 10% Owner of ImmunityBio, Inc. (IBRX). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Patrick Soon-Shiong last file a Form 4?
The most recent primary Form 4 on record is dated 3 April 2026, one of 4 filings going back to 2024.
Where can I see all of Patrick Soon-Shiong'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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