Summary
Updated Aug 31, 2026
Jason Hsu is Director of Immix Biopharma, Inc. (IMMX). 2 SEC Form 4 filings on record going back to 2024, most recently on 29 May 2026. Most recent open-market trade: bought $88K of IMMX on 26 December 2024. Lifetime open-market purchases: $104K.
Recent Transactions
3Every recent SEC Form 4 transaction Jason Hsu has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Jason Hsu go back to 2024: 2 primary Form 4 filings, an average of 0.7 per year. The typical open-market purchase is $52K (2 buys totaling $104K). The largest single buy on record is $88K of IMMX in 2024. 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 Jason Hsu 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.
- Gabriel S. Morris - $10K of IMMX open-market activity in the last 12 months
- Ilya M. Rachman - $10K of IMMX 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 Jason Hsu?
Jason Hsu is a corporate insider, tracked as Director of Immix Biopharma, Inc. (IMMX). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Jason Hsu last file a Form 4?
The most recent primary Form 4 on record is dated 29 May 2026, one of 2 filings going back to 2024.
Has Jason Hsu been buying or selling stock?
Recorded transactions: 2 open-market purchases ($104K) and 0 open-market sales across all tracked filings.
Where can I see all of Jason Hsu'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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