Summary
Updated Aug 31, 2026
Fortress Biotech, Inc. files SEC Form 4 reports at MUSTANG BIO, INC. (MBIO). 2 SEC Form 4 filings on record going back to 2024, most recently on 29 September 2025.
Recent Transactions
2Every recent SEC Form 4 transaction Fortress Biotech, Inc. has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Fortress Biotech, Inc. 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 Stocks
Insiders who have reported open-market trades at the same companies as Fortress Biotech, Inc.. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- James F. Oliviero III - $3.07M of CKPT open-market activity on record
- William Garrett Gray - $1.08M of CKPT open-market activity on record
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
What is Fortress Biotech, Inc.?
Fortress Biotech, Inc. is a corporate entity of MUSTANG BIO, INC. (MBIO). InsiderAlpha holds 2 primary Form 4 filings for it, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Fortress Biotech, Inc. last file a Form 4?
The most recent primary Form 4 on record is dated 29 September 2025, one of 2 filings going back to 2024.
Where can I see all of Fortress Biotech, Inc.'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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