Michael S. Weiss
Executive Vice Chairman · Fortress Biotech, Inc.
Individual
- 2024
- Mar 20, 2026
- 4
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Michael S. Weiss 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.
- Laurence N. Charney - $275K in TGTX purchases and sales in the last 12 months
- Yann Echelard - $163K in TGTX purchases and sales in the last 12 months
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Frequently asked questions
Who is Michael S. Weiss?
Michael S. Weiss is a corporate insider, tracked as Executive Vice Chairman of Fortress Biotech, Inc. (FBIO). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Michael S. Weiss last file a Form 4?
The most recent primary Form 4 on record is dated 20 March 2026, one of 4 filings going back to 2024.
