Weiss Michael S

Fortress Biotech, Inc. · Executive Vice Chairman

Weiss Michael S is listed in public filings as director, officer: Executive Vice Chairman. This Weiss Michael S insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Fortress Biotech, Inc. (FBIO), and TG Therapeutics, Inc. (TGTX). Investors use Weiss Michael S's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Fortress Biotech, Inc.FBIO--2.3M sharesGrant / ExerciseMar 18, 2026Disclosure amount unavailable475.4k shares----

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
TG Therapeutics, Inc.TGTX--9.8M sharesGrant / ExerciseJan 8, 2026Disclosure amount unavailable622k shares----
TG Therapeutics, Inc.TGTX--9.2M sharesGrant / ExerciseNov 5, 2025Disclosure amount unavailable803.7k shares----
TG Therapeutics, Inc.TGTX--10M sharesGrant / ExerciseNov 5, 2025Disclosure amount unavailable3.9M shares----
TG Therapeutics, Inc.TGTX--13.8M sharesGrant / ExerciseJan 29, 2025Disclosure amount unavailable750k shares----
Fortress Biotech, Inc.FBIO--1.8M sharesGrant / ExerciseJan 1, 2025Disclosure amount unavailable454.2k shares----