Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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William S. Rosenstadt currently holds 1,634,750 shares of Q BioMed Inc. (QBIO]), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William S. Rosenstadt has been a net seller of QBIO] stock. They have purchased $0 and sold $512.2K worth of shares.
William S. Rosenstadt's most recent insider trade was on Nov 13, 2025, when they purchased 197,250 shares at $0.00 per share.
William S. Rosenstadt serves as Executive at Q BioMed Inc. (QBIO]). They have executed 41 insider transactions totaling $512.2K over their tenure at the company.
William S. Rosenstadt holds the position of Executive at Q BioMed Inc., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 10 years and currently hold a stake valued at $0.
William S. Rosenstadt has shown a selling trading pattern, with $0 in total purchases and $512.2K in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by William S. Rosenstadt was on Mar 30, 2017, when they sold $38.0K worth of QBIO shares. This transaction involved 5,000 shares at $7.60 per share.
William S. Rosenstadt currently owns 1,634,750 shares of Q BioMed Inc. (QBIO]), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of William S. Rosenstadt's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. William S. Rosenstadt has 41 Form 4 filings on record as an insider at Q BioMed Inc..
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