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John F. Sheridan currently holds 120,638 shares of TANDEM DIABETES CARE INC (TNDM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John F. Sheridan has been a net seller of TNDM stock. They have purchased $174.8K and sold $17.5M worth of shares.
John F. Sheridan's most recent insider trade was on Nov 17, 2025, when they sold 5,982 shares at $0.00 per share.
John F. Sheridan serves as Executive at TANDEM DIABETES CARE INC (TNDM). They have executed 265 insider transactions totaling $17.7M over their tenure at the company.
John F. Sheridan holds the position of Executive at TANDEM DIABETES CARE INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 19 years and currently hold a stake valued at $0.
John F. Sheridan has shown a selling trading pattern, with $174.8K in total purchases and $17.5M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by John F. Sheridan was on May 15, 2024, when they sold $429.8K worth of TNDM shares. This transaction involved 9,074 shares at $47.37 per share.
John F. Sheridan currently owns 120,638 shares of TANDEM DIABETES CARE INC (TNDM), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of John F. Sheridan's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. John F. Sheridan has 265 Form 4 filings on record as an insider at TANDEM DIABETES CARE INC.
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