Insider Trading for TNDM
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)
Acquisitions: 3.6K shares
Dispositions: 5.6K shares
Net: -1.9K shares
Insiders have been net sellers recently, which could indicate concerns about current valuation or short-term outlook.
Quarterly Activity (3 Months)
Acquisitions: 680.5K shares
Dispositions: 238.4K shares
Net: 442.1K shares
Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.
Key Insider Activity: May 15, 2026 to Jul 15, 2026
Sheridan John F
ExecutiveChief Executive Officer
+167.7K shares
11 transactions
Gasser Elizabeth Anne
ExecutiveVice President
+25.0K shares
13 transactions
Kyrillos Jean-Claude
ExecutiveVice President
+25.5K shares
8 transactions
Vosseller Leigh
ExecutiveVice President
+60.7K shares
10 transactions
Hansen Shannon Marie
ExecutiveVice President
+25.8K shares
11 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jul 15, 2026 | Kyrillos Jean-Claude | EVice President | Exercise | 3.6K | $0.00 | $0.00 | 31.7K | View |
| Jul 15, 2026 | Kyrillos Jean-Claude | EVice President | Payment In Kind | 1.9K | $15.28 | $29,429.28 | 29.8K | View |
| Jul 15, 2026 | Kyrillos Jean-Claude | EVice President | Exercise | 3.6K | $0.00 | $0.00 | 14.5K | View |
Jun 2, 2026 | Locked | — | — | — | — | — | — | — |
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Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net buyers of TNDM stock, which is typically a strong positive signal.