Insider Trading for CTSO
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)
No insider transactions in the past 30 days.
Quarterly Activity (3 Months)
Acquisitions: 361.5K shares
Dispositions: 0 shares
Net: 361.5K shares
Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.
Key Insider Activity: Aug 7, 2023 to Jun 15, 2026
D'Amico Alex
ExecutiveCorporate Officer
-215.0K shares
2 transactions
Chan Phillip P.
ExecutiveCorporate Officer
+1.2M shares
16 transactions
Capponi Vincent
ExecutiveChief Operating Officer
+670.0K shares
15 transactions
MARIANI PETER J
ExecutiveCorporate Officer
+1.0M shares
18 transactions
Deliargyris Efthymios
ExecutiveCorporate Officer
+572.0K shares
13 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 15, 2026 | MARIANI PETER J | ECorporate Officer | Purchase | 100.0K | $0.44 | $44,000.00 | 638.1K | View |
| Jun 15, 2026 | Chan Phillip P. | ECorporate Officer | Purchase | 10.3K | $0.43 | $4,443.19 | 1.7M | View |
| Jun 12, 2026 | Chan Phillip P. | ECorporate Officer | Purchase | 251.1K | $0.40 | $100,454.40 | 1.7M | View |
Nov 18, 2025 | Locked | — | — | — | — | — | — | — |
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Feb 24, 2025 | Locked | — | — | — | — | — | — | — |
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Jan 17, 2025 | Locked | — | — | — | — | — | — | — |
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Dec 13, 2024 | Locked | — | — | — | — | — | — | — |
Dec 12, 2024 | Locked | — | — | — | — | — | — | — |
Dec 11, 2024 | Locked | — | — | — | — | — | — | — |
Oct 4, 2024 | Locked | — | — | — | — | — | — | — |
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Aug 14, 2024 | Locked | — | — | — | — | — | — | — |
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Apr 2, 2024 | Locked | — | — | — | — | — | — | — |
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Mar 29, 2024 | Locked | — | — | — | — | — | — | — |
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Mar 29, 2024 | Locked | — | — | — | — | — | — | — |
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Dec 13, 2023 | Locked | — | — | — | — | — | — | — |
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Dec 13, 2023 | Locked | — | — | — | — | — | — | — |
Sep 18, 2023 | Locked | — | — | — | — | — | — | — |
Sep 18, 2023 | Locked | — | — | — | — | — | — | — |
Aug 7, 2023 | Locked | — | — | — | — | — | — | — |
Aug 7, 2023 | Locked | — | — | — | — | — | — | — |
Aug 7, 2023 | Locked | — | — | — | — | — | — | — |
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 CTSO stock, which is typically a strong positive signal.