Insider Trading for ITOS
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)
No insider transactions in the past 3 months.
Key Insider Activity: Dec 5, 2023 to Aug 29, 2025
EcoR1 Capital, LLC
Other10 Percent Owner
+5.0M shares
3 transactions
Boxer Capital, LLC
OtherOther: See Remarks
+1.1M shares
1 transactions
GADICKE ANSBERT
Major Owner10% Owner
-1.0M shares
1 transactions
Feltquate David
ExecutiveCorporate Officer
+350.0K shares
4 transactions
MPM BIOVENTURES 2018, L.P.
Major Owner10% Owner
-630.2K shares
1 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Aug 29, 2025 | Call Matthew | ECorporate Officer | D-Return | 135.9K | $7.05 | $958,355.85 | 0 | View |
| Aug 29, 2025 | Call Matthew | ECorporate Officer | D-Return | 146.8K | $4.24 | $622,580.40 | 0 | View |
| Aug 29, 2025 | Call Matthew | ECorporate Officer | D-Return | 66.2K | $2.95 | $195,201.50 | 0 | View |
Aug 29, 2025 | Locked | — | — | — | — | — | — | — |
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Jun 10, 2025 | Locked | — | — | — | — | — | — | — |
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May 15, 2025 | Locked | — | — | — | — | — | — | — |
May 14, 2025 | Locked | — | — | — | — | — | — | — |
May 13, 2025 | Locked | — | — | — | — | — | — | — |
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Mar 7, 2025 | Locked | — | — | — | — | — | — | — |
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Mar 7, 2025 | Locked | — | — | — | — | — | — | — |
Dec 6, 2024 | Locked | — | — | — | — | — | — | — |
Nov 19, 2024 | Locked | — | — | — | — | — | — | — |
Aug 8, 2024 | Locked | — | — | — | — | — | — | — |
Aug 8, 2024 | Locked | — | — | — | — | — | — | — |
Aug 1, 2024 | Locked | — | — | — | — | — | — | — |
Jul 31, 2024 | Locked | — | — | — | — | — | — | — |
Jun 11, 2024 | Locked | — | — | — | — | — | — | — |
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May 12, 2024 | Locked | — | — | — | — | — | — | — |
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May 10, 2024 | Locked | — | — | — | — | — | — | — |
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Mar 7, 2024 | Locked | — | — | — | — | — | — | — |
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Mar 7, 2024 | Locked | — | — | — | — | — | — | — |
Dec 5, 2023 | Locked | — | — | — | — | — | — | — |
Dec 5, 2023 | Locked | — | — | — | — | — | — | — |
Dec 5, 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 ITOS stock, which is typically a strong positive signal.