Insider Trading for STRO
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: 82.5K shares
Dispositions: 2.5K shares
Net: 80.0K shares
Insiders have been net buyers over the quarter, suggesting potential confidence in medium-term business fundamentals.
Key Insider Activity: Apr 4, 2025 to Jun 5, 2026
Chung Jane
ExecutiveCorporate Officer
+215.6K shares
20 transactions
Chow Gregory K.
ExecutiveChief Financial Officer
+447.9K shares
9 transactions
Gerber Hans-Peter
ExecutiveOfficer: Chief Scientific Officer
+54.9K shares
13 transactions
Pauling David
ExecutiveOfficer: Chief Admin. Ofcr. & Gc
+55.7K shares
16 transactions
MATSUI CONNIE
DirectorDirector
+111.5K shares
4 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 5, 2026 | Wigginton Jon Marc | DDirector | Award/Grant | 10.0K | $26.09 | $260,900.00 | 10.0K | View |
| Jun 5, 2026 | Petree Daniel H | DDirector | Award/Grant | 10.0K | $26.09 | $260,900.00 | 10.0K | View |
| Jun 5, 2026 | PANEK JAMES P | DDirector | Award/Grant | 10.0K | $26.09 | $260,900.00 | 10.0K | View |
Jun 5, 2026 | Locked | — | — | — | — | — | — | — |
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Jun 5, 2026 | Locked | — | — | — | — | — | — | — |
Jun 5, 2026 | Locked | — | — | — | — | — | — | — |
Jun 5, 2026 | Locked | — | — | — | — | — | — | — |
Jun 2, 2026 | Locked | — | — | — | — | — | — | — |
Jun 2, 2026 | Locked | — | — | — | — | — | — | — |
Mar 4, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 2, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 1, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 1, 2026 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
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Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 23, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Oct 15, 2025 | Locked | — | — | — | — | — | — | — |
Sep 18, 2025 | Locked | — | — | — | — | — | — | — |
Sep 18, 2025 | Locked | — | — | — | — | — | — | — |
Sep 18, 2025 | Locked | — | — | — | — | — | — | — |
Aug 9, 2025 | Locked | — | — | — | — | — | — | — |
Aug 9, 2025 | Locked | — | — | — | — | — | — | — |
Aug 9, 2025 | Locked | — | — | — | — | — | — | — |
Jul 8, 2025 | Locked | — | — | — | — | — | — | — |
Jul 8, 2025 | Locked | — | — | — | — | — | — | — |
Jul 8, 2025 | Locked | — | — | — | — | — | — | — |
Jun 6, 2025 | Locked | — | — | — | — | — | — | — |
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Jun 6, 2025 | Locked | — | — | — | — | — | — | — |
Jun 2, 2025 | Locked | — | — | — | — | — | — | — |
Jun 2, 2025 | Locked | — | — | — | — | — | — | — |
Jun 2, 2025 | Locked | — | — | — | — | — | — | — |
May 15, 2025 | Locked | — | — | — | — | — | — | — |
May 15, 2025 | Locked | — | — | — | — | — | — | — |
May 15, 2025 | Locked | — | — | — | — | — | — | — |
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May 15, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
May 1, 2025 | Locked | — | — | — | — | — | — | — |
Apr 4, 2025 | 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 STRO stock, which is typically a strong positive signal.