Insider Trading for PLAB
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: Sep 2, 2025 to Apr 17, 2026
Lee Kang Jyh
DirectorDirector
-182.5K shares
36 transactions
MACRICOSTAS GEORGE
ExecutiveChief Executive Officer
+56.2K shares
4 transactions
Paladino Mary
DirectorDirector
-75.3K shares
4 transactions
MACRICOSTAS CONSTANTINE S
DirectorDirector
-95.0K shares
5 transactions
Wang Hsueh-Chun
ExecutiveChief Operating Officer
-22.7K shares
7 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Apr 17, 2026 | ZHANG RUI | EVice President | Sale | 4.6K | $46.70 | $212,765.20 | 27.1K | View |
| Apr 17, 2026 | Paladino Mary | DDirector | D-Return | 22.5K | $47.77 | $1,077,117.96 | 1.3K | View |
| Apr 16, 2026 | Lee Kang Jyh | DDirector | Sale | 10.0K | $46.05 | $460,500.00 | 365.9K | View |
Apr 16, 2026 | Locked | — | — | — | — | — | — | — |
Apr 15, 2026 | Locked | — | — | — | — | — | — | — |
Apr 14, 2026 | Locked | — | — | — | — | — | — | — |
Apr 14, 2026 | Locked | — | — | — | — | — | — | — |
Apr 13, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 13, 2026 | Locked | — | — | — | — | — | — | — |
Apr 9, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 8, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 8, 2026 | Locked | — | — | — | — | — | — | — |
Apr 6, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 6, 2026 | Locked | — | — | — | — | — | — | — |
Apr 2, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 26, 2026 | Locked | — | — | — | — | — | — | — |
Mar 26, 2026 | Locked | — | — | — | — | — | — | — |
Mar 26, 2026 | Locked | — | — | — | — | — | — | — |
Mar 23, 2026 | Locked | — | — | — | — | — | — | — |
Mar 19, 2026 | Locked | — | — | — | — | — | — | — |
Feb 9, 2026 | Locked | — | — | — | — | — | — | — |
Feb 9, 2026 | Locked | — | — | — | — | — | — | — |
Feb 9, 2026 | Locked | — | — | — | — | — | — | — |
Jan 20, 2026 | Locked | — | — | — | — | — | — | — |
Jan 20, 2026 | Locked | — | — | — | — | — | — | — |
Jan 16, 2026 | Locked | — | — | — | — | — | — | — |
Jan 16, 2026 | Locked | — | — | — | — | — | — | — |
Jan 15, 2026 | Locked | — | — | — | — | — | — | — |
Jan 13, 2026 | Locked | — | — | — | — | — | — | — |
Jan 13, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 7, 2026 | Locked | — | — | — | — | — | — | — |
Jan 6, 2026 | Locked | — | — | — | — | — | — | — |
Jan 6, 2026 | Locked | — | — | — | — | — | — | — |
Jan 6, 2026 | Locked | — | — | — | — | — | — | — |
Jan 5, 2026 | Locked | — | — | — | — | — | — | — |
Jan 3, 2026 | Locked | — | — | — | — | — | — | — |
Jan 3, 2026 | Locked | — | — | — | — | — | — | — |
Jan 3, 2026 | Locked | — | — | — | — | — | — | — |
Jan 3, 2026 | Locked | — | — | — | — | — | — | — |
Jan 3, 2026 | Locked | — | — | — | — | — | — | — |
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Jan 3, 2026 | Locked | — | — | — | — | — | — | — |
Jan 2, 2026 | Locked | — | — | — | — | — | — | — |
Jan 2, 2026 | Locked | — | — | — | — | — | — | — |
Jan 2, 2026 | Locked | — | — | — | — | — | — | — |
Jan 2, 2026 | Locked | — | — | — | — | — | — | — |
Jan 2, 2026 | Locked | — | — | — | — | — | — | — |
Jan 1, 2026 | Locked | — | — | — | — | — | — | — |
Dec 22, 2025 | Locked | — | — | — | — | — | — | — |
Dec 15, 2025 | Locked | — | — | — | — | — | — | — |
Dec 15, 2025 | Locked | — | — | — | — | — | — | — |
Dec 15, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 12, 2025 | Locked | — | — | — | — | — | — | — |
Dec 1, 2025 | Locked | — | — | — | — | — | — | — |
Oct 14, 2025 | Locked | — | — | — | — | — | — | — |
Oct 7, 2025 | Locked | — | — | — | — | — | — | — |
Oct 6, 2025 | Locked | — | — | — | — | — | — | — |
Oct 2, 2025 | Locked | — | — | — | — | — | — | — |
Oct 1, 2025 | Locked | — | — | — | — | — | — | — |
Sep 3, 2025 | Locked | — | — | — | — | — | — | — |
Sep 2, 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 sellers of PLAB stock, though this may be part of planned diversification.