Insider Trading for AMPX
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: 84.9K shares
Dispositions: 377.4K shares
Net: -292.6K shares
Insiders have been net sellers over the quarter, which institutional investors may view as a cautionary signal.
Key Insider Activity: Oct 6, 2025 to Jun 15, 2026
Sun Kang
DirectorDirector
-4.4M shares
37 transactions
Stefan Constantin Ionel
ExecutiveCorporate Officer
-778.1K shares
30 transactions
HSIEH Wen Hsuan
DirectorDirector
-413.1K shares
4 transactions
Chu Steven
DirectorDirector
-311.8K shares
11 transactions
DIXON DONALD R
DirectorDirector
-132.5K shares
4 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 15, 2026 | DIXON DONALD R | DDirector | Sale | 85.0K | $17.17 | $1,459,212.00 | 359.4K | View |
| Jun 12, 2026 | BAYLESS KATHLEEN A | DDirector | Award/Grant | 10.4K | $0.00 | $0.00 | 216.1K | View |
| Jun 12, 2026 | SATTERTHWAITE LIVINGSTON | DDirector | Award/Grant | 10.4K | $0.00 | $0.00 | 346.5K | View |
Jun 12, 2026 | Locked | — | — | — | — | — | — | — |
Jun 12, 2026 | Locked | — | — | — | — | — | — | — |
Jun 9, 2026 | Locked | — | — | — | — | — | — | — |
Jun 4, 2026 | Locked | — | — | — | — | — | — | — |
Jun 4, 2026 | Locked | — | — | — | — | — | — | — |
Jun 4, 2026 | Locked | — | — | — | — | — | — | — |
Jun 4, 2026 | Locked | — | — | — | — | — | — | — |
May 27, 2026 | Locked | — | — | — | — | — | — | — |
May 27, 2026 | Locked | — | — | — | — | — | — | — |
May 27, 2026 | Locked | — | — | — | — | — | — | — |
May 26, 2026 | Locked | — | — | — | — | — | — | — |
May 21, 2026 | Locked | — | — | — | — | — | — | — |
May 21, 2026 | Locked | — | — | — | — | — | — | — |
May 21, 2026 | Locked | — | — | — | — | — | — | — |
May 5, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
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Apr 1, 2026 | Locked | — | — | — | — | — | — | — |
Mar 23, 2026 | Locked | — | — | — | — | — | — | — |
Mar 23, 2026 | Locked | — | — | — | — | — | — | — |
Mar 12, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 10, 2026 | Locked | — | — | — | — | — | — | — |
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Mar 10, 2026 | Locked | — | — | — | — | — | — | — |
Mar 4, 2026 | Locked | — | — | — | — | — | — | — |
Mar 4, 2026 | Locked | — | — | — | — | — | — | — |
Mar 4, 2026 | Locked | — | — | — | — | — | — | — |
Feb 23, 2026 | Locked | — | — | — | — | — | — | — |
Feb 23, 2026 | Locked | — | — | — | — | — | — | — |
Jan 28, 2026 | Locked | — | — | — | — | — | — | — |
Jan 28, 2026 | Locked | — | — | — | — | — | — | — |
Jan 28, 2026 | Locked | — | — | — | — | — | — | — |
Jan 28, 2026 | Locked | — | — | — | — | — | — | — |
Jan 28, 2026 | Locked | — | — | — | — | — | — | — |
Jan 23, 2026 | Locked | — | — | — | — | — | — | — |
Jan 23, 2026 | Locked | — | — | — | — | — | — | — |
Jan 23, 2026 | Locked | — | — | — | — | — | — | — |
Jan 22, 2026 | Locked | — | — | — | — | — | — | — |
Jan 22, 2026 | Locked | — | — | — | — | — | — | — |
Jan 22, 2026 | Locked | — | — | — | — | — | — | — |
Jan 22, 2026 | Locked | — | — | — | — | — | — | — |
Jan 22, 2026 | Locked | — | — | — | — | — | — | — |
Jan 22, 2026 | Locked | — | — | — | — | — | — | — |
Jan 22, 2026 | Locked | — | — | — | — | — | — | — |
Jan 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 21, 2026 | Locked | — | — | — | — | — | — | — |
Jan 20, 2026 | Locked | — | — | — | — | — | — | — |
Jan 20, 2026 | Locked | — | — | — | — | — | — | — |
Jan 20, 2026 | Locked | — | — | — | — | — | — | — |
Jan 16, 2026 | Locked | — | — | — | — | — | — | — |
Jan 16, 2026 | Locked | — | — | — | — | — | — | — |
Jan 16, 2026 | Locked | — | — | — | — | — | — | — |
Jan 16, 2026 | Locked | — | — | — | — | — | — | — |
Jan 16, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Jan 12, 2026 | Locked | — | — | — | — | — | — | — |
Dec 19, 2025 | Locked | — | — | — | — | — | — | — |
Dec 19, 2025 | Locked | — | — | — | — | — | — | — |
Dec 11, 2025 | Locked | — | — | — | — | — | — | — |
Dec 11, 2025 | Locked | — | — | — | — | — | — | — |
Dec 11, 2025 | Locked | — | — | — | — | — | — | — |
Nov 21, 2025 | Locked | — | — | — | — | — | — | — |
Nov 21, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Nov 17, 2025 | Locked | — | — | — | — | — | — | — |
Oct 6, 2025 | Locked | — | — | — | — | — | — | — |
Oct 6, 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 AMPX stock, which is typically a strong positive signal.