Insider Transactions
Showing insider trading activity for Huang Chiao Chieh.
Insider Trading Activity Chart
Visualizing insider transactions on stock price candles
Transaction Type
Insider Role
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Recent Filings
| Symbol | Name | Filed | Transaction | Type | Role | Shares |
|---|---|---|---|---|---|---|
| EFOI | Huang Chiao Chieh | 31 Dec 2025 | 26 Nov 2025 | P-Purchase | director, 10 percent owner, officer: Chief Executive Officer | 262,009 |
| EFOI | Huang Chiao Chieh | 19 Aug 2025 | 15 Aug 2025 | P-Purchase | director, 10 percent owner, officer: Chief Executive Officer | 264,550 |
| EFOI | Huang Chiao Chieh | 23 Jun 2025 | 27 Mar 2025 | P-Purchase | director, 10 percent owner, officer: Chief Executive Officer | 103,627 |
| EFOI | Huang Chiao Chieh | 23 Jun 2025 | 23 Jun 2025 | P-Purchase | director, 10 percent owner, officer: Chief Executive Officer | 110,497 |