Huang Chiao Chieh
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Huang Chiao Chieh. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| EFOI | Chief Executive Officer | Purchase | 262,009 | $2.29 | $600,001 | Nov 26, 2025 |
| EFOI | Chief Executive Officer | Purchase | 264,550 | $1.89 | $500,000 | Aug 15, 2025 |
| EFOI | Chief Executive Officer | Purchase | 103,627 | $1.93 | $200,000 | Jun 23, 2025 |
| EFOI | Award / Grant | 343,465 | $1.76 | $604,498 | Jun 29, 2023 | |
| EFOI | Award / Grant | 108,502 | $0.56 | $60,761 | Mar 28, 2023 |