Huang Cheng-Ming
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Huang Cheng-Ming. 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 |
|---|---|---|---|---|---|---|
| GIGM | CEO | Purchase | 5,783 | $2.91 | $16,829 | Sep 22, 2020 |
| GIGM | CEO | Purchase | 50,000 | $2.90 | $145,000 | Sep 9, 2020 |
| GIGM | CEO | Purchase | 60,000 | $2.45 | $147,000 | May 15, 2020 |
| GIGM | CEO | Purchase | 9,742 | $2.40 | $23,381 | Aug 15, 2019 |
| GIGM | CEO | Purchase | 9,944 | $2.52 | $25,059 | Jun 19, 2019 |
| GIGM | CEO | Purchase | 25,484 | $2.39 | $60,907 | Jun 14, 2019 |
| GIGM | CEO | Purchase | 80,000 | $2.69 | $215,200 | Dec 21, 2018 |
| GIGM | CEO | Purchase | 6,084 | $2.93 | $17,826 | Sep 14, 2018 |
| GIGM | CEO | Purchase | 50,000 | $3.04 | $152,000 | Aug 15, 2018 |
| GIGM | CEO | Purchase | 18,937 | $3.18 | $60,220 | Jun 4, 2018 |
| GIGM | CEO | Purchase | 9,091 | $3.03 | $27,546 | Dec 19, 2017 |
| GIGM | CEO | Purchase | 55,070 | $2.94 | $161,906 | Dec 6, 2017 |
| GIGM | CEO | Purchase | 50,000 | $2.98 | $149,000 | Sep 19, 2017 |
| GIGM | CEO | Purchase | 100,000 | $2.94 | $294,000 | Aug 21, 2017 |
| GIGM | CEO | Purchase | 37,608 | $2.99 | $112,448 | Aug 4, 2017 |