Lee Seunghoon (CIK 2023210) reported 9 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-03). Recent activity: Buy MX (30,000 shares), Buy MX (30,750 shares), Buy MX (7,000 shares), Sell MX (3,333 shares), Sell MX (2,778 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-03 | MAGNACHIP SEMICONDUCTOR Corp (MX) | Chief of Manufacturing | Buy | 30,000 | $0 |
| 2026-01-02 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Buy | 30,750 | $0 |
| 2026-01-02 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Buy | 7,000 | $17,850 |
| 2026-01-02 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Sell | 3,333 | $8,499 |
| 2026-01-02 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Sell | 2,778 | $7,084 |
| 2026-01-02 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Sell | 4,761 | $12,141 |
| 2026-01-02 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Sell | 4,880 | $12,444 |
| 2025-03-04 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Buy | 7,000 | $31,780 |
| 2025-03-04 | MAGNACHIP SEMICONDUCTOR Corp (MX) | See Remarks | Sell | 3,176 | $14,419 |
Source: SEC Form 4 filings · as of 2026-06-03