SOUTH KOREA · OPENDART
SIMMTECH Co., Ltd.
심텍 · 222800 · KOSDAQ · Technology · Semiconductor Equipment & Materials
Score
Not ranked: no net buying on the exchange by an individual insider in the last 180 days.
Insider trades on the exchange
Purchases and sales on the exchange in the last 12 months. The filing gives the settlement date; the trade date is two trading days earlier.
| Trade date | Insider | Role | Trade | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-02-26 | KIM JOONG HOI | Managing director | Sold on the exchange | 1,100 | ₩54,700 | ₩60.2M | DART ↗ |
Other changes in holdings · 21
Option exercises, grants, new shares, inheritance, gifts, off-exchange trades and trades by companies and funds. Not counted in the score.
| Date | Insider | Role | Reason | Shares | Filing |
|---|---|---|---|---|---|
| 2026-10-06 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Others(-) | 27,190 | DART ↗ |
| 2026-10-02 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Others(-) | 27,190 | DART ↗ |
| 2026-09-22 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Others(-) | 81,571 | DART ↗ |
| 2026-07-01 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Others(-) | 135,952 | DART ↗ |
| 2026-06-23 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Acquisition of shares upon exercise of call option(+) | 765,448 | DART ↗ |
| 2026-06-11 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Others(-) | 84,290 | DART ↗ |
| 2026-05-22 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Others(-) | 163,143 | DART ↗ |
| 2026-04-20 | Jung Chang Bo | Vice president | Disposal in exchange(-) | 5,000 | DART ↗ |
| 2026-03-03 | SONG HO GEON | President | New appointment(+) | 134 | DART ↗ |
| 2026-01-01 | KIM BEOM | Managing director | New appointment(+) | 2,666 | DART ↗ |
| 2025-11-07 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Conversion, etc.(-) | 1,557,044 | DART ↗ |
| 2025-11-07 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Conversion, etc.(-) | 311,408 | DART ↗ |
| 2025-11-07 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Exercise of convertible bond rights(+) | 1,557,044 | DART ↗ |
| 2025-11-07 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Exercise of rights of bonds with warrants(+) | 311,408 | DART ↗ |
| 2025-10-31 | Jung Chang Bo | Vice president | Disposal in exchange(-) | 5,000 | DART ↗ |
| 2025-09-12 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Exercise of convertible bond rights(+) | 1,557,044 | DART ↗ |
| 2025-09-12 | SIMMTECH HOLDINGS Co., Ltd. | 10% shareholder | Exercise of rights of bonds with warrants(+) | 311,408 | DART ↗ |
| 2025-01-23 | Lee Kang Hyoug | Managing director | 기타(+) | 1,000 | DART ↗ |
| 2025-01-02 | SHIN HYEON DEUK | Managing director | 신규보고(+) | 1,500 | DART ↗ |
| 2025-01-02 | KIM JOONG HOI | Managing director | 신규보고(+) | 1,100 | DART ↗ |
| 2025-01-02 | PARK BYUNG HEE | Managing director | 신규보고(+) | 921 | DART ↗ |