SOUTH KOREA · OPENDART
SUNGWOOELECTRONICSCO.,LTD.
성우전자 · 081580 · KOSDAQ · Technology · Communication Equipment
Score
Not ranked: no net buying on the exchange by an individual insider in the last 180 days.
Insiders' buying price vs the latest close
Insiders paid 2,370.62 KRW a share on average (5 purchase lines, 1 buyer, 2025-11-10 – 2025-11-20). The close on 2026-10-16 was 1.5% below that price.
The latest purchase (2025-11-20) was at 2,330.00 KRW; the close was 0.2% above that price.
Prices paid are weighted by shares and taken from the filings; dividends are not counted. Not scored.
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 |
|---|---|---|---|---|---|---|---|
| 2025-11-20 | Jang Chang-won | Vice president | Bought on the exchange | 1,000 | ₩2,330 | ₩2.3M | DART ↗ |
| 2025-11-19 | Jang Chang-won | Vice president | Bought on the exchange | 100 | ₩2,300 | ₩230,000 | DART ↗ |
| 2025-11-18 | Jang Chang-won | Vice president | Bought on the exchange | 676 | ₩2,354 | ₩1.6M | DART ↗ |
| 2025-11-17 | Jang Chang-won | Vice president | Bought on the exchange | 84 | ₩2,365 | ₩198,660 | DART ↗ |
| 2025-11-10 | Jang Chang-won | Vice president | Bought on the exchange | 1,000 | ₩2,430 | ₩2.4M | DART ↗ |
Other changes in holdings · 2
Option exercises, grants, new shares, inheritance, gifts, off-exchange trades and trades by companies and funds. Not counted in the score.