SOUTH KOREA · OPENDART
NanoSilikhan Advanced Materials Co., Ltd.
나노실리칸첨단소재 · 286750 · KOSDAQ · Technology · Electronic Components
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
No purchase price could be compared with the share price (price or share count missing, another currency, or far from that day's close).
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 |
|---|---|---|---|---|---|---|---|
| 2026-03-04 | Lee Chang-seop | Inside director | Bought on the exchange | 1,100 | ₩1,393 | ₩1.5M | DART ↗ |
| 2025-11-13 | Lee Chang-seop | Inside director | Bought on the exchange | 300 | ₩1,883 | ₩564,900 | DART ↗ |
| 2025-11-12 | Lee Chang-seop | Inside director | Bought on the exchange | 3,000 | ₩1,759 | ₩5.3M | DART ↗ |
| 2025-11-03 | Kim hakbaek | Office head | Bought on the exchange | 8,300 | ₩147,247,701,774 | ₩1,222.2T | DART ↗ |
| 2025-11-03 | Cha baldong | Inside director | Bought on the exchange | 4,700 | ₩83,184,001,770 | ₩391.0T | DART ↗ |
| 2025-10-31 | Kim hakbaek | Office head | Bought on the exchange | 2,000 | ₩35,852,011,793 | ₩71.7T | DART ↗ |
| 2025-10-31 | Cha baldong | Inside director | Bought on the exchange | 1,000 | ₩17,710,001,771 | ₩17.7T | DART ↗ |
| 2025-10-31 | Hong dongki | Auditor | Bought on the exchange | 5,600 | ₩100,040,001,786 | ₩560.2T | DART ↗ |
| 2025-10-30 | Hong dongki | Auditor | Bought on the exchange | 3,000 | ₩53,730,001,791 | ₩161.2T | DART ↗ |
| 2025-10-29 | Cha baldong | Inside director | Bought on the exchange | 11,000 | ₩198,140,001,801 | ₩2,179.5T | DART ↗ |
| 2025-10-29 | Hong dongki | Auditor | Bought on the exchange | 8,000 | ₩143,400,001,793 | ₩1,147.2T | DART ↗ |
| 2025-10-27 | Kim hakbaek | Office head | Bought on the exchange | 5,700 | ₩103,114,641,809 | ₩587.8T | DART ↗ |
Other changes in holdings · 13
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 |
|---|---|---|---|---|---|
| 2026-08-07 | Lee Chang-seop | Inside director | Stock consolidation | 4,197 | DART ↗ |
| 2026-08-07 | Park, sungku | Director | Stock consolidation | 3,474 | DART ↗ |
| 2026-08-07 | Cho Sung-Yoon | Director | Stock consolidation | 18,502 | DART ↗ |
| 2026-08-07 | Kim Hee-Yeon | Director | Stock consolidation | 24,550 | DART ↗ |
| 2026-08-07 | Cha baldong | Inside director | Stock consolidation | 8,350 | DART ↗ |
| 2026-08-07 | Hong dongki | Auditor | Stock consolidation | 8,300 | DART ↗ |
| 2026-08-07 | Cho Sang-rae | Inside director | Stock consolidation | 20,000 | DART ↗ |
| 2026-08-07 | (주)드림캐슬종합건설 | 10% shareholder | Stock consolidation | 1,859,364 | DART ↗ |
| 2025-09-22 | (주)드림캐슬종합건설 | 10% shareholder | Disposal in OTC(-) | 1,037,429 | DART ↗ |
| 2025-08-01 | (주)드림캐슬종합건설 | 10% shareholder | Others(+) | 4,756,157 | DART ↗ |
| 2025-01-22 | Park, sungku | Director | New appointment(+) | 7,700 | DART ↗ |
| 2025-01-07 | Joo Jae-Hyun | CEO | 장외매도(-) | 2,034,175 | DART ↗ |
| 2024-12-02 | Joo Jae-Hyun | CEO | 행사가액조정 | 1,294 | DART ↗ |