StockDriftsStockDriftsHyosung Chemical (298000) has 1 disclosed insider purchases and 0 disclosed disposals on record, filed by 1 distinct insiders. Together those filings cover ₩6M ($4K) in reported transaction value. The earliest filing StockDrifts holds for Hyosung Chemical is dated 2024-03-18; the most recent is 2025-12-03. Across these filings the average return since disclosure is -38.06%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-08-06 | BUY | 시간외매매 | 조현준 Hyunjun Cho | - | 23.4K | ₩67,400 | +5.5% | ₩1.5B ($1.0M) |
| 2025-12-03 | BUY | CB인수 | 효성 Hyosung | - | 2.6M | - | - | - |
| 2024-08-23 | SELL | 피상속 | 조석래 Seok-rae Jo | - | -47.9K | ₩47,650 | +18.4% | ₩2.3B ($1.6M) |
| 2024-05-27 | SELL | 증여 | 조석래 Seok-rae Jo | - | -58.0K | ₩63,300 | +38.5% | ₩3.7B ($2.6M) |
| 2024-05-27 | BUY | 상속 | 조현준 Hyunjun Cho | - | 58.0K | ₩63,300 | -38.5% | ₩3.7B ($2.6M) |
| 2024-05-24 | BUY | 상속 | 조현준 Hyunjun Cho | - | 132.8K | ₩63,500 | -38.7% | ₩8.4B ($5.9M) |
| 2024-05-24 | SELL | 증여 | 조석래 Seok-rae Jo | - | -132.8K | ₩63,500 | +38.7% | ₩8.4B ($5.9M) |
| 2024-03-18 | BUY | Market Buy | 조성민 Jo Seong-min | Managing Director | 100 | ₩62,800 | -38.1% | ₩6M ($4K) |
Every trade listed above comes from an official regulatory disclosure. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.