StockDriftsStockDriftsSonics (088280) has 9 disclosed insider purchases and 0 disclosed disposals on record, filed by 6 distinct insiders. Together those filings cover ₩70M ($49K) in reported transaction value. The earliest filing StockDrifts holds for Sonics is dated 2024-04-24; the most recent is 2025-12-22. All of it is parsed from DART D001/D002 insider disclosures, the official disclosure system operated by the Financial Supervisory Service (Korea). Across these filings the average return since disclosure is -24.66%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2025-12-22 | BUY | Market Buy | 양형국 Yang Hyeong-guk | CEO | 5.0K | ₩1,740 | +13.7% | ₩9M ($6K) |
| 2025-12-19 | BUY | Market Buy | 양형국 Yang Hyeong-guk | CEO | 5.0K | ₩1,742 | +13.6% | ₩9M ($6K) |
| 2025-11-05 | BUY | Market Buy | 박용우 Yongwoo Park | vice president | 1.0K | ₩2,015 | -1.8% | ₩2M ($1K) |
| 2024-04-24 | BUY | PROGRAM | 박병훈 Park Byeong-hoon | moving | 1.0K | ₩3,365 | -41.2% | ₩3M ($2K) |
| 2024-04-24 | BUY | PROGRAM | 고종만 Gojongman | Managing Director | 1.0K | ₩3,365 | -41.2% | ₩3M ($2K) |
| 2024-04-24 | BUY | PROGRAM | 양형국 Yang Hyeong-guk | CEO | 10.0K | ₩3,365 | -41.2% | ₩34M ($23K) |
| 2024-04-24 | BUY | PROGRAM | 박용우 Yongwoo Park | Managing Director | 1.0K | ₩3,365 | -41.2% | ₩3M ($2K) |
| 2024-04-24 | BUY | PROGRAM | 김성욱 Seongwook Kim | Managing Director | 1.0K | ₩3,365 | -41.2% | ₩3M ($2K) |
| 2024-04-24 | BUY | PROGRAM | 정성욱 Seongwook Jeong | Managing Director | 1.0K | ₩3,365 | -41.2% | ₩3M ($2K) |
Every trade listed above is disclosed in DART D001/D002 insider disclosures, filed with the Financial Supervisory Service (Korea). View the original DART filings for Sonics. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.