StockDriftsStockDriftsroot lock (253610) has 5 disclosed insider purchases and 1 disclosed disposals on record, filed by 2 distinct insiders. Together those filings cover ₩53M ($37K) in reported transaction value. The earliest filing StockDrifts holds for root lock is dated 2023-09-12; the most recent is 2025-03-20. 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 -15.77%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2025-03-20 | SELL | 행사가액조정 | 엘앤케이바이오 L&K Bio | largest shareholder | -88.1K | ₩1,400 | +22.3% | ₩123M ($86K) |
| 2024-12-20 | BUY | 행사가액조정 | 엘앤케이바이오 L&K Bio | largest shareholder | 88.1K | ₩1,099 | -1.0% | ₩97M ($67K) |
| 2024-12-05 | BUY | 주식매수선택권 | 최재훈 Jaehoon Choi | Managing Director | 53.0K | ₩1,199 | -9.3% | ₩64M ($44K) |
| 2024-07-11 | BUY | Market Buy | 이상석 Lee Sang-seok | Managing Director | 1.9K | ₩1,329 | -18.1% | ₩3M ($2K) |
| 2024-07-10 | BUY | Market Buy | 이상석 Lee Sang-seok | Managing Director | 5.1K | ₩1,504 | -27.7% | ₩8M ($5K) |
| 2024-07-09 | BUY | Market Buy | 이상석 Lee Sang-seok | Managing Director | 1.0K | ₩1,428 | -23.8% | ₩1M ($992) |
| 2024-07-04 | BUY | Market Buy | 이상석 Lee Sang-seok | Managing Director | 9.0K | ₩1,594 | -31.7% | ₩14M ($10K) |
| 2024-06-20 | BUY | CB인수 | 엘앤케이바이오 L&K Bio | largest shareholder | 399.7K | ₩1,544 | -29.5% | ₩617M ($429K) |
| 2024-05-10 | BUY | Market Buy | 이상석 Lee Sang-seok | Managing Director | 200 | ₩1,497 | -27.3% | ₩299K ($208) |
| 2024-02-16 | SELL | Market Sell | 김윤수 Yunsoo Kim | Managing Director | -16.3K | ₩1,649 | +34.0% | ₩27M ($19K) |
| 2023-09-12 | BUY | 유상신주취득 | 엘앤케이바이오 L&K Bio | largest shareholder | 741.0K | ₩1,384 | -21.4% | ₩1.0B ($712K) |
| 2023-09-12 | BUY | 제3자배정유상증자 | 김명종 Kim Myeong-jong | thanks | 19.0K | ₩1,384 | -21.4% | ₩26M ($18K) |
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 root lock. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.