StockDriftsStockDriftsHLB Biostep (278650) has 25 disclosed insider purchases and 16 disclosed disposals on record, filed by 8 distinct insiders. Together those filings cover ₩6.4B ($4.4M) in reported transaction value. The earliest filing StockDrifts holds for HLB Biostep is dated 2024-02-07; the most recent is 2026-06-30. Across these filings the average return since disclosure is +1.41%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-08-25 | BUY | Market Buy | 문정환 Jeonghwan Moon | vice president | 4.5K | ₩2,355 | -1.7% | ₩11M ($7K) |
| 2026-08-24 | BUY | Market Buy | 문정환 Jeonghwan Moon | vice president | 1.7K | ₩2,320 | -0.2% | ₩4M ($3K) |
| 2026-08-21 | BUY | Market Buy | 문정환 Jeonghwan Moon | vice president | 3.0K | ₩2,350 | -1.5% | ₩7M ($5K) |
| 2026-08-20 | BUY | Market Buy | 문정환 Jeonghwan Moon | vice president | 6.0K | ₩2,395 | -3.3% | ₩15M ($11K) |
| 2026-07-14 | BUY | Market Buy | 이형석 Hyungseok Lee | Managing Director | 5.0K | ₩1,852 | +2.0% | ₩10M ($7K) |
| 2026-06-30 | BUY | Market Buy | 백성진 Baek Seong-jin | CEO | 4.0K | ₩2,860 | +1.2% | ₩11M ($8K) |
| 2026-06-10 | BUY | Market Buy | 한상옥 Han Sang-ok | moving | 100 | ₩2,985 | +3.5% | ₩299K ($207) |
| 2026-06-10 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 25.0K | ₩2,985 | +3.5% | ₩75M ($52K) |
| 2026-06-08 | BUY | Market Buy | 한상옥 Han Sang-ok | moving | 72 | ₩2,920 | +5.8% | ₩210K ($146) |
| 2026-06-05 | BUY | Market Buy | 한상옥 Han Sang-ok | moving | 2.0K | ₩3,150 | -1.9% | ₩6M ($4K) |
| 2026-06-04 | BUY | Market Buy | 이형석 Hyungseok Lee | Managing Director | 3.0K | ₩3,115 | -0.8% | ₩9M ($6K) |
| 2026-05-29 | BUY | Market Buy | 백성진 Baek Seong-jin | CEO | 5.0K | ₩3,355 | -3.6% | ₩17M ($12K) |
| 2026-05-27 | SELL | Market Sell | 김명진 Myeongjin Kim | moving | -15.5K | ₩3,715 | +1.5% | ₩57M ($40K) |
| 2026-05-27 | BUY | Market Buy | 김명진 Myeongjin Kim | moving | 200 | ₩3,715 | -1.5% | ₩743K ($516) |
| 2026-05-26 | SELL | Market Sell | 김명진 Myeongjin Kim | moving | -3.5K | ₩4,000 | +8.5% | ₩14M ($10K) |
| 2026-05-21 | SELL | Market Sell | 김명진 Myeongjin Kim | moving | -22.0K | ₩3,780 | +3.2% | ₩83M ($58K) |
| 2026-04-28 | SELL | 주식병합 | HLB | - | -10.1M | ₩1,272 | +0.0% | ₩12.9B ($8.9M) |
| 2026-04-28 | SELL | 주식병합 | 진양곤 Jinyanggon | Internal director | -586.8K | ₩1,272 | -142.9% | ₩746M ($518K) |
| 2026-04-28 | SELL | 주식병합 | 황순석 Soonseok Hwang | Managing Director | -150.0K | ₩1,272 | +0.0% | ₩191M ($133K) |
| 2026-04-28 | SELL | 주식병합 | 성준석 Seong Jun-seok | moving | -52.0K | ₩1,272 | +0.0% | ₩66M ($46K) |
| 2026-04-28 | SELL | 주식병합 | 백성진 Baek Seong-jin | CEO | -20.0K | ₩1,272 | +0.0% | ₩25M ($18K) |
| 2026-04-28 | SELL | 주식병합 | 김명진 Myeongjin Kim | moving | -236.0K | ₩1,272 | +0.0% | ₩300M ($208K) |
| 2026-04-28 | SELL | 주식병합 | 전수환 Soohwan Jeon | moving | -67.8K | ₩1,272 | +0.0% | ₩86M ($60K) |
| 2026-04-28 | SELL | 주식병합 | 문정환 Jeonghwan Moon | vice president | -48.0K | ₩1,272 | +0.0% | ₩61M ($42K) |
| 2026-04-28 | SELL | 주식병합 | 한상옥 Han Sang-ok | moving | -19.9K | ₩1,272 | +0.0% | ₩25M ($18K) |
| 2026-04-28 | SELL | 주식병합 | 손도국 Son Do-guk | vice president | -24.0K | ₩1,272 | +0.0% | ₩31M ($21K) |
| 2026-02-27 | BUY | 자사주상여금 | 문정환 Jeonghwan Moon | vice president | 50.0K | - | - | - |
| 2026-02-27 | BUY | 자사주상여금 | 전수환 Soohwan Jeon | moving | 20.0K | - | - | - |
| 2026-02-27 | BUY | 자사주상여금 | 성준석 Seong Jun-seok | moving | 20.0K | - | - | - |
| 2026-02-27 | BUY | 자사주상여금 | 손도국 Son Do-guk | vice president | 30.0K | - | - | - |
| 2026-02-27 | BUY | 자사주상여금 | 황순석 Soonseok Hwang | Managing Director | 30.0K | - | - | - |
| 2026-02-27 | BUY | 자사주상여금 | 김명진 Myeongjin Kim | moving | 20.0K | - | - | - |
| 2026-02-27 | BUY | 자사주상여금 | 한상옥 Han Sang-ok | moving | 20.0K | - | - | - |
| 2026-02-27 | BUY | 자사주상여금 | 진양곤 Jinyanggon | Internal director | 300.0K | - | - | - |
| 2026-01-05 | SELL | Market Sell | 한상옥 Han Sang-ok | moving | -16.5K | ₩1,522 | +19.0% | ₩25M ($17K) |
| 2026-01-02 | SELL | Market Sell | 한상옥 Han Sang-ok | moving | -3.4K | ₩1,499 | +17.8% | ₩5M ($3K) |
| 2026-01-01 | BUY | 신규선임 | 한상옥 Han Sang-ok | moving | 24.8K | ₩1,499 | -17.8% | ₩37M ($26K) |
| 2026-01-01 | BUY | 신규선임 | 전수환 Soohwan Jeon | moving | 64.8K | ₩1,499 | -17.8% | ₩97M ($67K) |
| 2025-11-24 | BUY | Market Buy | 백성진 Baek Seong-jin | CEO | 25.0K | ₩1,385 | -11.0% | ₩35M ($24K) |
| 2025-06-30 | SELL | 임원퇴임 | 김종호 Kim Jong-ho | president | -6.0K | ₩1,475 | +16.4% | ₩9M ($6K) |
| 2025-03-13 | BUY | Market Buy | 문정환 Jeonghwan Moon | CEO | 10.0K | ₩2,190 | -43.7% | ₩22M ($15K) |
| 2025-03-13 | BUY | Market Buy | 김종호 Kim Jong-ho | president | 3.0K | ₩2,190 | -43.7% | ₩7M ($5K) |
| 2025-03-11 | BUY | 주식매수선택권 | 김명진 Myeongjin Kim | moving | 274.9K | ₩2,210 | -44.2% | ₩608M ($422K) |
| 2025-03-11 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 38.0K | ₩2,210 | -44.2% | ₩84M ($58K) |
| 2025-03-07 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 34.0K | ₩2,320 | -46.9% | ₩79M ($55K) |
| 2025-03-06 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 20.5K | ₩2,275 | -45.8% | ₩47M ($32K) |
| 2025-03-06 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 23.8K | ₩2,275 | -45.8% | ₩54M ($38K) |
| 2025-03-05 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 30.2K | ₩2,320 | -46.9% | ₩70M ($49K) |
| 2025-02-18 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 30.0K | ₩2,440 | -49.5% | ₩73M ($51K) |
| 2025-02-17 | BUY | Market Buy | 진양곤 Jinyanggon | Internal director | 45.2K | ₩2,365 | -47.9% | ₩107M ($74K) |
Showing the 50 most recent of 70 filings.
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.