StockDriftsStockDriftsSegyeong Hi-Tech (148150) has 15 disclosed insider purchases and 6 disclosed disposals on record, filed by 6 distinct insiders. Together those filings cover ₩1.2B ($839K) in reported transaction value. The earliest filing StockDrifts holds for Segyeong Hi-Tech is dated 2024-02-16; the most recent is 2026-06-30. Across these filings the average return since disclosure is +12.13%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-08-26 | BUY | Market Buy | 이은영 Eunyoung Lee | Managing Director | 1.0K | ₩3,840 | +3.1% | ₩3M ($2K) |
| 2026-08-24 | BUY | Market Buy | 이은영 Eunyoung Lee | Managing Director | 2.5K | ₩3,395 | +16.6% | ₩8M ($6K) |
| 2026-08-21 | BUY | Market Buy | 이은영 Eunyoung Lee | Managing Director | 4.0K | ₩3,400 | +16.5% | ₩13M ($9K) |
| 2026-06-30 | BUY | 행사가액조정 | 에스지에이치홀딩스 SGH Holdings | - | 3.9M | ₩3,105 | +0.8% | ₩12.2B ($8.4M) |
| 2026-06-12 | BUY | Market Buy | 이은영 Eunyoung Lee | Managing Director | 500 | ₩3,595 | -0.6% | ₩2M ($1K) |
| 2026-06-11 | BUY | Market Buy | 이은영 Eunyoung Lee | Managing Director | 478 | ₩3,515 | +1.7% | ₩2M ($1K) |
| 2026-06-10 | BUY | Market Buy | 이은영 Eunyoung Lee | Managing Director | 10.9K | ₩3,460 | +3.3% | ₩38M ($26K) |
| 2026-06-09 | BUY | Market Buy | 이은영 Eunyoung Lee | Managing Director | 4.1K | ₩3,490 | +2.4% | ₩14M ($10K) |
| 2026-02-10 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 3.2K | ₩5,140 | -2.1% | ₩16M ($11K) |
| 2026-02-09 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 5.7K | ₩5,130 | -1.9% | ₩29M ($20K) |
| 2026-01-26 | BUY | 수증 | 곽민우 Minwoo Kwak | Managing Director | 3.2K | ₩4,925 | -1.8% | ₩16M ($11K) |
| 2026-01-23 | BUY | Market Buy | 박지훈 Jihoon Park | Managing Director | 20 | ₩4,765 | +5.6% | ₩95K ($66) |
| 2026-01-19 | BUY | Market Buy | 박지훈 Jihoon Park | Managing Director | 20 | ₩4,540 | +10.8% | ₩91K ($63) |
| 2026-01-15 | BUY | Market Buy | 박지훈 Jihoon Park | Managing Director | 10 | ₩4,745 | +6.0% | ₩47K ($33) |
| 2026-01-01 | BUY | 신규선임 | 박지훈 Jihoon Park | Managing Director | 200 | ₩5,230 | -3.8% | ₩1M ($726) |
| 2025-12-18 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 4.2K | ₩5,110 | -1.6% | ₩21M ($15K) |
| 2025-12-15 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 5.0K | ₩5,250 | -4.2% | ₩26M ($18K) |
| 2025-12-04 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 1.3K | ₩5,080 | -1.0% | ₩7M ($5K) |
| 2025-12-03 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 4.2K | ₩5,180 | -2.9% | ₩22M ($15K) |
| 2025-12-02 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 2.2K | ₩5,130 | -1.9% | ₩11M ($8K) |
| 2025-12-01 | BUY | Market Buy | 이기승 Lee Ki-seung | CEO | 2.1K | ₩5,040 | -0.2% | ₩11M ($7K) |
| 2025-09-15 | SELL | Market Sell | 정인수 Insu Jeong | Managing Director | -10.0K | ₩6,190 | +18.7% | ₩62M ($43K) |
| 2024-07-11 | SELL | Market Sell | 정인수 Insu Jeong | Managing Director | -5.0K | ₩10,740 | +53.2% | ₩54M ($37K) |
| 2024-07-08 | SELL | Market Sell | 정인수 Insu Jeong | Managing Director | -5.0K | ₩10,030 | +49.9% | ₩50M ($35K) |
| 2024-04-24 | BUY | 주식매수선택권 | 이동호 Lee Dong-ho | Managing Director | 50.0K | ₩9,760 | -48.5% | ₩488M ($339K) |
| 2024-04-22 | SELL | Market Sell | ISHIKO TAKARA | Managing Director | -26.0K | ₩9,500 | +47.0% | ₩247M ($172K) |
| 2024-02-19 | SELL | Market Sell | 전성욱 Seongwook Jeon | president | -36.4K | ₩7,730 | +34.9% | ₩281M ($195K) |
| 2024-02-16 | SELL | Market Sell | 전성욱 Seongwook Jeon | president | -39.2K | ₩8,050 | +37.5% | ₩315M ($219K) |
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.