StockDriftsStockDriftsSmart radar system (424960) has 15 disclosed insider purchases and 11 disclosed disposals on record, filed by 8 distinct insiders. Together those filings cover ₩2.7B ($1.9M) in reported transaction value. The earliest filing StockDrifts holds for Smart radar system is dated 2024-02-23; the most recent is 2026-06-22. 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 +8.82%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-07-23 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 12.0K | ₩3,655 | -6.7% | ₩43M ($30K) |
| 2026-07-20 | SELL | Market Sell | 이정우 Jeongwoo Lee | moving | -936 | ₩3,420 | +0.3% | ₩3M ($2K) |
| 2026-07-15 | SELL | Market Sell | 이정우 Jeongwoo Lee | moving | -1.6K | ₩3,660 | +6.8% | ₩6M ($4K) |
| 2026-07-09 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 5.0K | ₩3,630 | -6.1% | ₩18M ($13K) |
| 2026-06-22 | BUY | 신규선임 | 채대곤 Chae Dae-gon | moving | 1.1K | ₩4,490 | -15.1% | ₩5M ($3K) |
| 2026-05-07 | BUY | Market Buy | 이정우 Jeongwoo Lee | moving | 2.6K | ₩6,830 | -0.7% | ₩17M ($12K) |
| 2026-05-07 | SELL | Market Sell | 이정우 Jeongwoo Lee | moving | -2.6K | ₩6,830 | +0.7% | ₩17M ($12K) |
| 2026-05-06 | SELL | Market Sell | 박종준 Jongjun Park | moving | -15.0K | ₩7,130 | +4.9% | ₩107M ($74K) |
| 2026-04-30 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 5.0K | ₩6,810 | +3.5% | ₩34M ($24K) |
| 2026-03-06 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 5.2K | - | - | - |
| 2025-04-28 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 2.1K | ₩9,910 | -26.8% | ₩21M ($14K) |
| 2025-04-24 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 14.2K | ₩9,460 | -23.4% | ₩135M ($94K) |
| 2025-03-27 | SELL | 증여 | 이상용 Lee Sang-yong | moving | -15.0K | ₩11,830 | +38.7% | ₩177M ($123K) |
| 2025-03-26 | BUY | 신규선임 | 김성철 Seongcheol Kim | Other non-executive directors | 90.0K | ₩12,500 | -42.0% | ₩1.1B ($781K) |
| 2025-02-24 | BUY | 주식매수청구권 행사 | 민원기 civil complaint | Outside Director | 20.0K | ₩14,980 | -51.6% | ₩300M ($208K) |
| 2025-01-02 | SELL | Market Sell | 정석현 Seokhyun Jeong | moving | -7.0K | ₩14,880 | +51.3% | ₩104M ($72K) |
| 2024-12-30 | SELL | Market Sell | 정석현 Seokhyun Jeong | moving | -11.0K | ₩14,370 | +49.5% | ₩158M ($110K) |
| 2024-12-30 | SELL | Market Sell | 양희욱 Yang Hee-wook | vice president | -35.0K | ₩14,370 | +49.5% | ₩503M ($349K) |
| 2024-12-27 | SELL | Market Sell | 민원기 civil complaint | Outside Director | -30.0K | ₩14,050 | +48.4% | ₩422M ($293K) |
| 2024-12-27 | SELL | Market Sell | 양희욱 Yang Hee-wook | vice president | -4.4K | ₩14,050 | +48.4% | ₩62M ($43K) |
| 2024-12-24 | SELL | Market Sell | 양희욱 Yang Hee-wook | vice president | -5.6K | ₩12,230 | +40.7% | ₩68M ($48K) |
| 2024-12-12 | SELL | Market Sell | 정석현 Seokhyun Jeong | moving | -12.0K | ₩9,650 | +24.9% | ₩116M ($80K) |
| 2024-12-09 | SELL | Market Sell | 양희욱 Yang Hee-wook | vice president | -3.3K | ₩8,700 | +16.7% | ₩29M ($20K) |
| 2024-12-06 | BUY | Market Buy | 이정우 Jeongwoo Lee | moving | 2.6K | ₩9,980 | -27.4% | ₩26M ($18K) |
| 2024-12-06 | SELL | Market Sell | 양희욱 Yang Hee-wook | vice president | -26.7K | ₩9,980 | +27.4% | ₩266M ($185K) |
| 2024-11-07 | BUY | 주식매수청구권 행사 | 민원기 civil complaint | Outside Director | 30.0K | ₩11,490 | -36.9% | ₩345M ($239K) |
| 2024-08-30 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 19.6K | ₩7,690 | -5.7% | ₩151M ($105K) |
| 2024-08-30 | SELL | 증여 | 이재용 Jaeyong Lee | moving | -76.5K | ₩7,690 | +5.7% | ₩588M ($409K) |
| 2024-08-29 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 5.3K | ₩7,200 | +0.7% | ₩38M ($27K) |
| 2024-08-29 | BUY | Market Buy | 김용재 Yongjae Kim | Internal director | 13.3K | ₩7,200 | +0.7% | ₩95M ($66K) |
| 2024-08-28 | BUY | Market Buy | 김용재 Yongjae Kim | Internal director | 14.9K | ₩7,910 | -8.3% | ₩118M ($82K) |
| 2024-08-28 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 4.2K | ₩7,910 | -8.3% | ₩33M ($23K) |
| 2024-08-27 | BUY | Market Buy | 김용재 Yongjae Kim | Internal director | 3.2K | ₩7,780 | -6.8% | ₩25M ($17K) |
| 2024-08-26 | BUY | Market Buy | 김용환 Yonghwan Kim | CEO | 617 | ₩7,410 | -2.2% | ₩5M ($3K) |
| 2024-08-26 | BUY | Market Buy | 김용재 Yongjae Kim | Internal director | 9.5K | ₩7,410 | -2.2% | ₩70M ($49K) |
| 2024-08-22 | SELL | 증여 | 정윤권 Yun-kwon Jeong | vice president | -55.0K | ₩7,120 | -1.8% | ₩392M ($272K) |
| 2024-08-14 | BUY | 주식매수청구권 행사 | 이상용 Lee Sang-yong | moving | 15.0K | ₩7,290 | -0.6% | ₩109M ($76K) |
| 2024-08-14 | BUY | 주식매수청구권 행사 | 박종준 Jongjun Park | moving | 15.0K | ₩7,290 | -0.6% | ₩109M ($76K) |
| 2024-08-14 | BUY | 주식매수청구권 행사 | 정윤권 Yun-kwon Jeong | vice president | 18.0K | ₩7,290 | -0.6% | ₩131M ($91K) |
| 2024-04-05 | BUY | Market Buy | 권정순 Kwon Jeong-soon | moving | 10.8K | ₩11,140 | -34.9% | ₩120M ($83K) |
| 2024-04-02 | BUY | 주식매수청구권 행사 | 정윤권 Yun-kwon Jeong | vice president | 16.0K | ₩12,020 | -39.7% | ₩192M ($134K) |
| 2024-04-02 | BUY | 주식매수청구권 행사 | 김성철 Seongcheol Kim | Other non-executive directors | 30.0K | ₩12,020 | -39.7% | ₩361M ($250K) |
| 2024-02-23 | BUY | 주식매수청구권 행사 | 양희욱 Yang Hee-wook | vice president | 75.0K | ₩13,200 | -45.1% | ₩990M ($688K) |
| 2024-02-23 | BUY | 주식매수청구권 행사 | 정석현 Seokhyun Jeong | moving | 15.0K | ₩13,200 | -45.1% | ₩198M ($138K) |
| 2024-02-23 | BUY | 주식매수청구권 행사 | 원나라 Yuan Dynasty | moving | 150.0K | ₩13,200 | -45.1% | ₩2.0B ($1.4M) |
| 2024-02-23 | BUY | 주식매수청구권 행사 | 김성철 Seongcheol Kim | Other non-executive directors | 30.0K | ₩13,200 | -45.1% | ₩396M ($275K) |
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 Smart radar system. For how StockDrifts scores these disclosures, see the Korea insider signal tier research, or browse every Korean stock we track.