| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-07-16 | BUY | Market Buy | 사조산업 Sajo Industry | - | 1.6K | ₩29,600 | +0.0% | ₩48M ($33K) |
| 2026-07-15 | BUY | Market Buy | 사조산업 Sajo Industry | - | 3.9K | ₩29,600 | +0.0% | ₩112M ($78K) |
| 2026-07-14 | BUY | Market Buy | 사조산업 Sajo Industry | - | 17.0K | ₩29,150 | +1.5% | ₩504M ($350K) |
| 2026-07-13 | BUY | Market Buy | 사조산업 Sajo Industry | - | 2.8K | ₩28,800 | +2.8% | ₩81M ($56K) |
| 2026-07-10 | BUY | Market Buy | 사조산업 Sajo Industry | - | 2.9K | ₩29,850 | -0.8% | ₩85M ($59K) |
| 2026-07-09 | BUY | Market Buy | 사조산업 Sajo Industry | - | 900 | ₩29,500 | +0.3% | ₩26M ($18K) |
| 2026-07-07 | BUY | Market Buy | 사조산업 Sajo Industry | - | 5.4K | ₩30,050 | -1.5% | ₩157M ($109K) |
| 2026-07-06 | BUY | Market Buy | 사조산업 Sajo Industry | - | 3.0K | ₩29,950 | -1.5% | ₩90M ($62K) |
| 2026-06-30 | BUY | Market Buy | 사조산업 Sajo Industry | - | 7.8K | ₩27,400 | +7.7% | ₩213M ($148K) |
| 2026-06-29 | BUY | Market Buy | 사조산업 Sajo Industry | - | 2.1K | ₩27,250 | +8.3% | ₩58M ($40K) |
| 2026-06-26 | BUY | Market Buy | 사조산업 Sajo Industry | - | 2.3K | - | - | - |
| 2026-06-25 | BUY | Market Buy | 사조산업 Sajo Industry | - | 5.8K | - | - | - |
| 2026-06-24 | BUY | Market Buy | 사조산업 Sajo Industry | - | 1.3K | - | - | - |
| 2026-06-23 | BUY | Market Buy | 사조산업 Sajo Industry | - | 13.5K | - | - | - |
| 2025-08-28 | BUY | Market Buy | 사조산업 Sajo Industry | - | 1.1K | ₩42,300 | -7.7% | ₩46M ($32K) |
| 2025-08-26 | BUY | Market Buy | 사조산업 Sajo Industry | - | 5.5K | ₩41,400 | -5.7% | ₩229M ($159K) |
| 2025-08-25 | BUY | Market Buy | 사조산업 Sajo Industry | - | 3.6K | ₩41,600 | -6.1% | ₩150M ($104K) |
| 2025-08-22 | BUY | Market Buy | 사조산업 Sajo Industry | - | 14.1K | ₩41,050 | -4.9% | ₩577M ($401K) |
| 2025-08-21 | BUY | Market Buy | 사조산업 Sajo Industry | - | 15.9K | ₩40,900 | -4.5% | ₩649M ($451K) |
| 2025-08-20 | BUY | Market Buy | 사조산업 Sajo Industry | - | 6.7K | ₩40,950 | -4.6% | ₩275M ($191K) |
| 2025-08-18 | BUY | Market Buy | 사조산업 Sajo Industry | - | 8.5K | ₩40,800 | -4.3% | ₩346M ($240K) |
| 2025-08-05 | BUY | Market Buy | 사조산업 Sajo Industry | - | 22.2K | ₩40,500 | -3.6% | ₩898M ($624K) |
| 2025-08-01 | BUY | Market Buy | 사조산업 Sajo Industry | - | 833 | ₩40,200 | -2.9% | ₩33M ($23K) |
| 2025-07-30 | BUY | Market Buy | 사조산업 Sajo Industry | - | 3.7K | ₩40,550 | -3.7% | ₩149M ($103K) |
| 2025-07-28 | BUY | Market Buy | 사조산업 Sajo Industry | - | 8.0K | ₩41,100 | -5.0% | ₩329M ($228K) |
| 2025-06-10 | BUY | Market Buy | 사조시스템즈 Sajo Systems | - | 7.2K | ₩43,800 | -10.8% | ₩315M ($219K) |
| 2025-06-05 | BUY | Market Buy | 사조시스템즈 Sajo Systems | - | 1.1K | ₩41,650 | -6.2% | ₩46M ($32K) |
| 2025-06-02 | BUY | 시간외매매 | 사조씨푸드 Sajo Seafood | - | 90.0K | ₩40,000 | -2.4% | ₩3.6B ($2.5M) |
| 2025-06-02 | BUY | 시간외매매 | 사조시스템즈 Sajo Systems | - | 50.0K | ₩40,000 | -2.4% | ₩2.0B ($1.4M) |
| 2025-05-26 | BUY | Market Buy | 사조시스템즈 Sajo Systems | - | 9.0K | ₩37,700 | +3.6% | ₩339M ($236K) |
| 2025-05-22 | BUY | Market Buy | 사조시스템즈 Sajo Systems | - | 6 | ₩38,150 | +2.4% | ₩229K ($159) |
| 2025-05-21 | BUY | Market Buy | 사조시스템즈 Sajo Systems | - | 1.2K | ₩38,800 | +0.6% | ₩48M ($33K) |
| 2025-05-20 | BUY | Market Buy | 사조시스템즈 Sajo Systems | - | 20.6K | ₩38,800 | +0.6% | ₩797M ($554K) |
| 2025-05-12 | BUY | Market Buy | 주지홍 Joo Ji-hong | (Director of Research Institute) | 2.7K | ₩40,400 | -3.3% | ₩108M ($75K) |
| 2025-04-09 | BUY | Market Buy | 주지홍 Joo Ji-hong | (Director of Research Institute) | 2.7K | ₩34,650 | +12.7% | ₩94M ($65K) |
| 2025-04-09 | BUY | Market Buy | 주지홍 Joo Ji-hong | (Director of Research Institute) | 1.1K | ₩34,650 | +12.7% | ₩38M ($26K) |
| 2025-04-08 | BUY | Market Buy | 주지홍 Joo Ji-hong | (Director of Research Institute) | 4.5K | ₩35,300 | +10.6% | ₩159M ($110K) |
| 2024-12-30 | BUY | 시간외매매 | 주지홍 Joo Ji-hong | (Director of Research Institute) | 85.0K | ₩40,600 | -3.8% | ₩3.5B ($2.4M) |
| 2024-11-19 | BUY | Market Buy | 주지홍 Joo Ji-hong | (Director of Research Institute) | 450 | ₩41,200 | -5.2% | ₩19M ($13K) |
| 2024-11-15 | BUY | Market Buy | 주지홍 Joo Ji-hong | (Director of Research Institute) | 2.0K | ₩40,600 | -3.8% | ₩81M ($56K) |
| 2024-08-27 | BUY | Market Buy | 주지홍 Joo Ji-hong | (Director of Research Institute) | 3.4K | ₩58,300 | -33.0% | ₩198M ($138K) |
| 2024-08-22 | BUY | 시간외매매 | 사조씨푸드 Sajo Seafood | - | 300.0K | ₩58,500 | -33.3% | ₩17.6B ($12.2M) |
| 2024-08-08 | BUY | 신규주요주주 | 사조시스템즈 Sajo Systems | - | 300.0K | ₩62,300 | -37.3% | ₩18.7B ($13.0M) |
| 2024-08-08 | BUY | 신규보고 | 사조시스템즈 Sajo Systems | - | 900.2K | ₩62,300 | -37.3% | ₩56.1B ($38.9M) |
| 2024-07-26 | SELL | Market Sell | 사조씨푸드 Sajo Seafood | - | -34.0K | ₩70,400 | +44.5% | ₩2.4B ($1.7M) |
| 2024-04-18 | BUY | Market Buy | 주진우 Jinwoo Joo | cum audit committee member | 800 | ₩35,700 | +9.4% | ₩29M ($20K) |
| 2024-04-17 | BUY | Market Buy | 주진우 Jinwoo Joo | cum audit committee member | 1.2K | ₩34,200 | +14.2% | ₩41M ($29K) |