StockDriftsStockDriftsJoy Works & Co. (309930) has 42 disclosed insider purchases and 0 disclosed disposals on record, filed by 3 distinct insiders. Together those filings cover ₩1.9B ($1.3M) in reported transaction value. The earliest filing StockDrifts holds for Joy Works & Co. is dated 2018-12-18; the most recent is 2026-05-28. Across these filings the average return since disclosure is -33.86%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-08-07 | BUY | Market Buy | 이문기 Moongi Lee | vice president | 22.2K | ₩927 | +0.0% | ₩21M ($15K) |
| 2026-08-06 | BUY | Market Buy | 이문기 Moongi Lee | vice president | 11.0K | ₩878 | +5.6% | ₩10M ($7K) |
| 2026-08-05 | BUY | Market Buy | 이문기 Moongi Lee | vice president | 3.5K | ₩938 | -1.2% | ₩4M ($2K) |
| 2026-08-04 | BUY | Market Buy | 이문기 Moongi Lee | vice president | 11.3K | ₩961 | -3.5% | ₩10M ($7K) |
| 2026-07-20 | BUY | 신규선임 | 유지연 Yoo Ji-yeon | Outside Director | 57.4K | ₩798 | +38.2% | ₩46M ($32K) |
| 2026-05-28 | BUY | 무상신주취득 | 조이웍스 Joyworks | - | 1.9M | ₩3,650 | -52.1% | ₩7.0B ($4.9M) |
| 2026-05-28 | BUY | 무상신주취득 | 조성환 Seonghwan Cho | Internal director | 241.2K | ₩3,650 | -52.1% | ₩880M ($611K) |
| 2026-05-28 | BUY | 무상신주취득 | 이문기 Moongi Lee | vice president | 24.0K | ₩3,650 | -52.1% | ₩88M ($61K) |
| 2026-05-11 | SELL | 주식병합 | 조이웍스 Joyworks | - | -2.6M | ₩2,210 | +0.0% | ₩5.6B ($3.9M) |
| 2026-05-11 | SELL | 주식병합 | 조성환 Seonghwan Cho | Internal director | -321.5K | ₩2,210 | +0.0% | ₩711M ($493K) |
| 2026-05-11 | SELL | 주식병합 | 이문기 Moongi Lee | vice president | -32.0K | ₩2,210 | +0.0% | ₩71M ($49K) |
| 2026-04-03 | BUY | Market Buy | 조성환 Seonghwan Cho | Internal director | 10.4K | ₩946 | +81.9% | ₩10M ($7K) |
| 2026-04-01 | BUY | Market Buy | 조성환 Seonghwan Cho | Internal director | 10.9K | ₩854 | +101.5% | ₩9M ($6K) |
| 2026-03-31 | BUY | Market Buy | 조성환 Seonghwan Cho | Internal director | 10.6K | ₩835 | +106.1% | ₩9M ($6K) |
| 2026-03-30 | BUY | Market Buy | 조성환 Seonghwan Cho | Internal director | 545 | ₩815 | +111.2% | ₩444K ($308) |
| 2026-03-30 | BUY | Market Buy | 조성환 Seonghwan Cho | Internal director | 595 | ₩815 | +111.2% | ₩485K ($337) |
| 2026-03-30 | BUY | Market Buy | 조성환 Seonghwan Cho | Internal director | 1.7K | ₩815 | +111.2% | ₩1M ($962) |
| 2026-03-30 | BUY | Market Buy | 조성환 Seonghwan Cho | Internal director | 1.0K | ₩815 | +111.2% | ₩815K ($566) |
| 2025-12-12 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 8.2K | ₩1,920 | -49.0% | ₩16M ($11K) |
| 2025-12-11 | BUY | Market Buy | 이문기 Moongi Lee | vice president | 40.0K | ₩1,926 | -49.1% | ₩77M ($54K) |
| 2025-12-11 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 311.8K | ₩1,926 | -49.1% | ₩601M ($417K) |
| 2025-08-14 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 9.8K | ₩2,870 | -65.8% | ₩28M ($19K) |
| 2025-08-13 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 15.4K | ₩2,775 | -64.7% | ₩43M ($30K) |
| 2025-08-11 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 333 | ₩2,755 | -64.4% | ₩917K ($637) |
| 2025-08-08 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 4.3K | ₩2,950 | -66.8% | ₩13M ($9K) |
| 2025-08-07 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 4.8K | ₩3,000 | -67.3% | ₩14M ($10K) |
| 2025-08-06 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 318 | ₩2,945 | -66.7% | ₩937K ($650) |
| 2025-08-05 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 321 | ₩3,010 | -67.4% | ₩966K ($671) |
| 2025-08-04 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 1.4K | ₩3,050 | -67.9% | ₩4M ($3K) |
| 2025-08-01 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 1.6K | ₩3,000 | -67.3% | ₩5M ($3K) |
| 2025-07-31 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 696 | ₩3,070 | -68.1% | ₩2M ($1K) |
| 2025-07-30 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 944 | ₩3,040 | -67.8% | ₩3M ($2K) |
| 2025-07-29 | BUY | Market Buy | 조성환 Seonghwan Cho | CEO | 6.3K | ₩3,060 | -68.0% | ₩19M ($13K) |
| 2025-07-28 | BUY | 전환사채의권리행사 | 조이웍스 Joyworks | - | 3.2M | ₩3,090 | -68.3% | ₩9.9B ($6.8M) |
| 2025-07-28 | SELL | 전환등 | 조이웍스 Joyworks | - | -3.2M | ₩3,090 | +68.3% | ₩9.9B ($6.8M) |
| 2025-07-25 | BUY | CB인수 | 조이웍스 Joyworks | - | 3.2M | ₩3,150 | -68.9% | ₩10.0B ($7.0M) |
| 2025-07-25 | SELL | 장외매도 | 최인순 Choi In-soon | - | -1.2M | ₩3,150 | +68.9% | ₩3.7B ($2.6M) |
| 2025-04-02 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 10.0K | ₩1,871 | -47.6% | ₩19M ($13K) |
| 2024-12-20 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 7.1K | ₩2,400 | -59.2% | ₩17M ($12K) |
| 2024-12-19 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 6.6K | ₩2,565 | -61.8% | ₩17M ($12K) |
| 2024-12-17 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 7.1K | ₩2,605 | -62.4% | ₩19M ($13K) |
| 2024-12-16 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 8.4K | ₩2,620 | -62.6% | ₩22M ($15K) |
| 2024-12-13 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 9.2K | ₩2,475 | -60.4% | ₩23M ($16K) |
| 2024-12-12 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 12.6K | ₩2,455 | -60.1% | ₩31M ($21K) |
| 2024-12-10 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 12.1K | ₩2,425 | -59.6% | ₩29M ($20K) |
| 2024-12-09 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 11.9K | ₩2,150 | -54.4% | ₩26M ($18K) |
| 2024-12-06 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 11.2K | ₩2,375 | -58.7% | ₩27M ($18K) |
| 2024-12-05 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 3.4K | ₩2,525 | -61.2% | ₩9M ($6K) |
| 2024-12-04 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 224 | ₩2,550 | -61.6% | ₩571K ($397) |
| 2024-12-03 | BUY | Market Buy | 나형균 Na Hyeong-gyun | president | 30.6K | ₩2,675 | -63.4% | ₩82M ($57K) |
Showing the 50 most recent of 58 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.