StockDriftsStockDriftsTEMC (425040) has 24 disclosed insider purchases and 30 disclosed disposals on record, filed by 4 distinct insiders. Together those filings cover ₩11.4B ($7.9M) in reported transaction value. The earliest filing StockDrifts holds for TEMC is dated 2024-01-02; the most recent is 2026-06-04. Across these filings the average return since disclosure is +14.07%, measured from each filing date to the latest available close.
| Date | Type | Source | Insider | Position | Shares | Price at filing | Return | Value |
|---|---|---|---|---|---|---|---|---|
| 2026-06-04 | BUY | 시간외매매 | 유원양 Yuwonyang | CEO | 30.0K | ₩20,250 | -10.0% | ₩608M ($422K) |
| 2026-04-30 | BUY | 주식매수청구권 행사 | 전상훈 Jeon Sang-hoon | vice president | 17.4K | ₩17,160 | +29.4% | ₩299M ($207K) |
| 2026-04-30 | BUY | 주식매수선택권 | 최찬규 Choi Chan-gyu | Managing Director | 3.0K | ₩17,160 | +29.4% | ₩51M ($36K) |
| 2026-04-30 | BUY | 주식매수선택권 | 송창근 Song Chang-geun | Managing Director | 9.0K | ₩17,160 | +29.4% | ₩154M ($107K) |
| 2026-04-30 | BUY | 주식매수선택권 | 김성곤 Kim Seong-gon | vice president | 4.5K | ₩17,160 | +29.4% | ₩77M ($54K) |
| 2026-04-24 | BUY | Market Buy | 오승우 Seungwoo Oh | Center Director | 7.6K | ₩12,570 | +36.5% | ₩95M ($66K) |
| 2026-03-03 | BUY | PROGRAM | 최찬규 Choi Chan-gyu | Managing Director | 6.0K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 여동일 Yeo Dong-il | Center Director | 1.2K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 김대현 Daehyun Kim | Vice President/COO | 1.6K | - | - | - |
| 2026-02-26 | BUY | 자사주상여금 | 전상훈 Jeon Sang-hoon | vice president | 2.3K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 최은광 Eunkwang Choi | Vice President/COO | 2.0K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 김성곤 Kim Seong-gon | vice president | 585 | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 김준규 Kim Jun-gyu | Center Director | 1.3K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 유원양 Yuwonyang | CEO | 20.0K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 송창근 Song Chang-geun | Managing Director | 1.8K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 조익성 Jo Ik-seong | Vice President/COO | 2.0K | - | - | - |
| 2026-02-26 | BUY | PROGRAM | 오승우 Seungwoo Oh | Center Director | 1.1K | - | - | - |
| 2025-07-25 | SELL | Market Sell | 오승우 Seungwoo Oh | Center Director | -32.2K | ₩6,700 | -43.0% | ₩216M ($150K) |
| 2025-04-24 | BUY | 주식매수청구권 행사 | 최찬규 Choi Chan-gyu | Managing Director | 3.0K | ₩6,650 | +44.1% | ₩20M ($14K) |
| 2025-04-09 | BUY | Market Buy | 유원양 Yuwonyang | CEO | 5.0K | ₩5,970 | +60.5% | ₩30M ($21K) |
| 2025-04-07 | BUY | Market Buy | 전상훈 Jeon Sang-hoon | vice president | 2.5K | ₩6,240 | +53.5% | ₩16M ($11K) |
| 2025-04-02 | BUY | Market Buy | 유원양 Yuwonyang | CEO | 2.0K | ₩7,120 | +34.5% | ₩14M ($10K) |
| 2025-03-27 | BUY | Market Buy | 유원양 Yuwonyang | CEO | 2.9K | ₩7,550 | +26.9% | ₩22M ($15K) |
| 2024-10-02 | BUY | 신규선임 | 오승우 Seungwoo Oh | Center Director | 32.2K | ₩9,620 | -0.4% | ₩310M ($215K) |
| 2024-08-07 | BUY | Market Buy | 유원양 Yuwonyang | CEO | 500 | ₩11,440 | -16.3% | ₩6M ($4K) |
| 2024-07-11 | BUY | 주식매수청구권 행사 | 전상훈 Jeon Sang-hoon | Managing Director | 17.4K | ₩15,970 | -40.0% | ₩278M ($193K) |
| 2024-04-12 | BUY | 주식매수청구권 행사 | 송창근 Song Chang-geun | Managing Director | 18.0K | ₩21,150 | -54.7% | ₩381M ($264K) |
| 2024-04-12 | BUY | 주식매수청구권 행사 | 최찬규 Choi Chan-gyu | Managing Director | 6.0K | ₩21,150 | -54.7% | ₩127M ($88K) |
| 2024-03-04 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -39.1K | ₩17,890 | +46.5% | ₩700M ($486K) |
| 2024-03-04 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 7.7K | ₩17,890 | -46.5% | ₩137M ($95K) |
| 2024-02-29 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 10.0K | ₩17,650 | -45.7% | ₩177M ($123K) |
| 2024-02-29 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -31.4K | ₩17,650 | +45.7% | ₩554M ($384K) |
| 2024-02-28 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -1.1K | ₩18,160 | +47.3% | ₩21M ($14K) |
| 2024-02-23 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 3.1K | ₩20,350 | -52.9% | ₩63M ($44K) |
| 2024-02-22 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 2.0K | ₩19,070 | -49.8% | ₩38M ($27K) |
| 2024-02-22 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -11.5K | ₩19,070 | +49.8% | ₩220M ($153K) |
| 2024-02-21 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -3.7K | ₩18,700 | +48.8% | ₩70M ($48K) |
| 2024-02-16 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 5.4K | ₩19,310 | -50.4% | ₩104M ($72K) |
| 2024-02-16 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -10.0K | ₩19,310 | +50.4% | ₩193M ($134K) |
| 2024-02-15 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -20.0K | ₩19,710 | +51.4% | ₩394M ($274K) |
| 2024-02-14 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -10.0K | ₩19,910 | +51.9% | ₩199M ($138K) |
| 2024-02-13 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -11.9K | ₩18,360 | +47.8% | ₩218M ($151K) |
| 2024-02-08 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -7.0K | ₩18,290 | +47.6% | ₩127M ($88K) |
| 2024-02-08 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 39 | ₩18,290 | -47.6% | ₩713K ($495) |
| 2024-02-07 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 5.4K | ₩18,010 | -46.8% | ₩98M ($68K) |
| 2024-02-06 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 24.7K | ₩18,580 | -48.4% | ₩459M ($318K) |
| 2024-02-06 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -20.0K | ₩18,580 | +48.4% | ₩372M ($258K) |
| 2024-02-05 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 29.3K | ₩18,520 | -48.3% | ₩543M ($377K) |
| 2024-02-05 | SELL | Market Sell | 국민연금공단 National Pension Service | - | -30.0K | ₩18,520 | +48.3% | ₩556M ($386K) |
| 2024-02-02 | BUY | Market Buy | 국민연금공단 National Pension Service | - | 12.0K | ₩18,900 | -49.3% | ₩227M ($158K) |
Showing the 50 most recent of 76 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.