Magnachip Semiconductor Corp
MX- Exchange
- NYSE
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001325702
In the last 90 days, Magnachip Semiconductor Corp insiders filed 1 open-market purchase and 0 sales; 75 institutions reported holding it in 13F filings for Q2 2026, worth $73.9M in total; superinvestors Oaktree Capital and Fairfax Financial hold it.
Key figures
- Insider buysLast 90 days, $318.5K in total
- 1
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +5 vs. previous quarter
- 75
- 13F valueReported value at the end of Q2 2026
- $73.9M
- Superinvestors holdingAt the end of Q2 2026
- 2
Price chart
Superinvestors holding MX, Q2 2026
2 superinvestors report holding Magnachip Semiconductor Corp on Form 13F. Percentages are the stock's share of each portfolio.
Oaktree Capital
Howard Marks
0.1%
Magnachip Semiconductor Corp's share of the portfolio
- Shares
- 1,500,000
- Value
- $7.09M
Fairfax Financial
Prem Watsa
<0.1%
Magnachip Semiconductor Corp's share of the portfolio
- Shares
- 62,500
- Value
- $296.3K
Latest insider trades
Open-market purchases and sales by Magnachip Semiconductor Corp insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 25, 2026 (view filing)4:15 PM ET | Sep 23-24 | 2 days | Lee ChaeChief Executive Officer | PPurchase | +100.0K | $3.18 | +$318.5K | +34.6%388.8K after | 3 lots |
| Mar 17, 2026 (view filing) | Mar 16 | 1 day | Nathan Gilbert EDirector | PPurchase | +22.0K | $2.87 | +$63.1K | +16.1%158.2K after | |
| Mar 16, 2026 (view filing) | Mar 12-13 | 4 days | Nathan Gilbert EDirector | PPurchase | +38.0K | $2.76 | +$105.0K | +38.7%136.2K after | 2 lots |
| Aug 26, 2025 (view filing) | Aug 25 | 1 day | Park Shin YoungSee Remarks | PPurchase | +10.0K | $2.87 | +$28.7K | +4.1%251.8K after | |
| Aug 26, 2025 (view filing) | Aug 22 | 4 days | Martino CamilloSee Remarks | PPurchase | +30.0K | $2.84 | +$85.2K | +13.1%259.1K after | |
| Mar 18, 2025 (view filing) | Mar 14 | 4 days | Lee IlbokDirector | PPurchase | +20.0K | $3.86 | +$77.2K | +10.0%219.2K after | |
| Mar 17, 2025 (view filing) | Mar 13 | 4 days | Martino CamilloDirector | PPurchase | +20.0K | $3.66 | +$73.2K | +100.0%40.0K after | |
| Mar 17, 2025 (view filing) | Mar 13 | 4 days | Nathan Gilbert EDirector | PPurchase | +20.0K | $3.68 | +$73.6K | +25.6%98.2K after | |
| Mar 13, 2024 (view filing) | Mar 12 | 1 day | Park Shin YoungSee Remarks | PPurchase | +9.00K | $5.56 | +$50.0K | +13.2%77.4K after | |
| Mar 13, 2024 (view filing) | Mar 11-12 | 2 days | Kim Theodore SSee Remarks | PPurchase | +7.00K | $5.59 | +$39.1K | +3.0%239.1K after | 2 lots |
Top 10 13F holders, Q2 2026
The largest institutional positions in Magnachip Semiconductor Corp at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Marshall Wace, LLP | 1,615,488 | $7.64M | 0.01% | +370,866+29.8% | Added |
| FourWorld Capital Management LLC | 1,600,695 | $7.57M | 9.67% | −57,006−3.4% | Reduced |
| Two Sigma Investments, LP | 1,501,438 | $7.10M | 0.01% | +929,604+162.6% | Added |
| Oaktree Capital Management LPSuperinvestorOaktree Capital | 1,500,000 | $7.09M | 0.13% | −1,349,858−47.4% | Reduced |
| D. E. Shaw & Co., Inc. | 1,397,759 | $6.61M | 0.00% | +1,238,153+775.8% | Added |
| Acadian Asset Management LLC | 963,768 | $4.55M | 0.01% | +317,084+49.0% | Added |
| Renaissance Technologies LLC | 661,600 | $3.13M | 0.00% | +626,100+1,763.7% | Added |
| Morgan Stanley | 544,125 | $2.57M | 0.00% | −166,319−23.4% | Reduced |
| Dimensional Fund Advisors LP | 475,648 | $2.25M | 0.00% | −73,458−13.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 412,849 | $1.95M | 0.00% | +316,129+326.8% | Added |