MAGNACHIP SEMICONDUCTOR Corp (MX)
Data as of , from SEC Form 4 filings.
See up to 3 months of MX. The 7-day demo opens the 1M and 3M ranges and puts MX on your watchlist.
Start 7-day demoLatest MX insider trades
About MAGNACHIP SEMICONDUCTOR Corp (MX)
MagnaChip Semiconductor Corp designs and manufactures analog and mixed-signal semiconductor platform solutions for communications, Internet of Things applications, consumer, industrial and automotive applications. The company's product portfolio consists of large display solutions, mobile display solutions, sensor solutions, LED solutions, mobile solutions, and power conversions. The Company operates within a single operating segment, Power Solutions business. The company operates in Korea, Asia Pacific (other than Korea), United States and Europe.
- CHEONGJU-SI
- 711
- 2011
- XNYS
MX Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 3 | 100,000 | $318K |
| Grant or award | 5 | 192,480 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
MX insider transactions (Form 4)
3725 Form 4 filings on record, the earliest from Jul 1, 2025, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Chae Lee - Officer | Open-market purchase | Common Stock | 50,000 | $3.17 | $159K | |
| Chae Lee - Officer | Open-market purchase | Common Stock | 30,000 | $3.19 | $96K | |
| Chae Lee - Officer | Open-market purchase | Common Stock | 20,000 | $3.22 | $64K | |
| Camillo Martino - Director | Grant or award | Common Stock | 6,764 | $0.00 | - | |
| Camillo Martino - Director | Grant or award | Common Stock | 39,286 | $0.00 | - | |
| Kyo-Hwa Liz Chung - Director | Grant or award | Common Stock | 48,810 | $0.00 | - | |
| Gilbert E. Nathan - Director | Grant or award | Common Stock | 51,191 | $0.00 | - | |
| Cristiano Amoruso - Director | Grant or award | Common Stock | 46,429 | $0.00 | - | |
| Chae Lee - Officer | Grant or award | Common Stock | 288,750 | $0.00 | - | |
| Chae Lee - Officer | Grant or award | Stock Option (Right to Buy) | 148,750 | $0.00 | - | |
 Shin Young Park - Officer | Grant or award | Common Stock | 112,500 | $0.00 | - | |
 Seunghoon Lee - Officer | Grant or award | Common Stock | 30,000 | $0.00 | - | |
| Gilbert E. Nathan | Open-market purchase | Common Stock | 21,994 | $2.87 | $63K | |
| Gilbert E. Nathan | Open-market purchase | Common Stock | 25,000 | $2.75 | $69K | |
| Gilbert E. Nathan | Open-market purchase | Common Stock | 13,006 | $2.79 | $36K | |
| Gilbert E. Nathan | Grant or award | Common Stock | 1,478 | $0.00 | - | |
| Kyo-Hwa Liz Chung | Grant or award | Common Stock | 2,946 | $0.00 | - | |
| Cristiano Amoruso | Grant or award | Common Stock | 28,628 | $0.00 | - | |
| Seunghoon Lee - Officer | Grant or award | Common Stock | 30,750 | $0.00 | - | |
| Seunghoon Lee - Officer | Grant or award | Common Stock | 7,000 | $2.55 | $18K | |
| Seunghoon Lee - Officer | Tax withholding / forfeiture | Common Stock | 3,333 | $2.55 | $8K | |
| Seunghoon Lee - Officer | Tax withholding / forfeiture | Common Stock | 2,778 | $2.55 | $7K | |
| Seunghoon Lee - Officer | Tax withholding / forfeiture | Common Stock | 4,761 | $2.55 | $12K | |
| Seunghoon Lee - Officer | Tax withholding / forfeiture | Common Stock | 4,880 | $2.55 | $12K | |
| Seunghoon Lee - Officer | Grant or award | Performance-Based Restricted Stock Units | 15,375 | $0.00 | - | |
| Shin Young Park - Officer | Tax withholding / forfeiture | Common Stock | 6,121 | $2.55 | $16K | |
| Shin Young Park - Officer | Tax withholding / forfeiture | Common Stock | 12,234 | $2.55 | $31K | |
| Shin Young Park - Officer | Tax withholding / forfeiture | Common Stock | 17,977 | $2.55 | $46K | |
| Kyo-Hwa Liz Chung | Grant or award | Common Stock | 3,160 | $0.00 | - | |
| Gilbert E. Nathan | Grant or award | Common Stock | 6,320 | $0.00 | - | |
| Camillo Martino - Officer | Grant or award | Common Stock | 105,484 footnote F1 | $0.00 | - | |
| ||||||
| Shin Young Park - Officer | Open-market purchase | Common Stock | 10,000 | $2.87 | $29K | |
| Camillo Martino - Officer | Open-market purchase | Common Stock | 30,000 | $2.84 | $85K | |
 Ilbok Lee | Grant or award | Common Stock | 55,845 | $0.00 | - | |
| Gilbert E. Nathan | Grant or award | Common Stock | 50,650 | $0.00 | - | |
| Kyo-Hwa Liz Chung | Grant or award | Common Stock | 45,455 | $0.00 | - | |
| Camillo Martino | Grant or award | Common Stock | 53,247 | $0.00 | - | |
MX insider trading FAQ
What is the latest insider trade for MX?
MAGNACHIP SEMICONDUCTOR Corp (MX) had 6 insider filings in the last 90 days, with the most recent on 2026-09-25. The full record for MX runs to 25 Form 4 filings, the earliest from 2025-07-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying MX stock?
3 insider purchases of MX were filed in the last 90 days, totaling $318K.
How many insiders are selling MX stock?
No insider sales of MX were filed in the last 90 days.
Where can I see MX SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects MX Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Chae Lee view on EDGAR
- - Camillo Martino view on EDGAR
- - Camillo Martino view on EDGAR
- - Kyo-Hwa Liz Chung view on EDGAR
- - Gilbert E. Nathan view on EDGAR
- - Cristiano Amoruso view on EDGAR
- - Chae Lee view on EDGAR
- - Shin Young Park view on EDGAR
- - Seunghoon Lee view on EDGAR
Related companies with recent insider activity
Learn more
- How to read insider buying signals
- What an open-market purchase by an insider can and cannot tell you.
- Insider activity in Information Technology
- Where MX's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
Follow MX with a 7-day demo
- MX on your watchlist
- Every MX Form 4 filing on record
- Up to 3 months of MX price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
