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NYSE · CIK 0001325702

MX MAGNACHIP SEMICONDUCTOR Corp

Insider trading from SEC Form 4. Last filing 18 d ago. Close $3.12 on Oct 9, 2026, +37% from the 52-week low and -65% from the high.

Last 90 days

Net insider value
+$318k
more bought than sold
Buys
1
$318k by 1 insider
Sells
0
$0 by 0 insiders
Insiders on file
10
with a Form 4 at this company

Price and insider trades, last year

MXOct 9, 2026 · close 3.12

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

Open-market buys and sells at MAGNACHIP SEMICONDUCTOR Corp, scored.

ScoreInsiderValueHoldingsPrice contextFiled
45ModerateChae Lee
Chief Executive Officer
buy
$318k
100,000 shares
+35%-
39WeakGilbert E Nathan
director
buy
$63k
21,994 shares
+16%+26% from low-35% from high
39WeakGilbert E Nathan
director
buy
$105k
38,006 shares
+39%+22% from low-37% from high
53ModerateCamillo Martino
See Remarks
buy
$85k
30,000 shares
+13%+7% from low-44% from high
46ModerateShin Young Park
See Remarks
buy
$29k
10,000 shares
+4%+7% from low-44% from high

Transactions

The last 39 rows filed, every code.

DateInsiderTransactionSharesPriceValueHoldings afterFiled
Sep 23, 2026Chae Lee
Chief Executive Officer
POpen-market purchase
Common Stock
+50,000$3.17$159k338,75018 d ago
Sep 23, 2026Chae Lee
Chief Executive Officer
POpen-market purchase
Common Stock
+30,000$3.19$96k368,75018 d ago
Sep 24, 2026Chae Lee
Chief Executive Officer
POpen-market purchase
Common Stock
+20,000$3.22$64k388,75018 d ago
Mar 16, 2026Gilbert E Nathan
director
POpen-market purchase
Common Stockindirect: By GT Investments II Corp
+21,994$2.87$63k158,200Mar 17, 2026
Mar 12, 2026Gilbert E Nathan
director
POpen-market purchase
Common Stockindirect: By GT Investments II Corp
+25,000$2.75$69k123,200Mar 16, 2026
Mar 13, 2026Gilbert E Nathan
director
POpen-market purchase
Common Stockindirect: By GT Investments II Corp
+13,006$2.79$36k136,206Mar 16, 2026
Feb 15, 2026Cristiano Amoruso
director
AGrant or award
Common Stock
+28,628$0.00$028,628Feb 17, 2026
Feb 15, 2026Kyo-Hwa Liz Chung
director
AGrant or award
Common Stock
+2,946$0.00$0100,789Feb 17, 2026
Feb 15, 2026Gilbert E Nathan
director
AGrant or award
Common Stock
+1,478$0.00$0214,491Feb 17, 2026
Aug 15, 2025Seunghoon Lee
See Remarks
AGrant or award
Common Stock
+30,750$0.00$0136,953Jan 2, 2026
Dec 31, 2025Shin Young Park
See Remarks
FTax withholding
Common Stock
-6,121$2.55$16k245,665Jan 2, 2026
Dec 31, 2025Shin Young Park
See Remarks
FTax withholding
Common Stock
-12,234$2.55$31k233,431Jan 2, 2026
Dec 31, 2025Seunghoon Lee
See Remarks
AGrant or award
Common Stock
+7,000$2.55$18k143,953Jan 2, 2026
Dec 31, 2025Seunghoon Lee
See Remarks
FTax withholding
Common Stock
-3,333$2.55$8,499140,620Jan 2, 2026
Dec 31, 2025Shin Young Park
See Remarks
FTax withholding
Common Stock
-17,977$2.55$46k215,454Jan 2, 2026
Dec 31, 2025Seunghoon Lee
See Remarks
FTax withholding
Common Stock
-2,778$2.55$7,084137,842Jan 2, 2026
Dec 31, 2025Seunghoon Lee
See Remarks
FTax withholding
Common Stock
-4,761$2.55$12k133,081Jan 2, 2026
Dec 31, 2025Seunghoon Lee
See Remarks
FTax withholding
Common Stock
-4,880$2.55$12k128,201Jan 2, 2026
Aug 15, 2025Seunghoon Lee
See Remarks
AGrant or award
Performance-Based Restricted Stock Unitsderivative
+15,375$0.00$015,375Jan 2, 2026
Nov 15, 2025Kyo-Hwa Liz Chung
director
AGrant or award
Common Stock
+3,160$0.00$097,843Nov 17, 2025
Nov 15, 2025Gilbert E Nathan
director
AGrant or award
Common Stock
+6,320$0.00$0213,013Nov 17, 2025
Oct 1, 2025Camillo Martino
See Remarks
AGrant or award
Common Stock
+105,484$0.00$0364,611Oct 3, 2025
Aug 25, 2025Shin Young Park
See Remarks
POpen-market purchase
Common Stock
+10,000$2.87$29k251,786Aug 26, 2025
Aug 22, 2025Camillo Martino
See Remarks
POpen-market purchase
Common Stock
+30,000$2.84$85k259,127Aug 26, 2025
Jul 1, 2025Kyo-Hwa Liz Chung
director
AGrant or award
Common Stock
+45,455$0.00$094,683Jul 3, 2025
Jul 1, 2025Ilbok Lee
director
AGrant or award
Common Stock
+55,845$0.00$0275,026Jul 3, 2025
Jul 1, 2025Gilbert E Nathan
director
AGrant or award
Common Stock
+50,650$0.00$0206,693Jul 3, 2025
Jul 1, 2025Camillo Martino
See Remarks
AGrant or award
Common Stock
+53,247$0.00$0229,127Jul 3, 2025
Jun 15, 2025Kyo-Hwa Liz Chung
director
DDisposition to issuer
Common Stock
-15,814$3.84$61k49,228Jun 17, 2025
Jun 1, 2025Young-Joon Kim
See Remarks
AGrant or award
Common Stock
+164,269$0.00$0590,970Jun 3, 2025
Jun 1, 2025Shin Young Park
See Remarks
AGrant or award
Common Stock
+110,210$0.00$0241,786Jun 3, 2025
Jun 1, 2025Young-Joon Kim
See Remarks
AGrant or award
Performance-Based Restricted Stock Unitsderivative
+164,269$0.00$0164,269Jun 3, 2025
Jun 1, 2025Shin Young Park
See Remarks
AGrant or award
Performance-Based Restricted Stock Unitsderivative
+55,104$0.00$055,104Jun 3, 2025
Dec 31, 2024Theodore S Kim
See Remarks
FTax withholding
Common Stock
-2,917$4.02$12k311,199Jan 3, 2025
Dec 31, 2024Young-Joon Kim
See Remarks
FTax withholding
Common Stock
-5,017$4.02$20k652,906Jan 3, 2025
Dec 31, 2024Theodore S Kim
See Remarks
FTax withholding
Common Stock
-9,249$4.02$37k301,950Jan 3, 2025
Dec 31, 2024Young-Joon Kim
See Remarks
FTax withholding
Common Stock
-17,632$4.02$71k635,274Jan 3, 2025
Dec 31, 2024Theodore S Kim
See Remarks
FTax withholding
Common Stock
-8,750$4.02$35k293,200Jan 3, 2025
Dec 31, 2024Young-Joon Kim
See Remarks
FTax withholding
Common Stock
-15,517$4.02$62k619,757Jan 3, 2025

Insiders

Everyone who has filed a Form 4 here.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

MX insider trading: MAGNACHIP SEMICONDUCTOR Corp | InsiderTell