[Form 4] MAGNACHIP SEMICONDUCTOR Corp Insider Trading Activity

Rhea-AI Filing Summary

Magnachip Semiconductor Corp (MX) reported a Form 4 showing a director acquired 6,320 shares of common stock on 11/15/2025 at a price of $0.00 per share. After this transaction, the director beneficially owns 213,013 shares directly, plus additional indirect holdings of common stock through GT Investments II Corp, a spouse, and children.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

NATHAN GILBERT E

(Last) (First) (Middle)

C/O MAGNACHIP SEMICONDUCTOR, LTD.,

108, YEOUI-DAERO, YEONGDEUNGPO-GU

(Street)

SEOUL M5 07335

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MAGNACHIP SEMICONDUCTOR Corp [ MX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/15/2025		A		6,320	A	$0.00	213,013	D
Common Stock								98,200	I	By GT Investments II Corp
Common Stock								1,905	I	By Spouse
Common Stock								1,690	I	By Child
Common Stock								1,675	I	By Child
Common Stock								1,860	I	By Child

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Shin Young Park	11/17/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Magnachip (MX) report in this Form 4?

The Form 4 reports that a director of Magnachip Semiconductor Corp (MX) acquired 6,320 shares of common stock on 11/15/2025 at a price of $0.00 per share.

How many Magnachip (MX) shares does the reporting person own after the transaction?

Following the reported transaction, the director beneficially owns 213,013 shares of Magnachip common stock directly, plus additional indirect holdings through GT Investments II Corp, a spouse, and children.

What was the transaction price for the Magnachip (MX) shares reported on the Form 4?

The 6,320 shares of Magnachip common stock reported on the Form 4 were acquired at a price of $0.00 per share.

What is the relationship of the reporting person to Magnachip Semiconductor Corp (MX)?

The reporting person is listed as a Director of Magnachip Semiconductor Corp (MX).

Are any of the Magnachip (MX) shares held indirectly by the reporting person?

Yes. In addition to directly held shares, the Form 4 shows indirect ownership of Magnachip common stock through GT Investments II Corp, a spouse, and children.

Does this Magnachip (MX) Form 4 report any derivative securities?

The Form 4 includes a table for derivative securities, but no derivative transactions are listed in the provided content.