Ferroglobe (GSM) chair boosts stake with 26,000-share open-market buy

Rhea-AI Filing Summary

Ferroglobe PLC Executive Chairman Javier Lopez Madrid reported an open-market purchase of 26,000 ordinary shares of Ferroglobe at an average price of $3.8586 per share. The shares were acquired indirectly through Financiera Siacapital SL, which now holds 147,200 Ferroglobe ordinary shares.

In addition to this indirect holding, the filing shows Lopez Madrid directly owns 78,500 ordinary shares, with further indirect holdings of 73,890 shares through a corporation controlled by his spouse and 100 shares held by his spouse.

Insider Trade Summary

Net Buyer: 26,000 shares ($100,324)

Net Buy 4 txns

Insider Lopez Madrid Javier

Role Executive Chairman

Bought 26,000 shs ($100K)

Type	Security	Shares	Price	Value
Purchase	Ordinary shares	26,000	$3.8586	$100K
holding	Ordinary shares	--	--	--
holding	Ordinary shares	--	--	--
holding	Ordinary shares	--	--	--

Holdings After Transaction: Ordinary shares — 147,200 shares (Indirect, By Financiera Siacapital SL); Ordinary shares — 78,500 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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
Estimated average burden
hours per response:			0.5

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^*

Lopez Madrid Javier

(Last) (First) (Middle)

THE SCALPEL, 18TH FLOOR, 52 LIME STREET

(Street)

LONDON EC3M 7AF

(City) (State) (Zip)

UNITED KINGDOM

(Country)

2. Issuer Name and Ticker or Trading Symbol
Ferroglobe PLC [ GSM ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/23/2026

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

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

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

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
Ordinary shares	03/23/2026		P		26,000	A	$3.8586	147,200	I	By Financiera Siacapital SL
Ordinary shares								78,500	D
Ordinary shares								73,890	I	By a corporation controlled by spouse
Ordinary shares								100	I	By spouse

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/ Marta Bragado, attorney-in-fact for Javier Lopez Madrid	03/25/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Ferroglobe (GSM) report for Javier Lopez Madrid?

Ferroglobe reported that Executive Chairman Javier Lopez Madrid indirectly bought 26,000 ordinary shares in an open-market transaction at $3.8586 per share. The shares were acquired through Financiera Siacapital SL, an entity associated with him.

How many Ferroglobe (GSM) shares does Financiera Siacapital SL hold after the transaction?

After the reported transaction, Financiera Siacapital SL holds 147,200 Ferroglobe ordinary shares. This reflects the updated indirect ownership position associated with Executive Chairman Javier Lopez Madrid following the 26,000-share open-market purchase.

Is Javier Lopez Madrid’s new Ferroglobe (GSM) position direct or indirect?

The 26,000 Ferroglobe shares were acquired indirectly through Financiera Siacapital SL. Javier Lopez Madrid also has direct ownership of 78,500 shares and additional indirect holdings via a spouse-controlled corporation and his spouse.

What was the purchase price for Javier Lopez Madrid’s Ferroglobe (GSM) share buy?

The reported open-market purchase was made at an average price of $3.8586 per Ferroglobe ordinary share. This price applies to the 26,000 shares acquired indirectly through Financiera Siacapital SL on the transaction date.

What other Ferroglobe (GSM) holdings are reported for Javier Lopez Madrid and related parties?

The filing lists 78,500 ordinary shares held directly by Javier Lopez Madrid, 73,890 shares held indirectly through a corporation controlled by his spouse, and 100 shares held indirectly by his spouse, in addition to the Financiera Siacapital SL position.

What does the Form 4 for Ferroglobe (GSM) indicate about insider trading direction?

The Form 4 indicates a net-buy direction, with one open-market purchase totaling 26,000 shares and no reported sales. Other entries in the filing reflect updated holdings rather than additional buy or sell transactions.