Ferroglobe (GSM) officer details ordinary share and PSU holdings

Rhea-AI Filing Summary

Ferroglobe PLC officer Girardeau David Marie, Gabriel has reported his equity holdings in a Form 3 filing. The filing shows direct ownership of 55,164 ordinary shares of Ferroglobe.

He also holds performance share units that may convert into up to 32,450, 54,344 and 57,015 ordinary shares, with expiration dates in 2033, 2034 and 2035. According to the footnote, these amounts are the maximum shares that could vest and remain subject to performance periods that have not yet ended.

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

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1. Name and Address of Reporting Person^*

Girardeau David Marie, Gabriel

(Last) (First) (Middle)

THE SCALPEL, 18TH FLOOR, 52 LIME STREET

(Street)

LONDON EC3M 7AF

(City) (State) (Zip)

UNITED KINGDOM

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

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

3a. Foreign Trading Symbol

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

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Ordinary shares	55,164	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Performance share units	05/30/2026	05/30/2033	Ordinary shares	32,450(1)	$0	D
Performance share units	06/19/2027	06/19/2034	Ordinary shares	54,344(1)	$0	D
Performance share units	09/10/2028	09/10/2035	Ordinary shares	57,015(1)	$0	D

Explanation of Responses:

1. Refers to the maximum number of shares to potentially vest for performance share units subject to performance periods that have not yet ended.

Remarks:

Chief People and Culture Officer. Exhibit 24 - Power of Attorney

	/s/ Marta Bragado, attorney-in-fact for David Girardeau	03/18/2026
	** 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 5 (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 3: SEC 1473 (03-26)

FAQ

What does Ferroglobe (GSM) disclose in Girardeau David Marie, Gabriel’s Form 3?

The Form 3 shows that company officer Girardeau David Marie, Gabriel directly holds 55,164 ordinary shares of Ferroglobe. It also lists several performance share unit awards that may convert into ordinary shares, subject to future performance conditions and stated expiration dates.

How many ordinary shares does the Ferroglobe (GSM) officer currently hold directly?

The officer directly holds 55,164 ordinary shares of Ferroglobe PLC. This figure represents his reported direct ownership after the transactions listed in the Form 3, providing a baseline view of his current equity stake in the company’s ordinary shares.

What performance share units are reported for the Ferroglobe (GSM) officer in this Form 3?

The filing lists three performance share unit positions, each tied to Ferroglobe ordinary shares. They reference up to 32,450, 54,344 and 57,015 underlying ordinary shares, which may vest in the future depending on performance periods that have not yet ended.

When do the reported Ferroglobe (GSM) performance share units expire?

The performance share units have expiration dates in 2033, 2034 and 2035. Specifically, they expire on May 30, 2033, June 19, 2034 and September 10, 2035, defining the latest dates by which related vesting or settlement can occur under the awards.

Are the Ferroglobe (GSM) performance share units already vested for the reporting officer?

No, they are not yet fully vested. A footnote explains the amounts shown are the maximum number of shares that may vest from the performance share units, which are still subject to performance periods that have not yet ended and future outcomes.