Silvia Villar-Mir de Fuentes - 18 Mar 2026 Form 3 Insider Report for Ferroglobe PLC (GSM)

Role
Director
Signature
/s/ Marta Bragado, attorney-in-fact for Silvia Villar-Mir de Fuentes
Issuer symbol
GSM
Transactions as of
18 Mar 2026
Net transactions value
$0
Form type
3
Filing time
18 Mar 2026, 17:35:08 UTC
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Villar-Mir de Fuentes Silvia Director THE SCALPEL, 18TH FLOOR, 52 LIME STREET,, LONDON, UNITED KINGDOM /s/ Marta Bragado, attorney-in-fact for Silvia Villar-Mir de Fuentes 18 Mar 2026 0002116270

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding GSM Ordinary shares 100 18 Mar 2026 Direct
holding GSM Ordinary shares 73,890 18 Mar 2026 By Panarea Capital SL
holding GSM Ordinary shares 78,580 18 Mar 2026 By spouse
holding GSM Ordinary shares 121,200 18 Mar 2026 By a corporation controlled by spouse

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding GSM Performance share units 18 Mar 2026 Ordinary shares 28,117 $0.000000 By spouse
holding GSM Performance share units 18 Mar 2026 Ordinary shares 70,464 $0.000000 By spouse
holding GSM Performance share units 18 Mar 2026 Ordinary shares 46,777 $0.000000 By spouse
holding GSM Performance share units 18 Mar 2026 Ordinary shares 23,066 $0.000000 By spouse
holding GSM Performance share units 18 Mar 2026 Ordinary shares 110,114 $0.000000 By spouse
holding GSM Performance share units 18 Mar 2026 Ordinary shares 432,771 $0.000000 By spouse
holding GSM Performance share units 18 Mar 2026 Ordinary shares 385,611 $0.000000 By spouse
holding GSM Performance share units 18 Mar 2026 Ordinary shares 333,935 $0.000000 By spouse F1
holding GSM Performance share units 18 Mar 2026 Ordinary shares 273,977 $0.000000 By spouse F1
holding GSM Performance share units 18 Mar 2026 Ordinary shares 285,278 $0.000000 By spouse F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Refers to the maximum number of shares to potentially vest for performance share units subject to performance periods that have not yet ended.

Remarks:

Exhibit 24 - Power of Attorney