Ferroglobe CFO sells 32K shares after award exercise

Ferroglobe PLC (GSM) reported insider transactions by Chief Finance Officer Beatriz Garcia Cos Muntanola involving ordinary shares and performance share units.

Rhea-AI Filing Summary

Ferroglobe PLC (GSM) reported insider transactions by Chief Finance Officer Beatriz Garcia Cos Muntanola involving ordinary shares and performance share units. On August 11, 2026, she exercised 36,784 performance share units into 36,784 ordinary shares at $0.00 per share, with 5,091 ordinary shares delivered or withheld for payment of exercise price or tax liability at $4.63 per share. On August 14, 2026, she sold 32,292 ordinary shares at a price of $4.30 per share in an open-market or private transaction.

Insider Trade Summary

Exercise and sale activity reported; no spread calculated

Exercise and Sale 4 txns

Insider Garcia Cos Muntanola Beatriz

Role CHIEF FINANCE OFFICER

Sold 32,292 shs ($139K)

Approx. gross sale proceeds $139K

Approx. exercise cost $0.00

Type	Security	Shares	Price	Value
Sale	ORDINARY SHARES	32,292	$4.30	$139K
Exercise	PERFORMANCE SHARE UNITS	36,784	$0.00	$0.00
Exercise	ORDINARY SHARES	36,784	$0.00	$0.00
Exercise Price or Tax Liability	ORDINARY SHARES	5,091	$4.63	$24K

Holdings After Transaction: PERFORMANCE SHARE UNITS — 0 contracts (Direct); ORDINARY SHARES — 31,693 shares (Direct)

Key Figures

Ordinary shares sold: 32,292 shares Sale price: $4.30 per share Performance share units exercised: 36,784 units +3 more

6 metrics

Ordinary shares sold 32,292 shares Sale of ordinary shares on 2026-08-14 at $4.30 per share

Sale price $4.30 per share Price for 32,292 ordinary shares sold on 2026-08-14

Performance share units exercised 36,784 units Performance share units converted into 36,784 ordinary shares on 2026-08-11

Shares withheld/delivered for exercise price or tax 5,091 shares Code F transaction on 2026-08-11 at $4.63 per share

Code F transaction price $4.63 per share Value assigned to 5,091 shares delivered or withheld on 2026-08-11

Exercise price for PSUs $0.00 per share Conversion of 36,784 performance share units into ordinary shares

Key Terms

PERFORMANCE SHARE UNITS, derivative security, Payment of exercise price or tax liability

3 terms

PERFORMANCE SHARE UNITS financial

"security_title: "PERFORMANCE SHARE UNITS" in the derivative transaction"

Performance share units are a type of company stock award given to employees that depend on the company meeting specific goals or targets. If these goals are achieved, the employee receives shares or the value of shares; if not, they may receive little or no compensation. This aligns employees’ interests with the company's success and encourages performance that benefits investors.

derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

Payment of exercise price or tax liability financial

"transaction_code_description: "Payment of exercise price or tax liability by delivering or withholding securities""

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did GSM report for Ferroglobe PLC’s CFO?

Ferroglobe PLC (GSM) disclosed that CFO Beatriz Garcia Cos Muntanola exercised 36,784 performance share units into ordinary shares and later sold 32,292 ordinary shares. In addition, 5,091 shares were delivered or withheld to cover exercise price or tax obligations.

How many Ferroglobe (GSM) shares did the CFO sell and at what price?

The CFO sold 32,292 Ferroglobe ordinary shares at $4.30 per share. The transaction is classified as a sale in an open-market or private transaction, representing a net reduction in directly held shares reported in this filing.

What derivative awards were exercised in this Ferroglobe (GSM) Form 4 filing?

The CFO exercised 36,784 performance share units, converting them into 36,784 ordinary shares at an exercise price of $0.00 per share. After the transaction, the reported holding of these derivative performance share units was reduced to 0.

How many Ferroglobe (GSM) shares were used to pay exercise price or taxes?

A total of 5,091 ordinary shares were delivered or withheld to pay the exercise price or tax liability. These shares are reported with a value of $4.63 per share under the code F transaction type.

Were the Ferroglobe (GSM) insider transactions under a Rule 10b5-1 plan?

The disclosure indicates the Rule 10b5-1 checkbox is not affirmatively marked, so these trades are not identified as being executed pursuant to a pre-arranged Rule 10b5-1 trading plan in this report.

What is the net effect of the reported GSM transactions on share ownership?

The filing shows a net sale of 32,292 ordinary shares, plus 5,091 shares delivered or withheld for exercise price or taxes, offset by the acquisition of 36,784 shares from performance share units, resulting in an overall net reduction of shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 08/20/2026 - 09:27 AM Accepted by SEC EDGAR 08/20/2026 - 09:26 AM Learn about SEC filing dates

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^*

Garcia Cos Muntanola Beatriz

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/11/2026

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	08/11/2026		M		36,784	A	$0	69,076	D
ORDINARY SHARES	08/11/2026		F		5,091	D	$4.63	63,985	D
ORDINARY SHARES	08/14/2026		S		32,292	D	$4.3	31,693	D

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
PERFORMANCE SHARE UNITS	$0	08/11/2026		M			36,784	12/16/2024	12/16/2030	ORDINARY SHARES	36,784	$0	0	D

Explanation of Responses:

	/s/ Julian Snow, attorney-in-fact for Beatriz Garcia Cos Muntanola	08/20/2026
	** 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)