SSR Mining (SSRM) EVP Thomopoulos has shares withheld to cover RSU taxes

Rhea-AI Filing Summary

SSR Mining Inc. executive Joanne Thomopoulos reported a routine tax-related share disposition. On April 1, 2026, she had 3,481 Common Shares withheld at $31.62 per share to cover tax obligations tied to the vesting of restricted stock units. These are not open-market sales but shares retained by the company for withholding purposes. After this event, she directly holds 101,211 Common Shares of SSR Mining.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Thomopoulos Joanne

Role EVP, Human Resources

Type	Security	Shares	Price	Value
Tax Withholding	Common Shares	3,481	$31.62	$110K

Holdings After Transaction: Common Shares — 101,211 shares (Direct)

Footnotes (1)

1. Represents shares withheld to satisfy tax withholding obligations with respect to the vesting of restricted stock units. Shares withheld at a price of USD $31.62.

Key Figures

Shares withheld for taxes: 3,481 shares Withholding price: $31.62 per share Shares held after transaction: 101,211 shares

3 metrics

Shares withheld for taxes 3,481 shares Tax-withholding disposition on April 1, 2026

Withholding price $31.62 per share Value used for tax withholding on RSU vesting

Shares held after transaction 101,211 shares Direct Common Share holdings after tax withholding

Key Terms

restricted stock units, tax withholding obligations, Form 4, tax-withholding disposition

4 terms

restricted stock units financial

"with respect to the vesting of restricted stock units."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

"shares withheld to satisfy tax withholding obligations with respect to the vesting"

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

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^*

Thomopoulos Joanne

(Last) (First) (Middle)

6900 E. LAYTON AVE

SUITE 1300

(Street)

DENVER COLORADO 80237

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SSR MINING INC. [ SSRM ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Human Resources

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

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
Common Shares	04/01/2026		F		3,481(1)	D	$31.62(2)	101,211	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

Explanation of Responses:

1. Represents shares withheld to satisfy tax withholding obligations with respect to the vesting of restricted stock units.

2. Shares withheld at a price of USD $31.62.

Remarks:

	/s/ Jasmine Miller, attorney-in-fact for Joanne Thomopoulos	04/02/2026
	** 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 SSRM executive Joanne Thomopoulos report?

Joanne Thomopoulos reported a tax-withholding disposition of 3,481 SSR Mining Common Shares. The shares were withheld by the company to satisfy tax obligations arising from vesting restricted stock units, rather than sold in the open market.

At what price were Joanne Thomopoulos’s SSRM shares withheld for taxes?

The 3,481 SSR Mining shares were withheld at a price of $31.62 per share. This price was used solely to calculate the value of shares needed to satisfy her tax withholding obligations on restricted stock unit vesting.

How many SSRM shares does Joanne Thomopoulos hold after this Form 4 transaction?

Following the tax-withholding event, Joanne Thomopoulos directly holds 101,211 SSR Mining Common Shares. This figure reflects her remaining position after 3,481 shares were withheld to cover taxes on vesting restricted stock units.

Was Joanne Thomopoulos’s SSRM Form 4 transaction an open-market sale?

No, the Form 4 transaction was not an open-market sale. The 3,481 shares were withheld by SSR Mining to satisfy tax withholding obligations on vesting restricted stock units, a routine administrative action rather than a discretionary share sale.

What does the F transaction code mean in Joanne Thomopoulos’s SSRM Form 4?

The F code indicates shares were disposed to pay taxes or exercise costs. In this case, 3,481 SSR Mining shares were withheld to cover tax obligations from vesting restricted stock units, rather than being sold through an open-market transaction.