Company Description

Sunshine Silver Mining & Refining Company engages in the exploration and development of mineral properties in the United States.

It primarily explores silver and copper deposits. The company’s principal asset is the Sunshine Complex covering an area of 9,561 hectares located in the Coeur d’Alene Mining District located in the Silver Valley in Idaho.

Sunshine Silver Mining & Refining Company was founded in 2010 and is headquartered in Kellogg, Idaho.

Sunshine Silver Mining & Refining Company

Country	United States
Founded	2010
IPO Date	Jun 4, 2026
Industry	Silver
Sector	Materials
Employees	95
CEO	Heather White

Contact Details

Address: 2209 Big Creek Rd Kellogg, Idaho 83837 United States
Phone	208 783 1700
Website	sunshinesilvermining.com

Stock Details

Ticker Symbol	SSMR
Exchange	NYSE
Stock Type	Common Stock
Fiscal Year	January - December
Reporting Currency	USD
IPO Price	$13.50
CIK Code	2091017
CUSIP Number	867866105
ISIN Number	US8678661054
Employer ID	85-3794822
SIC Code	1040

Key Executives

Name	Position
Heather Eileen White B.Sc., P. Eng	Chief Executive Officer and Director
Pieter Andre van Niekerk	Chief Financial Officer
Michelle H. Shepston J.D.	General Counsel and Secretary
Nick Furlin	Operations and Technical Services Manager
Nadine Ontiveros	Human Resources Manager

Latest SEC Filings

Date	Type	Title
Aug 10, 2026	SCHEDULE 13G	Filing
Aug 7, 2026	SCHEDULE 13G	Filing
Jul 23, 2026	8-K	Current Report
Jun 5, 2026	S-8	Securities to be offered to employees in employee benefit plans
Jun 5, 2026	424B4	Prospectus
Jun 3, 2026	EFFECT	Notice of Effectiveness
Jun 3, 2026	CERT	Certification by an exchange approving securities for listing
Jun 3, 2026	8-A12B	Registration of securities
May 26, 2026	S-1/A	[Amend] General form for registration of securities under the Securities Act of 1933
May 11, 2026	S-1	General form for registration of securities under the Securities Act of 1933

View All SEC Filings