Silvercorp Metals Inc.

12/15/2025 | Press release | Distributed by Public on 12/15/2025 13:18

Specialized Disclosure Report (Form SD)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM SD

Specialized Disclosure Report

SILVERCORP METALS INC.

(Exact name of registrant as specified in its charter)

British Columbia, Canada

​ ​ ​

001-34184

​ ​ ​

Not applicable

(State or other jurisdiction of
incorporation or organization)

(Commission File Number)

(IRS Employer
Identification No.)

Suite 1750 - 1066 West Hastings Street
Vancouver, British Columbia, Canada

V6E 3X1

(Address of principal executive offices)

(Zip Code)

Jonathan Hoyles

(604) 669-9397

(Name and telephone number, including area code, of person to contact in connection with this report)

Check the appropriate box to indicate the rule pursuant to which this form is being filed, and provide the period to which the information in this form applies:

☐ Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, ___________.

ý Rule 13q-1 under the Securities Exchange Act (17 CFR 240.13q-1) for the fiscal year ended March 31, 2025.

SECTION 1 - Conflict Minerals Disclosure

Item 1.01 - Conflict Minerals Disclosure and Report

Not applicable

Item 1.02 - Exhibit

Not applicable

SECTION 2 - RESOURCE EXTRACTION ISSUER DISCLOSURE

Item 2.01 Resource Extraction Issuer Disclosure and Report

Silvercorp Metals Inc. ("Silvercorp") is subject to Canada's Extractive Sector Transparency Measures Act ("ESTMA"). Silvercorp is relying on the alternative reporting provision of Item 2.01 and providing its ESTMA report for the year ended March 31, 2025 to satisfy the requirements of Item 2.01. Silvercorp's ESTMA report is available on Silvercorp's website at https://silvercorpmetals.com/estma/ or on the Government of Canada's website at https://natural-resources.canada.ca/our-natural-resources/minerals-mining/services-for-the-mining-industry/extractive-sector-transparency-measures-act/links-estma-reports/18198. The payment disclosure required by Form SD is included as Exhibit 2.01 to this Form SD.

SECTION 3 - EXHIBITS

Item 3.01. Exhibits

The following exhibit is filed as part of this report.

Exhibit Number

​ ​ ​

Description

2.01

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned.

SILVERCORP METALS INC.

By:

/s/ Jonathan Hoyles

​ ​ ​

December 15, 2025

Jonathan Hoyles

(Date)

General Counsel

Silvercorp Metals Inc. published this content on December 15, 2025, and is solely responsible for the information contained herein. Distributed via Edgar on December 15, 2025 at 19:18 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]