Silvercorp Announces Filing of Base Shelf Prospectus

Trading Symbols: TSX/NYSE AMERICAN: SVM

VANCOUVER, British Columbia – September 4, 2025 – Silvercorp Metals Inc. (“Silvercorp” or the “Company”) (TSX/NYSE American: SVM) (the “Company”) today announced that it has filed a base shelf prospectus dated September 4, 2025 (the “Base Shelf Prospectus”) with the securities commissions in all of the provinces and territories of Canada, relying on the well-known seasoned issuer exemption. A corresponding registration statement on Form F-10 has been filed with the United States Securities and Exchange Commission (the “SEC”) under the United States Securities Act of 1933, as amended, and the U.S./Canada Multijurisdictional Disclosure System (the “Registration Statement”), and has become effective under the U.S./Canada Multijurisdictional Disclosure System.

The Base Shelf Prospectus and Registration Statement qualifies the Company to offer up to US$400 million of common shares, preferred shares, debt securities, subscription receipts, units and warrants or any combination thereof (collectively, the “Securities”) during the 25-month period that the Base Shelf Prospectus remains effective. In order to maintain financial flexibility, and consistent with past practice, the Company has historically maintained a base shelf prospectus. The Company has no present intention to offer Securities pursuant to the Base Shelf Prospectus.

Securities may be offered under the Base Shelf Prospectus (and corresponding Registration Statement) separately or together, offered in amounts, at prices and on terms to be determined based on market conditions at the time of sale and, subject to applicable regulations, may include “at-the-market” transactions, public offerings or strategic investments. The specific terms of any offering of Securities, if any, including the use of proceeds from such offering, will be set forth in a shelf prospectus supplement pertaining to such offering to be filed with applicable securities regulatory authorities.

Copies of the Base Shelf Prospectus and Registration Statement may be obtained on request without charge from the Company at 1750-1066 West Hastings Street, Vancouver, British Columbia, Canada  V6E 3X1, telephone (604) 669-9397 and can be found under the Company’s SEDAR+ profile at www.sedarplus.com and on EDGAR at www.sec.gov, respectively.

This press release does not constitute an offer to sell or a solicitation of an offer to buy, nor shall there be any sale of these Securities in any jurisdiction in which an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction.

About Silvercorp

Silvercorp is a Canadian mining company producing silver, gold, lead, and zinc with a long history of profitability and growth potential. The Company’s strategy is to create shareholder value by 1) focusing on generating free cash flow from long life mines; 2) organic growth through extensive drilling for discovery; 3) ongoing merger and acquisition efforts to unlock value; and 4) long term commitment to responsible mining and ESG. For more information, please visit our website at www.silvercorpmetals.com.