Exhibit 99.1
TSX TRUST COMPANY
VIA ELECTRONIC TRANSMISSION
July 17, 2026
TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:
| RE: | SILVERCORP METALS INC. |
| Confirmation of Notice of Record and Meeting Dates |
We are pleased to confirm that the Notice of Record and Meeting Dates was sent to The Canadian Depository for Securities.
We advise the following with respect to the upcoming Annual General and Special Meeting of Security Holders for the subject issuer:
| 1 | ISIN: | CA82835P1036 | |
| CUSIP: | 82835P103 | ||
| 2 | Date Fixed for the Meeting: | September 25, 2026 | |
| 3 | Record Date for Notice: | August 12, 2026 | |
| 4 | Record Date for Voting: | August 12, 2026 | |
| 5 | Beneficial Ownership Determination Date: | August 12, 2026 | |
| 6 | Classes or Series of Securities that entitle the holder to receive Notice of the Meeting: | COMMON SHARES | |
| 7 | Classes or Series of Securities that entitle the holder to vote at the meeting: | COMMON SHARES | |
| 8 | Business to be conducted at the meeting: | Annual General and Special | |
| 9 | Notice-and-Access: | ||
| Registered Shareholders: | YES | ||
| Beneficial Holders: | YES | ||
| Stratification Level: | Not Applicable | ||
| 10 | Reporting issuer is sending proxy-related materials directly to Non-Objecting Beneficial Owners: | YES | |
| 11 | Issuer paying for delivery to Objecting Beneficial Owners: | NO |
| Yours truly, | |||
| TSX Trust Company | |||
| VANCOUVER | CALGARY | TORONTO | MONTRÉAL |
| 733 Seymour Street, | Telus Sky Building | 301 - 100 Adelaide Street West | 1701 - 1190, avenue des |
| Suite #2310 | 2110, 685 Centre Street SW | Toronto ON M5H 4H1 | Canadiens-de-Montréal, C. P. 37 |
| Vancouver, BC V6B 0S6 | Calgary Alberta T2G 1S5 | Montréal (Québec) H3B 0G7 | |
| Toll Free 1-866-600-5869 | |||
| T 604 689-3334 | T 403 218-2800 | T 416 361-0930 | T 514 395-5964 |