Page 1

☐ ☑ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON , D.C. 20549 FORM 40 - F REGISTRATION STATEMENT PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 OR ANNUAL REPORT PURSUANT TO SECTION 13 ( a ) OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended : December 31 , 2020 Commission File Number : 001-35297 1040 FORTUNA SILVER MINES INC . ( Exact name of Registrant as specified in its charter ) N / A ( Translation of Registrant's name into English ( if applicable ) ) British Columbia , Canada ( Province or other jurisdiction of incorporation or organization ) ( Primary Standard Industrial Classification Code Number ( if applicable ) ) 200 Burrard Street , Suite 650 N / A ( I.R.S. Employer Identification Number ( if applicable ) ) Vancouver , British Columbia V6C 3L6 , Canada 604-484-4085 ( Address and telephone number of Registrant's principal executive offices ) National Corporate Research , Ltd. 10 East 40th Street , 10th Floor New York , New York 10016 212-947-7200 ( Name , address ( including zip code ) and telephone number ( including area code ) of agent for service in the United States ) Securities registered or to be registered pursuant to Section 12 ( b ) of the Act . Title of each class Common Shares Trading Symbol ( s ) FSM Name of each exchange on which registered New York Stock Exchange Securities registered or to be registered pursuant to Section 12 ( g ) of the Act . None ( Title of Class ) Securities for which there is a reporting obligation pursuant to Section 15 ( d ) of the Act . None ( Title of Class )