As filed with the Securities and Exchange Commission on April 29, 2021 Washington, D.C. 20549 Form 20‑F | (Mark One) | | | --- | --- | | ☐ | REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 | or ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 or ☐ SHELL COMPANY REPORT PURSUANT TO SECTION ...

As filed with the Securities and Exchange Commission on April 29, 2020 UNITED STATES SECURITIES AND EXCHANGE COMMISSION TA B L E O F C O N T E N T S | C | E | RTA | I | N | D | E | F | I | N | E | D | T | E | R | M | S | 4 | F | O | RWA | R | D | - | L | O | O | K | I | N | G | S | TAT | E | M | E | N | T | S | 5 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | - ...

As filed with the Securities and Exchange Commission on April 26, 2019 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 20‑F | (Mark One) ☐ | REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 | | --- | --- | | | or | | ☑ | ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | | | For the fiscal year ended December 31, 2018 | | | or | | ☐ | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURIT ...