UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 _______________ _______________ Title of each class Trading Symbol(s) Name of exchange on which registered Common Shares, par value $0.01 per share 8.30% Senior Notes due 2022 SBLK SBLKZ Nasdaq Global Select Market Nasdaq Global Select Market FORM 20-F ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(B) OR 12(G) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 193 ...