[SEASPAN CORPORATION 4,000,000 Shares 8.20% Series G Cumulative Redeemable Perpetual Preferred Shares ($0.01 par value per share, liquidation preference $25.00 per share) Plus an option to purchase from the Company up to 600,000 additional Shares Underwriting Agreement New York, New York June 9, 2016 RBC Capital Markets, LLC 200 Vesey Street Three World Financial Center, 8th Floor New York, NY] [REEDER & SIMPSON PC ATTORNEYS AT LAW P.O. Box 601 Telephone: 011-692-625-3602 RRE Commercial Center Email: dreeder@ntamar.net Majuro, MH 96960 r.simpson@simpson.gr June 10, 2016 Seaspan Corporation Unit 2, 2nd Floor, Bupa Centre 141 Connaught Road West Hong Kong, China Re: Seaspan Corporation Ladies and Gentlemen: RMI Corporation Preliminary Prospectus Prospectus Registration Statement Shares We have acted as Republic of the] [June 10, 2016 Seaspan Corporation Unit 2, 2nd Floor Bupa Centre 141 Connaught Road West Hong Kong China Re: Seaspan Corporation Registration Statement on Form F-3 Ladies and Gentlemen: In addition, we have assumed, with your permission, (i) that the statements and representations concerning the Company and its operations contained in the Registration Statement, and the statements and representations contained] [REEDER & SIMPSON, P.C. ATTORNEYS AT LAW P.O. Box 601 Telephone: +692-625-3602 RRE Commercial Center Email: dreeder@ntamar.net Majuro, MH 96960 r.simpson@simpson.gr June 10, 2016 Seaspan Corporation Unit 2, 2nd Floor, Bupa Centre 141 Connaught Road West Hong Kong, China Re: Seaspan Corporation Ladies and Gentlemen: RMI Corporation Preliminary Prospectus Prospectus Registration Statement Shares We have acted as Republic of the] [Blake, Cassels & Graydon LLP Barristers & Solicitors Patent & Trade-mark Agents 595 Burrard Street, P.O. Box 49314 Suite 2600, Three Bentall Centre Vancouver BC V7X 1L3 Canada Tel: 604-631-3300 Fax: 604-631-3309 June 10, 2016 Seaspan Corporation Unit 2, 2nd Floor, Bupa Centre 141 Connaught Road West Hong Kong, China Dear Sirs/Mesdames: Re: Seaspan Corporation – Prospectus Supplement Company Prospectus] [THIS REPORT ON FORM 6-K IS HEREBY INCORPORATED BY REFERENCE INTO THE FOLLOWING REGISTRATION STATEMENT OF THE COMPANY: • REGISTRATION STATEMENT ON FORM F-3 (FILE NO. 333-211545) ORIGINALLY FILED WITH THE SEC ON May 23, 2016. 1.1 Underwriting Agreement 5.1 Opinion of Reeder & Simpson, P.C., Marshall Islands counsel to Seaspan Corporation 8.1 8.2 Opinion of Reeder & Simpson, P.C.,]