UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM N-PX ANNUAL REPORT OF PROXY VOTING RECORD OF REGISTERED MANAGEMENT INVESTMENT COMPANY INVESTMENT COMPANY ACT FILE NUMBER: 811-23027 NAME OF REGISTRANT: John Hancock Collateral Trust ADDRESS OF PRINCIPAL EXECUTIVE OFFICES: 200 Berkeley Street Boston, MA 02116 NAME AND ADDRESS OF AGENT FOR SERVICE: Charles A. Rizzo 197 Clarendon Street Boston, MA 02116 REGISTRANT'S TELEPHONE NUMBER: 6176633000 DATE OF FISCAL YEAR END: 12/31 DATE OF REPORTING PERIOD: 07/01/2021 - 06/30/2022 2X45 John Hancock Collateral Trust -------------------------------------------------------------------------------------------------------------------------- The fund held no voting securities during the reporting period and did not vote any securities or have any securities that were subject to a vote during the reporting period. SIGNATURES Pursuant to the requirements of the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. (Registrant) John Hancock Collateral Trust By (Signature) /s/ Andrew G. Arnott Name Andrew G. Arnott Title President Date 08/24/2022