HYZN 2023 Proxy Statement

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters The following table sets forth information known to the Company regarding the beneficial ownership of Class A Common Stock as of May 31, 2023 by: • each person known to the Company to be the beneficial owner of more than 5% of outstanding Class A Common Stock; • each of the Company’s named executive officers and directors; and • all executive officers and directors of the Company as a group. Beneficial ownership is determined according to the rules of the SEC, which generally provide that a person has beneficial ownership of a security if he, she or it possesses sole or shared voting or investment power over that security, including options and warrants that are currently exercisable or exercisable within 60 days. Class A Common Stock issuable upon exercise of options and warrants currently exercisable within 60 days are deemed outstanding solely for purposes of calculating the percentage of total voting power of the beneficial owner thereof. The beneficial ownership of Class A Common Stock is based on 244,605,032 shares of Class A Common Stock issued and outstanding as of May 31, 2023. Unless otherwise indicated, the Company believes that each person named in the table below has sole voting and investment power with respect to all shares of Class A Common Stock beneficially owned by them. Name and Address of Beneficial Owners Numberof Sharesof Class A Common Stock Beneficially Owned %of Outstanding ClassA Common Stock Five Percent Holders(1) Horizon Fuel Cell Technologies Pte. Ltd. (2) 151,869,414 62.1% Long Focus Capital Management, LLC(3) 13,022,055 5.3% Directors and Executive Officers Erik Anderson(4) 727,816 * IvyBrown(5) 96,869 * Dennis Edwards(6) 274,069 * Andrea Farace(7) — * Matthew Foulston(8) — * Viktor Meng(9) 141,169 * Elaine Wong(10) 878,255 * GeorgeGu(11) 5,759,000 2.4% Parker Meeks(12) 288,674 * Craig Knight(13) 5,880,700 2.4% Pat Griffin(14) 15,130 * Samuel Chong(15) — * All Directors and Executive Officers as a group (17 persons)(16) 8,302,086 3.4% * Less than one percent. (1) The Company is permitted to rely on the information reported by each beneficial owner in filings with the SEC and has no reason to believe that the information is incomplete or inaccurate or that the beneficial owner should have filed an amended report and did not. (2) Hymas is the record holder of the shares. Hymas is 79.62% owned indirectly by Horizon, through its subsidiaries, including JS Horizon and Horizon Fuel Cell Technology (Hong Kong) Ltd. (“HFCT HK”). Horizon, by reason of its ownership of the voting securities of JS Horizon, JS Horizon’s ownership of the voting securities of HFCT HK, and HFCT HK’s ownership of the voting securities of Hymas, ultimately has the right to elect or appoint the members of the governing body of Hymas and, therefore, to direct the management and policies of Hymas. As a result, Horizon has voting and investment power over the shares of Class A common stock held of record by Hymas. Mr. Gu beneficially owns 17.6% of Horizon, consisting of 119,892 Ordinary Shares of Horizon, which is approximately 46.9% of the outstanding Ordinary Shares of Horizon, and 1 D-1 Preferred Share of Horizon, which is approximately 0.0% of the outstanding D-1 Preferred Shares of Horizon. Mr. Gu disclaims any beneficial ownership of Class A common stock by reason of his beneficial 32 | Hyzon Motors 2023 Proxy Statement

RkJQdWJsaXNoZXIy MTc1MzI0Mw==