COTWO ADVISORS PHYSICAL EUROPEAN CARBON ALLOWANCE TRUST 10-Q

Item 5. Other Information a) None. b) Not applicable. c) No officers or directors of the Trust have adopted , modified or terminated trading plans under either a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement” (as such terms are defined in Item 408 of Regulation S-K under the Securities Act of 1933, as amended) for the period ended August 31, 2025. Item 6. Exhibits The exhibits listed on the accompanying Exhibit Index, and such Exhibit Index, are filed or incorporated by reference as a part of this report. 20 EXHIBIT INDEX Pursuant to Item 601 of Regulation S-K Exhibit No. Description of Exhibit 31.1 Certification of Principal Executive Officer pursuant to Rule 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as amended, with respect to the Trust’s Quarterly Report on Form 10-Q for the quarter ended August 31, 2025. 31.2 Certification of Principal Financial Officer pursuant to Rule 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as amended, with respect to the Trust’s Quarterly Report on Form 10-Q for the quarter ended August 31, 2025. 32.1 Certification of Principal Executive Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, with respect to the Trust’s Quarterly Report on Form 10-Q for the quarter ended August 31, 2025. 32.2 Certification of Principal Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, with respect to the Trust’s Quarterly Report on Form 10-Q for the quarter ended August 31, 2025. 101.INS* Inline XBRL Instance Document 101.SCH* Inline XBRL Taxonomy Extension Schema Document 101.CAL* Inline XBRL Taxonomy Extension Calculation Linkbase Document 101.LAB* Inline XBRL Taxonomy Extension Label Linkbase Document 101.PRE* Inline XBRL Taxonomy Extension Presentation Linkbase Document 101.DEF* Inline XBRL Taxonomy Extension Definition Linkbase Document 104 Cover Page Interactive Data File—The cover page interactive data file does not appear in the interactive data file because its XBRL tags are embedded within the inline XBRL document. * Pursuant to Rule 406T of Regulation S-T, these interactive data files are deemed not filed or part of a registration statement or prospectus for purposes of Sections 11 or 12 of the Securities Act of 1933, as amended, are deemed not filed for the purposes of Section 18 of the Securities and Exchange Act of 1934, as amended, and otherwise are not subject to liability under those sections. 21 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned in the capacities* indicated thereunto duly authorized. COtwo Advisors LLC Sponsor of the Cotwo Advisors Physical European Carbon Allowance Trust (Registrant) /s/ Ronald Gutstein Ronald Gutstein Principal Executive Officer* /s/ Shari Crawford Shari Crawford Principal Financial Officer* Principal Accounting Officer* Date: October 15, 2025 * The Registrant is a trust and the persons are signing in their capacities as officers of COtwo Advisors LLC, the Sponsor of the Registrant. 22