Orion S.A. 10-Q

Item 5. Other Information None Item 6. Exhibits Exhibit Number Description 10.1 † Orion Engineered Carbons S.A. 2023 Omnibus Incentive Compensation Plan (incorporated by reference to Exhibit A to the Definitive Proxy Statement on Schedule 14A filed on March 27, 2023). 10.2 † Orion Engineered Carbons S.A. 2023 Non-Employee Director Plan (incorporated by reference to Exhibit B to the Definitive Proxy Statement on Schedule 14A filed on March 27, 2023). 31.1 * Certification of Principal Executive Officer required by Rule 13a-14(a) or Rule 15d-14(a) of the Exchange Act. 31.2 * Certification of Principal Financial Officer required by Rule 13a-14(a) or Rule 15d-14(a) of the Exchange Act. 32.1 ** Certification of the Principal Executive Officer pursuant to 18 U.S.C. Section 1350. 32.2 ** Certification of the Principal Financial Officer pursuant to 18 U.S.C. Section 1350. 101.INS Inline XBRL Instance Document. 101.SCH Inline XBRL Taxonomy Extension Schema. 101.CAL Inline XBRL Taxonomy Extension Calculation Linkbase. 101.LAB Inline XBRL Taxonomy Extension Label Linkbase. 101.PRE Inline XBRL Taxonomy Extension Presentation Linkbase. 101.DEF Inline XBRL Taxonomy Extension Definition Document. 104.0 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). * Filed herewith ** Furnished herewith † Management compensatory arrangement 24 Orion Engineered Carbons S.A. SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. ORION ENGINEERED CARBONS S.A. May 4, 2023 By /s/ Jeffrey Glajch Name: Jeffrey Glajch Title: Chief Financial Officer 25