El Pollo Loco Holdings, Inc. 10-Q

Item 5. Other Information. During the three months ended March 26, 2025, none of the Company’s directors or executive officers adopted or terminated any “Rule 10b5-1 trading arrangement” or “ non-Rule 10b5-1 trading arrangement ,” as those terms are defined in Regulation S-K, Item 408. ​ ​ ​ 41 Table of Contents Item 6. Exhibits. Exhibit Index ​ Number Description Filed Herewith Form Period Ended Exhibit Filing Date SEC File Number ​ ​ ​ ​ ​ ​ ​ ​ 3.1 Amended and Restated Certificate of Incorporation of El Pollo Loco Holdings, Inc. ​ 8-K N/A 3.1 6/3/2024 001-36556 ​ ​ ​ ​ ​ ​ ​ ​ 3.2 Certificate of Designations of Series A Preferred Stock of El Pollo Loco Holdings, Inc., as filed with the Secretary of State of the State of Delaware on August 9, 2023 ​ 8-K N/A 3.1 8/9/2023 001-36556 ​ ​ ​ ​ ​ ​ ​ ​ 3.3 Amended and Restated By-Laws of El Pollo Loco Holdings, Inc. ​ 8-K N/A 3.1 2/2/2024 001-36556 ​ ​ ​ ​ ​ ​ ​ ​ 4.1 Rights Agreement, dated as of August 8, 2023, between El Pollo Loco Holdings, Inc. and Equiniti Trust Company, LLC, as rights agent ​ 8-K N/A 4.1 8/9/2023 001-36556 ​ ​ ​ ​ ​ ​ ​ ​ 4.2 Amendment No. 1 to Rights Agreement, dated as of August 4, 2024, between El Pollo Loco Holdings, Inc. and Equiniti Trust Company, LLC, as rights agent ​ 8-K N/A 4.1 8/5/2024 001-36556 ​ ​ ​ ​ ​ ​ ​ ​ 10.1 Form of Stock Option Awards Agreement under 2025 Equity Incentive Plan X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 10.2 Form of Stock Option Awards Agreement under 2025 Equity Incentive Plan (Non-Director Officers) X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 10.3 Form of Restricted Stock Agreement under 2025 Equity Incentive Plan X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 10.4 Form of Restricted Stock Agreement under 2025 Equity Incentive Plan (Non-Director Officers) X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 10.5 Form of Performance Stock Agreement under 2025 Equity Incentive Plan X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 31.1 Certification of Chief Executive Officer under section 302 of the Sarbanes–Oxley Act of 2002 X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 31.2 Certification of Chief Financial Officer under section 302 of the Sarbanes–Oxley Act of 2002 X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 42 Table of Contents 32.1 Certification of Chief Executive Officer and Chief Financial Officer under 18 U.S.C. section 1350, adopted by section 906 of the Sarbanes–Oxley Act of 2002 * ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 101.INS Inline XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 101.SCH XBRL Taxonomy Extension Schema Document X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 101.CAL XBRL Taxonomy Extension Schema Document X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 101.DEF XBRL Taxonomy Extension Definition Linkbase Document X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 101.LAB XBRL Taxonomy Extension Label Linkbase Document X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 101.PRE XBRL Taxonomy Extension Presentation Linkbase Document X ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 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 X ​ ​ ​ ​ ​ * Pursuant to Item 601(b)(32)(ii) of Regulation S-K (17 C.F.R. § 229.601(b)(32)(ii)), this certification is deemed furnished, not filed, for purposes of section 18 of the Exchange Act, nor is it otherwise subject to liability under that section. It will not be deemed to be incorporated by reference into any filing under the Securities Act or the Exchange Act, except if the registrant specifically incorporates it by reference. ​ ​ 43 Table of Contents 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 thereunto duly authorized. ​ ​ El Pollo Loco Holdings, Inc. ​ ​ (Registrant) ​ ​ ​ Date: May 2, 2025 ​ /s/ Elizabeth Williams ​ ​ Elizabeth Williams ​ ​ Chief Executive Officer ​ ​ (duly authorized officer) ​ Date: May 2, 2025 ​ /s/ Ira Fils ​ ​ Ira Fils ​ ​ Chief Financial Officer ​ ​ (principal financial officer) ​ ​ ​ ​ 44