X0202 SCHEDULE 13D/A 0000950170-25-079018 0001509012 XXXXXXXX LIVE 2 Common Stock, par value $0.01 per share 04/08/2026 true 0001606366 268603107 El Pollo Loco Holdings, Inc.

575 Anton Blvd. Suite 1100 Costa Mesa CA 92626

T.A. McKinney (212) 981-0140 CapitalSpring, 261 Madison Ave. 9th Floor New York NY 10016 Louis Rambo (212) 969-3000 Proskauer Rose, LLP, Eleven Times Square New York NY 10036 Kristian Herrmann (212) 969-3000 Proskauer Rose, LLP, Eleven Times Square New York NY 10036 Y CSIP VI Corporate Acquisitions, LP b WC N DE 0 1111381 0 1111381 1111381 N 3.7 PN Y CSFC Financing I, LLC b WC N DE 0 22682 0 22682 22682 N 0.1 OO Y CSFC Management Company, LLC b AF N DE 0 1134063 0 1134063 1134063 N 3.8 OO 0001509012 N CapitalSpring Finance Company, LLC b AF N DE 0 1134063 0 1134063 1134063 N 3.8 OO Y Richard Fitzgerald b AF N X1 0 1134063 0 1134063 1134063 N 3.8 IN Common Stock, par value $0.01 per share El Pollo Loco Holdings, Inc. 575 Anton Blvd. Suite 1100 Costa Mesa CA 92626 This Schedule 13D represents Amendment No. 2 to the Schedule 13D filed by CSIP VI Corporate Acquisitions, LP, CSFC Financing I, LLC, CSFC Management Company, LLC, CapitalSpring Finance Company, LLC, and Richard Fitzgerald (the "Reporting Persons") on May 29, 2025, as amended by Amendment No. 1 thereto, filed on June 10, 2025, which represented a joint filing with W.K.S. Restaurant Corporation and Roland Spongberg (the "WKS Persons"). This Amendment No. 2 is made by the Reporting Persons. Item 2 of the Schedule 13D is hereby amended and restated as follows: The names of the persons filing this report (collectively, the "Reporting Persons") with respect to shares of Common Stock, par value $0.01 per share (the "Shares") of El Pollo Loco Holdings, Inc. (the "Issuer") are: (i) CSIP VI Corporate Acquisitions, LP ("CSIP VI") (ii) CSFC Financing I, LLC ("CSFC Fin I") (iii) CSFC Management Company, LLC ("CapitalSpring") (iv) CapitalSpring Finance Company, LLC ("CFC") (v) Richard Fitzgerald The address of the principal business office of the Reporting Persons is 3100 West End Avenue, Suite 940, Nashville, TN 37203. CSIP VI and CSFC Fin I are investment funds engaged in the purchase, holding and sale of securities for investment purposes. CFC is the parent company of CapitalSpring. CapitalSpring is the manager of CSFC Fin I and CFC and the investment manager of CSIP VI. Mr. Fitzgerald is the Managing Partner of CapitalSpring. No Reporting Person has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). No Reporting Person has, during the last five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. CSIP VI is a Delaware limited partnership. Each of CSFC Fin I, CapitalSpring, and CFC is a Delaware limited liability company. Mr. Fitzgerald is a United States citizen. Item 4 of the Schedule 13D is hereby amended and supplemented as follows: The information set forth in Item 5(c) of this Amendment No. 2 is incorporated by reference into this Item 4. The Reporting Persons may, at any time, and subject to compliance with applicable securities laws and regulatory requirements, dispose of or distribute some or all of their remaining Shares of common stock or other securities of the Issuer depending on various factors, including, but not limited to, the price of the Shares, the terms and conditions of the transaction and prevailing market conditions, as well as the liquidity and diversification objectives of the Reporting Persons. Representatives of the Reporting Persons do not currently intend to have additional discussions with the Issuer's management or other third parties regarding the matters discussed in Item 4 of Amendment No. 1 to this Schedule 13D. The Reporting Persons expect to continuously review their investment in the Issuer and may, at any time and from time to time, review or reconsider their position and/or change their purpose and/or formulate plans or proposals with respect thereto. Item 5 of the Schedule 13D is hereby amended and supplemented as follows: CSIP VI holds 1,111,381 Shares. CSFC Fin I holds 22,682 Shares. No Shares beneficially owned by the WKS Persons are included in this Amendment No. 2 to Schedule 13D. The ownership percentages set forth on the cover pages to this Amendment No. 2 to Schedule 13D are based on 29,956,259 Shares outstanding as of March 6, 2026, as reported by the Issuer in its Annual Report on Form 10-K filed with the Securities and Exchange Commission on March 13, 2026. See rows (7) through (10) of the cover pages to this Amendment No. 2 to Schedule 13D for the number of Shares as to which each Reporting Person has the sole or shared power to vote or direct the vote and sole or shared power to dispose or to direct the disposition. Except as set forth on Schedule A to this Amendment No. 2, none of the Reporting Persons has effected any transaction with respect to the Shares during the past sixty (60) days. No person, other than the Reporting Persons, has the right to receive or the power to direct the receipt of dividends or proceeds of the sale of the Shares reported herein. As of April 1, 2026, the Reporting Persons ceased to be the beneficial owners of more than five percent of the outstanding Shares of the Issuer. CSIP VI Corporate Acquisitions, LP /s/ Richard Fitzgerald 04/10/2026 CSFC Financing I, LLC /s/ Richard Fitzgerald 04/10/2026 CSFC Management Company, LLC /s/ Richard Fitzgerald 04/10/2026 CapitalSpring Finance Company, LLC /s/ Richard Fitzgerald 04/10/2026 Richard Fitzgerald /s/ Richard Fitzgerald 04/10/2026