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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Name of Issuer)

(Title of Class of Securities)

(CUSIP Number)

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13D/A 0001193805-25-001000 0001726173 XXXXXXXX LIVE 2 Common Stock 12/23/2025 true 0000807882 466367109 JACK IN THE BOX INC 9357 SPECTRUM CENTER BLVD SAN DIEGO CA 92123-1516 Sardar Biglari 210-344-3400 Biglari Holdings Inc. 19100 Ridgewood Pkwy, Suite 1200 San Antonio TX 78259 Michael Neidell, Esq. 212-451-2300 Olshan Frome Wolosky LLP 1325 Avenue of the Americas New York NY 10019 0001726173 N Biglari Holdings Inc. OO N IN 200617.00 0.00 200617.00 0.00 200617.00 N 1.1 CO 0001334426 N LION FUND, L.P. WC N DE 542700.00 0.00 542700.00 0.00 542700.00 N 2.9 PN 0001580602 N LION FUND II, L.P. WC N DE 1140952.00 0.00 1140952.00 0.00 1140952.00 N 6.0 PN Y Southern Pioneer Property & Casualty Insurance Company WC N AR 106317.00 0.00 106317.00 0.00 106317.00 N 0.6 IC Y First Guard Insurance Company WC N AZ 21900.00 0.00 21900.00 0.00 21900.00 N 0.1 IC 0002035328 N Biglari Reinsurance Ltd. WC OO N D0 148217.00 0.00 148217.00 0.00 148217.00 N 0.8 CO 0002034968 N Biglari Insurance Group Inc. OO N DE 148217.00 0.00 148217.00 0.00 148217.00 N 0.8 CO Y Western Sizzlin Corporation WC N DE 52400.00 0.00 52400.00 0.00 52400.00 N 0.3 CO 0001334429 N BIGLARI CAPITAL CORP. AF N TX 1683652.00 0.00 1683652.00 0.00 1683652.00 N 8.9 OO 0001334430 N BIGLARI, SARDAR AF N X1 1884269.00 0.00 1884269.00 0.00 1884269.00 N 9.98 IN Common Stock JACK IN THE BOX INC 9357 SPECTRUM CENTER BLVD SAN DIEGO CA 92123-1516 Item 4 is hereby amended to add the following: On December 23, 2025, the Reporting Persons withdrew their nomination of Sardar Biglari as a nominee at the Annual Meeting. Item 6 is hereby amended to add the following: Effective December 23, 2025, the Reporting Persons withdrew their nomination of Mr. Biglari as a nominee for election to the Board at the Annual Meeting. Biglari Holdings Inc. /s/ Sardar Biglari Sardar Biglari, Chairman and Chief Executive Officer 12/29/2025 LION FUND, L.P. /s/ Sardar Biglari Sardar Biglari, Chairman and Chief Executive Officer of Biglari Capital Corp., its general partner 12/29/2025 LION FUND II, L.P. /s/ Sardar Biglari Sardar Biglari, Chairman and Chief Executive Officer of Biglari Capital Corp., its general partner 12/29/2025 Southern Pioneer Property & Casualty Insurance Company /s/ Sardar Biglari Sardar Biglari, Authorized Signatory 12/29/2025 First Guard Insurance Company /s/ Sardar Biglari Sardar Biglari, Authorized Signatory 12/29/2025 Biglari Reinsurance Ltd. /s/ Sardar Biglari Sardar Biglari, Chairman and Chief Executive Officer 12/29/2025 Biglari Insurance Group Inc. /s/ Sardar Biglari Sardar Biglari, Chairman of the Board 12/29/2025 Western Sizzlin Corporation /s/ Sardar Biglari Sardar Biglari, President 12/29/2025 BIGLARI CAPITAL CORP. /s/ Sardar Biglari Sardar Biglari, Chairman and Chief Executive Officer 12/29/2025 BIGLARI, SARDAR /s/ Sardar Biglari Sardar Biglari 12/29/2025