Results of Operations · Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 8-K   CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): APRIL 23, 2024   RYDER SYSTEM, INC. (Exact name of registrant as specified in its charter)  Florida 1-4364 59-0739250 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 2333 Ponce de Leon Blvd., Suite 700 33134 Coral Gables, Florida (Zip Code) (Address of principal executive offices) Registrant’s telephone number, including area code: ( 305 ) 500-3726 Not Applicable (Former name or former address, if changed since last report.)   Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions ( see General Instruction A.2. below): ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock R New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company     ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.     ☐ Item 2.02 Results of Operations and Financial Condition On April 23, 2024, we issued a press release reporting our financial results for the three months ended March 31, 2024 (the "Press Release"). The Press Release is available on our website, at http://investors.ryder.com . Item 7.01 Regulation FD Disclosure We are hosting a conference call and webcast on April 23, 2024, during which we will make a presentation on our financial results for the three months ended March 31, 2024 (the "Presentation"). The Presentation has been made available on our website, at http://investors.ryder.com . The information in this Report, including Exhibit 99.1, is being furnished pursuant to Item 2.02 of Form 8-K, and General Instruction B.2 thereunder, and shall not be deemed to be incorporated by reference in any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934, except as expressly set forth by specific reference to such filing. Item 9.01(d) Exhibits The following exhibits are furnished as part of this report on Form 8-K:   Exhibit 99.1 Press Release, dated April 23 , 2024 , relating to Ryder System, Inc.’s financial results for the three months ended March 31, 2024 . Exhibit 104 Cover Page Interactive Data File - The Cover page of this Current Report on Form 8-K, formatted in Inline XBRL. SIGNATURE 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 hereunto duly authorized.   Date: April 23 , 2024 RYDER SYSTEM, INC. (Registrant)   By: /s/ John J. Diez     John J. Diez Executive Vice President, Chief Financial Officer