UNP: 8-K company filing

unp-20260514 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): May 18, 2026 ( May 14, 2026 ) ______________________________________ UNION PACIFIC CORPORATION (Exact name of registrant as specified in its charter) ______________________________________ Utah 1-6075 13-2626465 (State or other jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification No.) 1400 Douglas Street , Omaha , Nebraska 68179 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: ( 402 ) 544-5000 N/A (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 Name of each exchange on which registered Common Stock (Par Value $2.50 per share) UNP New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of