Shareholder Vote · 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): May 4, 2026 IMPERIAL OIL LIMITED ___________________________________________________________________ (Exact name of registrant as specified in its charter) Canada 0-12014 98-0017682 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Identification No.) 505 Quarry Park Boulevard S.E. , Calgary , Alberta T2C 5N1 (Address of principal executive offices) (Zip Code)      Registrant's telephone number, including area code: 1- 800 - 567-3776 ____________________________________________________________________ (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 None None 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 5.07 Submission of Matters to a Vote of Security Holders At the annual meeting of shareholders on May 4, 2026, each of the seven nominees proposed as directors of Imperial Oil Limited (the “Company”) were elected to hold office until the close of the next annual meeting. The votes for the directors were: T.T. Bryja 437,918,186 shares for and 6,234,192 shares against, S.R. Driscoll 441,335,843 shares for and 2,816,535 shares against, J.N. Floren 434,436,089 shares for and 9,716,290 shares against, G.J. Goldberg 437,487,501 shares for and 6,664,878 shares against, N.A. Hansen 432,855,020 shares for and 11,297,359 shares against, M.C. Hubbs 409,772,988 shares for and 34,379,391 shares against, and J.R. Whelan 434,445,453 shares for and 9,706,926 shares against.   At the same annual meeting of shareholders, PricewaterhouseCoopers LLP was reappointed as the auditor of the Company by a vote of 437,529,788 shares for and 10,505,899 shares withheld. Item 7.01 Regulation FD Disclosure On May 4, 2026, Imperial Oil Limited (the “Company”) by means of a press release announced the voting results for the election of directors displayed in accordance with Canadian requirements. A copy of the press release is attached as Exhibit 99.1 to this report. Item 9.01 Financial Statements and Exhibits.           (d) Exhibits. The following exhibit is furnished as part of this report on Form 8-K: 99.1 News release of the Company on May 4, 2026 announcing the voting results for the election of directors in accordance with Canadian requirements. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document).      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 hereunto duly authorized. IMPERIAL OIL LIMITED Date: May 4, 2026     By: /s/ Ian Laing Name: Ian Laing Title: Vice-president, general counsel and corporate secretary By: /s/ Cathryn Walker Name: Cathryn Walker Title: Assistant corporate secretary