EX-1.1

Exhibit 1.1

Execution Version

UNDERWRITING AGREEMENT

November 7, 2025

Exxon Mobil Corporation

22777 Springwoods Village Parkway

Spring, Texas 77389-1425

Ladies and Gentlemen:

We (collectively, the “Manager”) understand that Exxon Mobil Corporation, a New Jersey corporation (the “Company”), proposes to issue and sell $111,949,000 aggregate principal amount of its Floating Rate Notes due 2075 (the “Notes” or the “Offered Securities”).

Subject to the terms and conditions set forth herein or incorporated by reference herein, the Company hereby agrees to sell and the underwriters named below (the “Underwriters”) severally agree to purchase the Notes at 99.000% of the principal amount of such Notes and accrued interest from November 12, 2025, if any, to the date of payment and delivery.


Name of Underwriter	Principal Amount of Notes
RBC Capital Markets, LLC	$	52,675,000
Citigroup Global Markets Inc.		9,600,000
Deutsche Bank Securities Inc.		15,000,000
J.P. Morgan Securities LLC		17,900,000
UBS Securities LLC		16,774,000

Total:	$	111,949,000

Upon delivery of such Offered Securities, the Underwriters will pay for such Offered Securities at a closing to be held at the offices of Davis Polk & Wardwell LLP, 450 Lexington Avenue, New York, New York 10017 at 10:00 a.m. (New York time) on November 12, 2025, or at such other time as shall be designated by the Manager.

The Offered Securities will have the terms and conditions set forth in “Description of Notes” in the prospectus supplement for the Offered Securities, to be dated November 7, 2025 (the “prospectus supplement”), and terms defined therein will have the same meanings when used in this underwriting agreement (this “Agreement”). The following is a summary of such terms and conditions for the Offered Securities:


Principal Amount:		$111,949,000, subject to further issuances, as described below.

Maturity:		November 12, 2075

Interest Rate and Interest Payment Dates:		Floating rate based on Compounded SOFR (calculated as described in the preliminary prospectus supplement (as defined below)), minus 0.450%, calculated quarterly, and payable on February 12, May 12, August 12 and November 12 of each year, beginning February 12, 2026.

Optional Redemption Provisions:		On or after November 12, 2055, the Company may redeem the Notes at its option, in whole or in part, at any time and from time to time, upon not less than 10 nor more than 60 calendar days’ notice, at the following redemption prices (in each case, expressed as a percentage of the principal amount), if redeemed during the twelve-month periods beginning on November 12 as set forth below:


Twelve-Month Period Beginning On	Redemption Price
November 12, 2055		105.000	%
November 12, 2056		104.500	%
November 12, 2057		104.000	%
November 12, 2058		103.500	%
November 12, 2059		103.000	%
November 12, 2060		102.500	%
November 12, 2061		102.000	%
November 12, 2062		101.500	%
November 12, 2063		101.000	%
November 12, 2064		100.500	%
November 12, 2065		100.000	%


		and thereafter at 100.000% of the principal amount, in each case, together with any accrued and unpaid interest thereon to but excluding the redemption date.

Repayment at Option of Holder:		The Notes will be repayable at the option of any holder of the Notes, in whole or in part, on the repayment dates and at the repayment prices (in each case, expressed as a percentage of the principal amount) as set forth below:


Repayment Date	Repayment Price
November 12, 2026		98.000	%
May 12, 2027		98.000	%
November 12, 2027		98.000	%
May 12, 2028		98.000	%
November 12, 2028		98.000	%
May 12, 2029		98.000	%
November 12, 2029		98.000	%
May 12, 2030		98.000	%
November 12, 2030		98.000	%
May 12, 2031		98.000	%
November 12, 2031		99.000	%
May 12, 2032		99.000	%
November 12, 2032		99.000	%
May 12, 2033		99.000	%
November 12, 2033		99.000	%
May 12, 2034		99.000	%
November 12, 2034		99.000	%
May 12, 2035		99.000	%
November 12, 2035		99.000	%
May 12, 2036		99.000	%
November 12, 2036		100.000	%



		and on November 12 of every second year thereafter, through and including November 12, 2072, at 100.000% of the principal amount, in each case, together with any accrued and unpaid interest thereon to but excluding the repayment date.

Form and Denomination:		Global Security held through book-entry facilities of The Depository Trust Company (as described under “Description of Notes” in the preliminary prospectus supplement for the Notes). The Notes will be issued only in denominations of $1,000 and integral multiples thereof.

Further Issuances:		The Company may, without notice to, or consent of, the holders of the Notes, increase the aggregate principal amount of the Notes and issue such increased principal amount (or any portion thereof), in which case any such additional notes may be consolidated and form a single series with the Notes, provided that, if the additional notes are not fungible with the Notes, for U.S. federal income tax purposes, the additional notes will have a separate CUSIP number.

For purposes of Article VIII of the Standard Provisions (as defined below), we confirm that we have furnished to the Company for use in the preliminary prospectus supplement for the Offered Securities dated November 5, 2025 (the “preliminary prospectus supplement”) and the prospectus supplement:

(a) The second and third sentence of the third paragraph of text under “Underwriting” in such preliminary prospectus supplement and prospectus supplement, concerning the dealer concessions and reallowances;

(b) The first, second, third and fourth sentence of the sixth paragraph of text under “Underwriting” in such preliminary prospectus supplement and prospectus supplement, concerning short sales, stabilizing transactions and purchases to cover positions created by short sale by the Underwriters;

(c) The fourth sentence of the seventh paragraph of text under “Underwriting” in such preliminary prospectus supplement and prospectus supplement, concerning market making by the Underwriters; and

(d) The third and fourth sentence of the eleventh paragraph of text under “Underwriting” in such preliminary prospectus supplement and prospectus supplement, concerning other relationships between the Underwriters or their affiliates and the Company.

In the event that any Underwriter that is a Covered Entity becomes subject to a proceeding under a U.S. Special Resolution Regime, the transfer from such Underwriter of this Agreement, and any interest and obligation in or under this Agreement, will be effective to the same extent as the transfer would be effective under the U.S. Special Resolution Regime if this Agreement, and any such interest and obligation, were governed by the laws of the United States or a state of the United States.

In the event that any Underwriter that is a Covered Entity or a BHC Act Affiliate of such Underwriter becomes subject to a proceeding under a U.S. Special Resolution Regime, Default Rights under this Agreement that may be exercised against such Underwriter are permitted to be exercised to no greater extent than such Default Rights could be exercised under the U.S. Special Resolution Regime if this Agreement were governed by the laws of the United States or a state of the United States.

The term “BHC Act Affiliate” has the meaning assigned to the term “affiliate” in, and shall be interpreted in accordance with, 12 U.S.C. § 1841(k). The term “Covered Entity” means any of the following: (i) a “covered entity” as that term is defined in, and interpreted in accordance with, 12 C.F.R. § 252.82(b), (ii) a “covered bank” as that term is defined in, and interpreted in accordance with, 12 C.F.R. § 47.3(b) or (iii) a “covered FSI” as that term is defined in, and interpreted in accordance with, 12 C.F.R. § 382.2(b). The term “Default Right” has the meaning assigned to that term in, and shall be interpreted in accordance with, 12 C.F.R. §§ 252.81, 47.2 or 382.1, as applicable. The term “U.S. Special Resolution Regime” means each of (i) the Federal Deposit Insurance Act and the regulations promulgated thereunder and (ii) Title II of the Dodd-Frank Wall Street Reform and Consumer Protection Act and the regulations promulgated thereunder.

Other than as described in sub-clauses (a) through (d) of this paragraph, all provisions contained in that certain document entitled “Underwriting Agreement Standard Provisions (Debt Securities)” of the Company, dated March 17, 2014 (the “Standard Provisions”), are herein incorporated by reference in their entirety and shall be deemed to be a part of this Agreement to the same extent as if such provisions had been set forth in full herein. Notwithstanding the preceding sentence, in the event of any conflict between the Standard Provisions and this Agreement, the provisions of this Agreement shall control.

(a) Section 4(a) of the Standard Provisions shall be modified to replace the reference to “Standard & Poor’s Ratings Services, a division of McGraw Hill Financial, Inc., or Moody’s Investors Service, Inc., a subsidiary of Moody’s Corporation (or their respective successors)” with “S&P Global Ratings, a division of S&P Global Inc., or Moody’s Investors Service, Inc., a subsidiary of Moody’s Corporation (or their respective successors)”;

(b) Section 4(b) of the Standard Provisions shall be modified to replace the reference to “an opinion of James E. Parsons, Esq., Coordinator – Corporate Securities and Finance Law of the Company” with “an opinion of Timothy Kim, Esq., Counsel – Corporate of the Company” and the reference to “FORM OF OPINION OF COORDINATOR – CORPORATE SECURITIES AND FINANCE LAW OF THE COMPANY” in Exhibit A to the Standard Provisions shall accordingly be replaced with “FORM OF OPINION OF COUNSEL – CORPORATE OF THE COMPANY”;

(c) Section 4(d) of the Standard Provisions shall be deleted in its entirety and replaced with: “The Manager shall have received on the Closing Date an opinion and letter of Jones Day, counsel for the Underwriters, dated the Closing Date, in form and substance reasonably satisfactory to the Underwriters”; and

(d) Exhibits C-1 and C-2 of the Standard Provisions shall be deleted in their entirety and replaced with: “Reserved.”

The term “Depositary” as used therein shall mean The Depository Trust Company, and the term “Manager” as used therein shall mean RBC Capital Markets, LLC, Citigroup Global Markets Inc., Deutsche Bank Securities Inc., J.P. Morgan Securities LLC and UBS Securities LLC, whose authority thereunder may be exercised by them jointly.

This Agreement may be signed in counterparts (which may include counterparts delivered by any standard form of telecommunication), each of which shall be an original and all of which together shall constitute one and the same instrument. Counterparts may be delivered via facsimile, electronic mail (including any electronic signature covered by the U.S. federal ESIGN Act of 2000, Uniform Electronic Transactions Act, the Electronic Signatures and Records Act or other applicable law, e.g., www.docusign.com) or other transmission method and any counterpart so delivered shall be deemed to have been duly and validly delivered and be valid and effective for all purposes.

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For themselves and on behalf of the several Underwriters named above.

Very truly yours,

RBC CAPITAL MARKETS, LLC

By:		/s/ John M. Sconzo
		Name: John M. Sconzo
		Title: Managing Director