UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of October 2025

Commission File Number 0-99

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PETRÓLEOS MEXICANOS

(Exact name of registrant as specified in its charter)


Mexican Petroleum			United Mexican States
(Translation of registrant’s name into English)			(Jurisdiction of incorporation or organization)

Avenida Marina Nacional No. 329

Colonia Verónica Anzures

11300 Ciudad de México, México

(Address of principal executive offices)

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Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x Form 40-F o

The launch press release dated October 3, 2025, announcing the commencement of Petróleos Mexicanos’ tender offer:

1. Pemex Press Release dated October 3, 2025

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, thereunto duly authorized.

Petróleos Mexicanos

By: /s/ José Alberto Jiménez Hernández..

José Alberto Jiménez Hernández

Associate Managing Director of Finance

Date: October 3, 2025

FORWARD-LOOKING STATEMENTS

This report contains words, such as “believe,” “expect,” “anticipate” and similar expressions that identify forward-looking statements, which reflect our views about future events and financial performance. We have made forward-looking statements that address, among other things, our:

•exploration and production activities, including drilling;

•activities relating to import, export, refining, transportation, storage and distribution of petrochemicals, petroleum, natural gas and oil products;

•activities relating to our lines of business;

•projected and targeted capital expenditures and other costs;

•trends in international and Mexican crude oil and natural gas prices;

•liquidity and sources of funding, including our ability to continue operating as a going concern;

•farm-outs, joint ventures and strategic alliances with other companies; and

•the monetization of certain of our assets.

Actual results could differ materially from those projected in such forward-looking statements as a result of various factors that may be beyond our control. These factors include, but are not limited to:

•general economic and business conditions, including changes in international and Mexican crude oil and natural gas prices, refining margins and prevailing exchange rates;

•credit ratings and limitations on our access to sources of financing on competitive terms;

•our ability to find, acquire or gain access to additional reserves and to develop, either on our own or with our strategic partners, the reserves that we obtain successfully;

•the level of financial and other support we receive from the Mexican Government;

•national or international public health events, including the outbreak of pandemics or contagious disease;

•the outbreak of military hostilities, including an escalation of the military conflict involving Russia and Ukraine, the conflict in the Middle East and disruptions to shipping operations in the Red Sea;

•effects on us from competition, including on our ability to hire and retain skilled personnel;

•uncertainties inherent in making estimates of oil and gas reserves, including recently discovered oil and gas reserves;

•technical difficulties;

•significant developments in the global economy;

•significant economic or political developments in Mexico and the United States;

•developments affecting the energy sector;

•changes in, or failure to comply with, our legal regime or regulatory environment, including with respect to tax, environmental regulations, fraudulent activity, corruption and bribery;

•receipt of governmental approvals, permits and licenses;

•natural disasters, accidents, blockades and acts of sabotage or terrorism;

•the cost and availability of adequate insurance coverage; and

•the effectiveness of our risk management policies and procedures.

Accordingly, you should not place undue reliance on these forward-looking statements. In any event, these statements speak only as of their dates, and we undertake no obligation to update or revise any of them, whether as a result of new information, future events or otherwise.

MEXICAN PETROLEUM 6-K