UNITED STATES
SECURITIES AND EXCHANGE
COMMISSION
Washington, D.C.
20549
FORM 6-K
REPORT OF FOREIGN
ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 UNDER
SECURITIES EXCHANGE
ACT OF 1934
For the month of November,
2026
(Commission File
No. 001-34429),
PAMPA ENERGIA S.A.
(PAMPA ENERGY INC.)
Argentina
(Jurisdiction of
incorporation or organization)
Maipú 1
C1084ABA
City of Buenos Aires
Argentina
(Address of principal
executive offices)
(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 ______
(Indicate
by check mark whether the registrant by furnishing the
information contained in this form is also thereby furnishing the
information to the Commission pursuant to Rule 12g3-2(b) under
the Securities Exchange Act of 1934.)
Yes ______ No ___X___
(If "Yes"
is marked, indicate below the file number assigned to the
registrant in connection with Rule 12g3-2(b): 82- .)
This Form 6-K
for Pampa Energía S.A. (“Pampa” or the “Company”) contains:
Exhibit
1: Letter dated November 2, 2026 entitled “Information on Resignation.”
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, thereunto duly
authorized.
Date: November 2, 2026
| Pampa Energía S.A. |
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| By: |
/s/ Gustavo Mariani
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Name: Gustavo Mariani
Title: Chief Executive Officer |
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FORWARD-LOOKING
STATEMENTS
This press release may contain
forward-looking statements. These statements are statements that are not historical facts, and are based on management's current
view and estimates offuture economic circumstances, industry conditions, company performance and financial results. The words "anticipates",
"believes", "estimates", "expects", "plans" and similar expressions, as they relate to
the company, are intended to identify forward-looking statements. Statements regarding the declaration or payment of dividends,
the implementation of principal operating and financing strategies and capital expenditure plans, the direction of future operations
and the factors or trends affecting financial condition, liquidity or results of operations are examples of forward-looking statements.
Such statements reflect the current views of management and are subject to a number of risks and uncertainties. There is no guarantee
that the expected events, trends or results will a ctually occur. The statements are based on many assumptions and factors, including
general economic and market conditions, industry conditions, and operating factors. Any changes in such assumptions or factors
could cause actual results to differ materially from current expectations.

Ciudad Autónoma
de Buenos Aires, November 2nd, 2026
COMISIÓN NACIONAL DE VALORES
BOLSA DE COMERCIO DE BUENOS AIRES
Ref.:
Information on Resignation
Dear Sirs,
I am writing
to you in my capacity as Responsible of Market Relations of Pampa Energía S.A. (the “Company”) in accordance
with Arts. 8°, Sec. II, Cap. III, Tit. I and 3° 3), Sec. II, Cap. I, Tít. XII of the CNV Regulations.
To this extent,
I inform you that the Company has received a letter of resignation from Flavia Bavilacqua for her position as alternate Director. This
was approved by the Company's Board of Directors on today's date (see Annex I), as the resignation is due to personal reasons and does
not affect the normal functioning of the Board.
Sincerely,
María Agustina Montes
Head of Market Relations

Annex I
Consideration of the Resignation of Flavia Bevilacqua
from Her Position as Alternate Director
The Chairman took the floor and informed those present
that the Company had received the resignation of Ms. Flavia Bevilacqua from her position as an alternate director of the Company, to which
she had been appointed by the Ordinary and Extraordinary General Shareholders’ Meeting held on April 7, 2025. The resignation was
submitted for personal reasons and became effective as of October 6, 2026.
In light of the foregoing, it was proposed that, pursuant
to Section 259 of the General Companies Law, Ms. Bevilacqua’s resignation from her position be accepted, given that such resignation
is neither fraudulent nor untimely and does not affect the normal functioning of the Board of Directors.
After due consideration, the Board of Directors unanimously
RESOLVED to approve the proposal.