UNITED STATES SECURITIES AND EXCHANGE COMMISSION

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Issuer

Pursuant to Rule 13a-16 or 15d-16

of the Securities Exchange Act of 1934

For the month of ~~February~~March, 2026

Commission File Number: 001-14370

COMPANIA DE MINAS BUENAVENTURA S.A.A.

(Exact name of registrant as specified in its charter)

BUENAVENTURA MINING COMPANY INC.

(Translation of registrant’s name into English)

AV. BEGONIAS NO. 415, 19TH FLOOR, SAN ISIDRO, LIMA, PERU

SAN ISIDRO, LIMA, PERU

(Address of principal executive office)

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 if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

Yes ¨ No x

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

Yes ¨ No x

~~Buenaventura~~COMPAÑIA DE ~~Announces~~MINAS BUENAVENTURA S.A.A.

~~Fourth~~Monday, March ~~Quarter~~30, ~~and Full Year 2025 Results~~2026

~~Lima, Peru, February 26, 2026 – Compañia de Minas Buenaventura S~~Messrs.A.A. (“Buenaventura” or “the Company”) (NYSE: BVN; Lima Stock Exchange: BUE.LM), Peru’s largest publicly-traded precious metals mining company, today announced results for the fourth quarter (4Q25) and full year (FY25) ended December 31, 2025. All figures have been prepared in accordance with IFRS (International Financial Reporting Standards) on a non-GAAP basis and are stated in U.S. dollars (US$).

~~Fourth~~Superintendence of ~~Quarter~~Capital ~~and Full Year 2025 Highlights:~~Markets

·MATERIAL INFORMATION: ~~Buenaventura's~~Notice ~~4Q25~~of ~~consolidated~~Resolutions ~~silver~~of production increased by 2% YoY driven by increased production at Tambomayo. Lead production increased by 58% YoY and zinc production increased by 43% YoY, as mining activities at Uchucchacua remained focused on polymetallic stopes during the ~~quarter.~~convened ~~Gold~~Shareholders’ ~~production decreased by 11% YoY due to decreased output primarily at Tambomayo. Copper production was in line with 4Q24 levels.~~Meeting

·In accordance ~~4Q25~~with ~~EBITDA~~the ~~from~~provisions ~~direct~~of ~~operations~~the ~~was~~Regulation ~~US$~~of ~~353.5~~Material ~~million,~~and ~~compared~~Reserved toInformation, ~~US$~~approved ~~93.4~~by ~~million~~Resolution ~~reported~~SMV ~~in 4Q24~~No. ~~FY25 EBITDA from direct operations reached US$ 811.9 million~~005-2014-SMV/01, we ~~compared~~communicate ~~to US$ 431.2 million reported in FY24, which excluded~~ the ~~sale~~following ~~of Chaupiloma Royalty Company.~~information:

·Legal Entity: ~~4Q25~~COMPAÑIA ~~net~~DE ~~income~~MINAS ~~reached~~BUENAVENTURA ~~US$ 383~~S.~~6 million, compared to US$ 33~~A.~~6 million in the same period of 2024~~A. ~~FY25 net income was US$ 782.1 million, compared to US$ 402.7 million in FY24, which included the sale of the Chaupiloma Royalty Company.~~

~~· 4Q25 CAPEX related to San Gabriel totaled US$153.4 million, primarily allocated to the completion~~ Type of ~~the~~Meeting: ~~processing~~Annual ~~plant~~Mandatory ~~construction.~~Shareholders’

·Meeting Date: ~~Buenaventura ended the year with a cash position of US$ 529.8 million, while net debt amounted to US$ 179.8 million, resulting in a leverage ratio of 0.22x.~~03/30/2026

·Time: 09:00 ~~On January 29, 2026, subsequent to the quarter’s end, Buenaventura received US $97.9 million in dividends related to its stake in Cerro Verde.~~am

·Description Material ~~Buenaventura’s~~Fact: ~~Board~~THE of7 ~~Directors~~ITEMS ~~has~~PROPOSED ~~proposed~~TO aTHE ~~dividend~~GENERAL ~~payment~~SHAREHOLDERS' ofMEETING ~~US$~~WERE ~~0.9904~~APPROVED ~~per~~BY ~~share/ADS~~THE SHAREHOLDERS IN ATTENDANCE.

~~Financial Highlights (in millions of US$, excluding EPS)~~Comments:

	4Q25	4Q24	Var %		FY25	FY24	Var %
Total Revenues	623.4	299.6	108	%	1,731.6	1,154.6	50	%
Operating Income	297.2	45.8	549	%	633.2	445.7	42	%
EBITDA Direct Operations (1)	353.5	93.4	279	%	811.9	431.2	88	%
EBITDA Including Affiliates (1)	555.3	185.9	199	%	1,392.6	850.2	64	%
Net Income (2)	383.6	33.6	1,041	%	782.1	402.7	94	%
EPS (3)	1.51	0.13	1,041	%	3.08	1.59	94	%

The following items were discussed:

~~(1)~~- ~~Does~~Appointment ~~not~~or ~~include~~Removal ~~US$ 208.9 million from the sale~~ of ~~Chaupiloma Royalty Company in 3Q24.~~Directors

~~(2)~~- ~~Net~~Social ~~Income~~Management ~~attributable~~Approval to(Financial ~~owners~~Statements ofand ~~the~~Annual ~~parent.~~Report)

~~(3)~~- AsDistribution ofor ~~December~~Application ~~31, 2025, Buenaventura had a weighted average number~~ of ~~shares outstanding of 253,986,867.~~Profits

~~For~~- aRemuneration ~~full~~to ~~version~~the Board of ~~Compañía~~Directors de- ~~Minas~~fiscal ~~Buenaventura Fourth~~year ~~Quarter~~ 2025: ~~Earnings~~THE ~~Release,~~PROPOSED ~~please~~REMUNERATION ~~visit:~~TO ~~https://buenaventura~~THE BOARD OF DIRECTORS FOR FISCAL YEAR 2025 WAS APPROVED.~~com/informes-y-reportes~~

~~CONFERENCE~~- ~~CALL~~Appointment ~~INFORMATION~~of external auditors for fiscal year 2026: THE PROPOSED APPOINTMENT OF THE FIRM TANAKA, VALDIVIA, ARRIBAS Y ASOCIADOS, PARTNERS IN PERU OF EY, AS OUR EXTERNAL AUDITORS FOR THE FISCAL YEAR 2026 WAS APPROVED.

~~Compañia~~- dePartial ~~Minas~~amendment ~~Buenaventura~~to ~~will~~bylaws: ~~host a~~Section ~~conference~~thirty ~~call~~four.: onTHE ~~Friday,~~PARTIAL ~~February~~AMENDMENT ~~27,~~OF ~~2026,~~SECTION toTHRITY ~~discuss~~FOUR ~~these~~OF ~~results~~THE atBYLAWS ~~10:00~~WAS ~~am Eastern Time / 10:00 a~~APPROVED.~~m. Lima Time.~~

ToDATA OF ~~participate~~COMMUNICATION inOF ~~the~~DISTRIBUTION ~~conference~~OR ~~call,~~APPLICATION ~~please~~OF ~~dial:~~UTILITIES

~~Toll-Free~~Utility Application USDetail:

+1THE PROPOSED ~~844~~DIVIDEND ~~481~~DISTRIBUTION ~~2914 Toll~~WAS ~~International:~~APPROVED.

+1Detail of ~~412~~Cash ~~317~~Dividend ~~0697 Passcode:~~Delivery Item

~~Please ask to be joined into the Compañía~~Concept: deAccumulated ~~Minas Buenaventura’s call.~~Results

~~Live Webcast~~Fiscal Year: ~~Click here~~2014

~~If you would prefer to receive a call rather than~~Amount ~~dial-in, please use the following link 10-15 minutes prior~~ to ~~the~~be ~~conference call start time~~Distributed: $272,988,472

~~Call~~Dividends per MeShare ~~Link: Click Here~~Detail

~~Passcode:~~Type ~~7581884~~of Stock: BUENAVC1 - COMMON STOCKS

~~Participants who do not wish to be interrupted~~Number toof ~~have~~Shares: ~~their information gathered may have Chorus Call dial out to them by clicking on the above link~~274, ~~filling in the information~~889, and pressing the green phone button at the bottom. The phone number provided will be automatically called and connected to the conference without any interruption to the participant. (Please note: Participants will be joined directly to the conference and will hear hold music until the call begins. No confirmation message will be played when joined.)924

~~Company~~Dividend Amount ~~Description~~per Share: $0.9904 Remarks:

~~Compañía de Minas Buenaventura S.A.A.~~Type ~~is Peru’s largest, publicly traded precious and base metals company and a major holder~~ of ~~mining~~Share: ~~rights~~BUENAVI1 ~~in Peru. The Company is engaged in the exploration, mining development, processing and commercialization of gold, silver and other base metals through wholly~~-~~owned mines~~ ~~and~~INVESTMENT ~~its participation in joint venture projects. Buenaventura currently operates several mines in Peru (Orcopampa*, Uchucchacua*, Julcani*, Tambomayo*, La Zanja*, El Brocal and Coimolache).~~STOCKS

~~The Company owns 19.58%~~ Number of ~~Sociedad~~Shares: ~~Minera Cerro Verde~~744, ~~a major Peruvian copper producer (a partnership with Freeport-McMorRan Inc. and Sumitomo Corporation).~~640

~~For a printed version of the Company’s~~Dividend ~~2024~~Amount ~~Form~~per ~~20-F,~~Share: ~~please contact the investor relations contacts on page 1 of this report or download the PDF format file from the Company’s web site at www~~$0.~~buenaventura.com.~~2922

~~(*) Operations wholly owned by Buenaventura~~Remarks:

~~Note~~DATA OF onCOMMUNICATION ~~Forward-Looking~~OF ~~Statements~~RECORD DATE AND DELIVERY FOR DISTRIBUTION OR APPLICATION OF PROFITS

~~This press release and related conference call~~Profit ~~contain,~~Distribution inConcept: ~~addition to historical information, forward~~2014-~~looking~~Accumulated statements including statements related to the Company’s ability to manage its business and liquidity during and after the COVID-19 pandemic, the impact of the COVID-19 pandemic on the Company’s results of operations, including net revenues, earnings and cash flows, the Company’s ability to reduce costs and capital spending in response to the COVID-19 pandemic if needed, the Company’s balance sheet, liquidity and inventory position throughout and following the COVID-19 pandemic, the Company’s prospects for financial performance, growth and achievement of its long-term growth algorithm following the COVID-19 pandemic, future dividends and share repurchases.Profit

~~This press release may also contain forward-looking~~Type ~~information (as defined in the U.S. Private Securities Litigation Reform Act~~ of ~~1995)~~Security: ~~that~~BUENAVC1 ~~involve~~COMMON risks and uncertainties, including those concerning the Company’s, Cerro Verde’s costs and expenses, results of exploration, the continued improving efficiency of operations, prevailing market prices of gold, silver, copper and other metals mined, the success of joint ventures, estimates of future explorations, development and production, subsidiaries’ plans for capital expenditures, estimates of reserves and Peruvian political, economic, social and legal developments. These forward-looking statements reflect the Company’s view with respect to the Company’s, Cerro Verde’s future financial performance. Actual results could differ materially from those projected in the forward-looking statements as a result of a variety of factors discussed elsewhere in this Press Release.STOCK

~~Contacts in Lima~~Registration Date: 04/21/2026

~~Daniel~~Security Type: ~~Dominguez,~~BUENAVC1 ~~Chief~~COMMON ~~Financial Officer~~STOCKS

~~(511)~~Delivery Date: ~~419 2540~~05/05/2026

~~Sebastián~~Security Type: ~~Valencia,~~BUENAVI1 ~~Head~~INVESTMENT ~~of Investor Relations~~STOCK

~~(511)~~Registration Date: ~~419 2591~~ 21/ ~~sebastian.valencia@buenaventura.pe~~04/2026

~~Contact~~Security Type: inBUENAVI1 ~~NY:~~INVESTMENT STOCK

~~Barbara~~Delivery Date: ~~Cano~~05/05/2026

Remarks: Note 1: The Common Stock Dividend also applies to holders of ADR's, being one (~~646~~1) ~~452~~ADR ~~2334~~equivalent to one (1) common share. Note 2: The record date and payment date for ADR holders will be communicated when established by the Bank of New York Mellon (depositary bank).

~~barbara@inspirgroup.com~~FINANCIAL REPORTING INFORMATION COMMUNICATION DATA

~~Company~~Type of ~~Website~~Information: ~~https~~Annual Audited Individual and Annual Report Period:~~//buenaventura.com/en/inversionista/~~ 2025

Comments:

Sworn Statement on Financial Reporting Information:

That, COMPAÑÍA DE MINAS BUENAVENTURA S.A.A. MUST prepare and file consolidated financial Information to the SMV, pursuant to IFRS as issued by the International Accounting Standards Board.

INFORMATION ON COMMUNICATION OF CHANGES TO PARTICIPATION AND APPOINTMENTS

Observations: PERIOD: MARCH 2026 – MARCH 2029

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: ARRIAGADA HERRERA, IVAN DAGOBERTO

Position: DIRECTOR

Appointment Date: 03/27/2024

Independent Director: NO

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BENAVIDES GANOZA, RAUL EDUARDO PEDRO

Position: DIRECTOR

Appointment Date: 03/31/2023

Independent Director: NO

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BENAVIDES GANOZA, ROQUE EDUARDO

Position: DIRECTOR

Appointment Date: 04/10/2023

Independent Director: NO

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BERNEX WEISS DE FALEN, NICOLE EDEL LAURE MARIE

Position: DIRECTOR

Appointment Date: 03/31/2023

Independent Director: YES

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BETZHOLD HENZI, JORGE F.

Position: DIRECTOR

Appointment Date: 03/31/2023

Independent Director: YES

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: CHAMPION , WILLIAM HENRY

Position: DIRECTOR

Appointment Date: 03/31/2023

Independent Director: YES

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: DE LA TORRE DE LA PIEDRA, DIEGO EDUARDO M

Position: DIRECTOR

Appointment Date: 03/31/2023

Independent Director: YES

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: LUKSIC LEDERER, ANDRONICO GUILLERMO

Position: DIRECTOR

Appointment Date: 03/27/2024

Independent Director: NO

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: ZALDIVAR GARCIA, MARCO ANTONIO

Position: DIRECTOR

Appointment Date: 03/31/2023

Independent Director: YES

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BENAVIDES GANOZA, ROQUE EDUARDO

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: NO

Final Date: 03/30/2026

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BENAVIDES GANOZA, RAUL EDUARDO PEDRO

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: NO

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: ARRIAGADA HERRERA, IVAN DAGOBERTO

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: NO

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BERNEX WEISS DE FALEN, NICOLE EDEL LAURE MARIE

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: YES

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BETZHOLD HENZI, JORGE F.

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: YES

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: DE LA TORRE DE LA PIEDRA, DIEGO EDUARDO M

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: YES

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: ZALDIVAR GARCIA, MARCO ANTONIO

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: YES

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: BHARMAL, SHEHZAD

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: YES

Type of Appointment: BOARD OF DIRECTORS

Type of Variation: CHANGE

BOARD MEMBER: ORTIZ JARA, MAURICIO

Position: DIRECTOR

Appointment Date: 03/30/2026

Independent Director: NO

Type of Appointment	Name	Position
Board of Directors	ARRIAGADA HERRERA, IVAN DAGOBERTO	Director
Board of Directors	BENAVIDES GANOZA, RAUL EDUARDO PEDRO	Director
Board of Directors	BENAVIDES GANOZA, ROQUE EDUARDO	Director
Board of Directors	BERNEX WEISS DE FALEN, NICOLE EDEL LAURE MARIE	Director
Board of Directors	BETZHOLD HENZI, JORGE F.	Director
Board of Directors	BHARMAL, SHEHZAD	Director
Board of Directors	DE LA TORRE DE LA PIEDRA, DIEGO EDUARDO M	Director
Board of Directors	ORTIZ JARA, MAURICIO	Director
Board of Directors	ZALDIVAR GARCIA, MARCO ANTONIO	Director

Sincerely,

DANIEL DOMINGUEZ VERA

MARKET RELATIONS OFFICER

COMPAÑIA DE MINAS BUENAVENTURA S.A.A.

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.

	~~COMPAÑÍA DE MINAS BUENAVENTURA S.A.A.~~		COMPAÑÍA DE MINAS BUENAVENTURA S.A.A.
Date: February 26, 2026	By:	/s/ DANIEL DOMÍNGUEZ VERA
Date: March 31, 2026			By:	/s/ DANIEL DOMÍNGUEZ VERA
	~~Name:~~	~~Daniel Domínguez Vera~~	Name:	Daniel Domínguez Vera
	~~Title:~~	~~Market Relations Officer~~	Title:	Market Relations Officer

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