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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
of the Securities Exchange Act of 1934
For the month of July 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
(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 Announces Second Quarter 2026 Results for Production and Volume Sold per Metal
Lima, Peru, July 16, 2026 – Compañía de Minas Buenaventura S.A.A. (“Buenaventura” or “the Company”) (NYSE: BVN; Lima Stock Exchange: BUE.LM), Peru’s largest publicly-traded precious metals mining company, today announced 2Q26 results for production and volume sold.
Production per Metal
| Three Months Ended June 30, 2026 | Six Months Ended June 30, 2026 | 2026 Updated Guidance (1) | ||||||||||||||
| Gold ounces produced | ||||||||||||||||
| El Brocal | 61.43 | % | 4,621 | 8,826 | 15.0k - 17.0k | |||||||||||
| San Gabriel | 100 | % | 2,774 | 4,460 | 25.0k - 30.0k | |||||||||||
| Julcani | 100 | % | 2,750 | 5,214 | 9.0k - 11.0k | |||||||||||
| Orcopampa | 100 | % | 13,981 | 28,973 | 48.0k - 53.0k | |||||||||||
| Tambomayo | 100 | % | 3,033 | 5,996 | 9.0k -11.0k | |||||||||||
| La Zanja | 100 | % | 3,384 | 7,078 | 14.0k - 17.0k | |||||||||||
| Total Direct Operations (2) | 30,543 | 60,547 | 120.0k - 139.0k | |||||||||||||
| Coimolache | 40.094 | % | 21,214 | 44,694 | 90.0k - 100.0k | |||||||||||
| Total incl. Associated Companies (3) | 37,266 | 75,062 | 150.3k - 172.5k | |||||||||||||
| Silver ounces produced | ||||||||||||||||
| Uchucchacua | 100 | % | 527,892 | 1,122,003 | 2.5M - 2.8M | |||||||||||
| Yumpag | 100 | % | 2,320,439 | 4,403,922 | 8.5M - 9.0M | |||||||||||
| El Brocal | 61.43 | % | 370,538 | 978,289 | 1.5M - 1.7M | |||||||||||
| San Gabriel | 100 | % | 1,487 | 2,328 | - | |||||||||||
| Julcani | 100 | % | 164,168 | 463,465 | 1.3M - 1.5M | |||||||||||
| Orcopampa | 100 | % | 3,456 | 6,026 | - | |||||||||||
| Tambomayo | 100 | % | 226,044 | 520,369 | 0.9M - 1.1M | |||||||||||
| La Zanja | 100 | % | 10,489 | 24,249 | - | |||||||||||
| Total Direct Operations (2) | 3,624,514 | 7,520,650 | 14.7M - 16.1M | |||||||||||||
| Coimolache | 40.094 | % | 105,133 | 223,854 | 0.3M - 0.4M | |||||||||||
| Total incl. Associated Companies (3) | 3,523,749 | 7,233,076 | 14.2M - 15.6M | |||||||||||||
| Lead metric tons produced | ||||||||||||||||
| Uchucchacua | 100 | % | 3,276 | 7,038 | 17.0k - 19.0k | |||||||||||
| Julcani | 100 | % | 79 | 294 | - | |||||||||||
| Tambomayo | 100 | % | 286 | 804 | 1.5k - 1.8k | |||||||||||
| Total Direct Operations (2) | 3,642 | 8,136 | 18.5k - 20.8k | |||||||||||||
| Zinc metric tons produced | ||||||||||||||||
| Uchucchacua | 100 | % | 7,018 | 13,986 | 27.0k - 30.0k | |||||||||||
| Tambomayo | 100 | % | 342 | 754 | 1.6k - 1.8k | |||||||||||
| Total Direct Operations (2) | 7,360 | 14,740 | 28.6k - 31.8k | |||||||||||||
| Copper metric tons produced | ||||||||||||||||
| El Brocal | 61.43 | % | 13,430 | 24,241 | 48.0k - 53.0k | |||||||||||
| Julcani | 100 | % | 45 | 132 | - | |||||||||||
| Total Direct Operations (2) | 13,475 | 24,373 | 48.0k - 53.0k | |||||||||||||
| 1. | 2026 projections are considered to be forward-looking statements and represent management’s good faith estimates or expectations of future production results as of July 2026. |
| 2. | Considers 100% of Buenaventura’s operating units, 100% of La Zanja and 100% of El Brocal. |
| 3. | Considers 100% of Buenaventura’s operating units, 100% of La Zanja, 61.43% of El Brocal and 40.094% of Coimolache. |
1
Volume Sold per Metal
| Three Months Ended June 30, 2026 | Six Months Ended June 30, 2026 | |||||||
| Gold ounces sold | ||||||||
| El Brocal | 1,837 | 3,663 | ||||||
| San Gabriel | 3,203 | 3,203 | ||||||
| Julcani | 2,557 | 4,671 | ||||||
| Orcopampa | 14,083 | 29,054 | ||||||
| Tambomayo | 2,689 | 5,356 | ||||||
| La Zanja | 3,187 | 7,163 | ||||||
| Total Direct Operations (1) | 27,556 | 53,110 | ||||||
| Coimolache | 23,564 | 43,220 | ||||||
| Total incl. Associated Companies (2) | 33,092 | 65,823 | ||||||
| Silver ounces sold | ||||||||
| Uchucchacua | 652,397 | 1,191,200 | ||||||
| Yumpag | 2,105,206 | 4,106,131 | ||||||
| El Brocal | 275,261 | 763,795 | ||||||
| San Gabriel | 1,254 | 1,254 | ||||||
| Julcani | 128,651 | 380,884 | ||||||
| Orcopampa | 3,666 | 6,280 | ||||||
| Tambomayo | 203,195 | 461,751 | ||||||
| La Zanja | 15,001 | 33,933 | ||||||
| Buenaventura Trading (3) | 20,069 | 42,081 | ||||||
| Total Direct Operations (1) | 3,404,700 | 6,987,309 | ||||||
| Coimolache | 112,609 | 215,833 | ||||||
| Total incl. Associated Companies (2) | 3,342,427 | 6,777,995 | ||||||
| Lead metric tons sold | ||||||||
| Uchucchacua | 3,126 | 6,577 | ||||||
| Yumpag | 125 | 294 | ||||||
| Julcani | 45 | 209 | ||||||
| Tambomayo | 167 | 568 | ||||||
| Total Direct Operations (1) | 3,462 | 7,649 | ||||||
| Zinc metric tons sold | ||||||||
| Uchucchacua | 5,844 | 11,059 | ||||||
| Tambomayo | 229 | 555 | ||||||
| Total Direct Operations (1) | 6,074 | 11,614 | ||||||
| Copper metric tons sold | ||||||||
| El Brocal | 12,442 | 22,402 | ||||||
| Julcani | 9 | 8 | ||||||
| Tambomayo | 45 | 108 | ||||||
| Buenaventura Trading (3) | 2,135 | 4,383 | ||||||
| Total Direct Operations (1) | 14,632 | 26,901 | ||||||
| 1. | Considers 100% of Buenaventura’s operating units, 100% of La Zanja, 100% of El Brocal and 100% of Buenaventura Trading. |
| 2. | Considers 100% of Buenaventura’s operating units, 100% of La Zanja, 100% of Buenaventura Trading, 61.43% of El Brocal and 40.094% of Coimolache. |
| 3. | Buenaventura Trading is the vehicle through which Buenaventura purchases copper concentrate from Freeport, produced at Cerro Verde — a company in which Buenaventura holds a 19.58% stake. The concentrate is then sold on the spot market via Buenaventura Trading. |
2
Average realized prices(1)(2)
|
Three Months Ended June 30, 2026 |
Six Months Ended June 30, 2026 |
|||||||
| Gold (US$/Oz) | 4,342 | 4,599 | ||||||
| Silver (US$/Oz) | 89.52 | 94.53 | ||||||
| Lead (US$/MT) | 1,852 | 1,822 | ||||||
| Zinc (US$/MT) | 3,451 | 3,387 | ||||||
| Copper (US$/MT) | 14,029 | 13,877 | ||||||
| 1. | Considers Buenaventura consolidated figures. |
| 2. | Realized prices include both provisional sales and final adjustments for price changes. |
Commentary on Operations
Uchucchacua:
| · | 2Q26 silver, lead and zinc production was in line with projections. |
| · | 2026 guidance remains unchanged. |
Yumpag:
| · | 2Q26 silver production exceeded projections, driven by higher-than-expected grades. |
| · | 2026 guidance has been revised to reflect the stronger-than-expected grade profile. |
| · | After quarter’s end, in 3Q26, the Company received approval to increase the mining rate to 1,200 from 1,000 tonnes per day. |
El Brocal:
| · | 2Q26 copper, silver and gold production was in line with projections. |
| · | 2026 guidance remains unchanged. |
San Gabriel:
| · | San Gabriel continued its ramp-up during 2Q26, with operating parameters undergoing further optimization. During the quarter, processed tonnage was constrained by tailings-management challenges, particularly at the tailings filtration plant. Initiatives to improve metallurgical recoveries are ongoing. |
| · | 2026 production guidance has been revised to reflect tailings-management constraints and current metallurgical recovery rates. |
| · | The Company began recording sales volumes in 2Q26. |
Coimolache:
| · | 2Q26 gold and silver production was in line with expectations. |
| · | 2026 guidance remains unchanged. |
3
Julcani:
| · | Silver and gold production in 2Q26 was in line with projections. |
| · | 2026 guidance remains unchanged. |
Orcopampa:
| · | 2Q26 gold production slightly exceeded projections, primarily due to higher ore throughput. |
| · | 2026 guidance has been revised to reflect higher grades in areas currently under development. |
Tambomayo:
| · | 2Q26 gold, lead and zinc production was in line with projections. |
| · | 2Q26 silver production exceeded projections, driven by higher-than-anticipated silver grades. |
| · | 2026 production guidance has been revised to reflect increased production volumes, supported by positive exploration results and the current commodity price environment. |
La Zanja:
| · | 2Q26 gold production was in line with projections. |
| · | 2026 guidance remains unchanged. |
4
Company Description
Compañía de Minas Buenaventura S.A.A. is Peru’s largest, publicly traded precious and base metals Company and a major holder of mining rights in Peru. The Company is engaged in the exploration, mining development, processing and trade of gold, silver and other base metals via wholly-owned mines and through its participation in joint venture projects. Buenaventura currently operates several mines in Peru (Orcopampa*, Uchucchacua*, Julcani*, Tambomayo*, La Zanja*, San Gabriel*, El Brocal and Coimolache).
The Company owns 19.58% of Sociedad Minera Cerro Verde, an important Peruvian copper producer (a partnership with Freeport-McMorRan Inc. and Sumitomo Corporation).
(*) Operations wholly owned by Buenaventura.
Note on Forward-Looking Statements
This press release may contain forward-looking information (as defined in the U.S. Private Securities Litigation Reform Act of 1995) that involve risks and uncertainties, including those concerning 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 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.
5
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. | ||
| Date: July 16, 2026 | By: | /s/ DANIEL DOMÍNGUEZ VERA |
| Name: | Daniel Domínguez Vera | |
| Title: | Market Relations Officer | |