XML 70 R50.htm IDEA: XBRL DOCUMENT
v3.26.1

Financial risk management (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Notes and other explanatory information [abstract] |
Schedule of sensitivity analysis risk factors affecting price of financial instrument |
Schedule of sensitivity analysis risk factors affecting price of financial instrument |  |  |  |  |  |  |  |  |  |  |  |  |
|  |  |  | Impacts on income statement |  | Impacts on statement of comprehensive income
|  |  |  | Scenarios II and III |  | Scenarios II and III
Risk factor | Quotation at December 31, 2025 | Amount |  | Changes from 2025 | Scenario I | -25% | -50% | +25% | +50% |  | Scenario I | -25% | -50% | +25% | +50%
Cash and cash equivalents and financial investments |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign exchange rates |  |  |  |  |  |  |  |  |  |  |  |  |
USD | 5,5024 | 12,513 |  | (1.20%) | (150) | (3,128) | (6,256) | 3,128 | 6,256 |  | - | - | - | - | -
EUR | 6,4692 | 4,856 |  | (0.42%) | (20) | (1,214) | (2,428) | 1,214 | 2,428 |  | - | - | - | - | -
PEN | 1,6365 | 51,177 |  | (4.75%) | (2,429) | (12,794) | (25,588) | 12,794 | 25,588 |  | - | - | - | - | -
Interest rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BRL - CDI - SELIC | 14.90% | 134,737 |  | (72,92) bps | (983) | (5,019) | (10,038) | 5,019 | 10,038 |  | - | - | - | - | -
Loans and financings |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign exchange rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
USD | 5,5024 | 180,080 |  | (1.20%) | 2,161 | 45,020 | 90,040 | (45,020) | (90,040) |  | - | - | - | - | -
Interest rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BRL - CDI - SELIC | 14.90% | 130,157 |  | (72,92) bps | 949 | 4,848 | 9,697 | (4,848) | (9,697) |  | - | - | - | - | -
USD - SOFR | 3.64% | 180,080 |  | (27) bps | 488 | 1,638 | 3,275 | (1,638) | (3,275) |  | - | - | - | - | -
IPCA - TLP | 4.26% | 166,364 |  | 6 bps | (102) | 1,772 | 3,544 | (1,772) | (3,544) |  | - | - | - | - | -
BRL - TJLP | 9.07% | 18,047 |  | 11 bps | (20) | 409 | 818 | (409) | (818) |  | - | - | - | - | -
Other financial instruments |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign exchange rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
USD | 5,5024 | 750,000 |  | (1.20%) | 1,559 | 42,818 | 128,453 | (25,691) | (42,818) |  | - | - | - | - | -
Interest rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
BRL - CDI - SELIC | 14.90% | 750,000 |  | (72,92) bps | 108 | 570 | 1,199 | (519) | (992) |  | - | - | - | - | -
USD - SOFR | 3.64% | 870,943 |  | 27 bps | 23 | 113 | 226 | (113) | (225) |  | 9 | 99 | 199 | (97) | (194)
Dollar coupon | 4.81% | 650,000 |  | (41) bps | (2,617) | 30,324 | 60,649 | (30,324) | (60,649) |  | - | - | - | - | -
Commodities price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Zinc | 3,063.50 | 743,061 |  | (6.97%) | 9,676 | 27,379 | 54,757 | (27,378) | (54,757) |  | (3,880) | (10,978) | (21,957) | 10,978 | 21,957
Gold | 4,337.88 | 8,968 |  | (12.98%) | - | - | - | - | - |  | 628 | 1,506 | 3,716 | 2 | (3,473)
Silver | 71,99 | 118,914 |  | (41.66%) | - | - | - | - | - |  | 24,057 | 13,506 | 33,436 | (15,857) | (37,075)
Schedule of foreign exchange effects |
Schedule of foreign exchange effects |  |  |  |
USD amounts of foreign currency balances |  | 2025 |  | 2024
Assets |  |  |  |
Cash, cash equivalents and financial investments |  | 125,345 |  | 98,067
Other financial instruments |  | 28,243 |  | 70
Trade accounts receivables |  | 20,946 |  | 19,553
Total Assets |  | 174,534 |  | 117,690
Liabilities |  |  |  |
Loans and financings |  | 312,115 |  | 297,199
Other financial instruments |  | 21,021 |  | 238
Trade payables |  | 205,414 |  | 162,288
Confirming payables |  | 102,252 |  | 28,518
Lease liabilities |  | 44,184 |  | 42,357
Use of public assets |  | 18,808 |  | 18,047
Total Liabilities |  | 703,794 |  | 548,647
Net exposure |  | (529,260) |  | (430,957)
Schedule of credit quality of financial assets |
Schedule of credit quality of financial assets |  |  |  |  |  |  |  |  |  |  |  |
|  |  |  |  |  | 2025 |  |  |  |  |  | 2024
|  | Local rating |  | Global rating |  | Total |  | Local rating |  | Global rating |  | Total
Cash and cash equivalents |  |  |  |  |  |  |  |  |  |
AAA |  | 64,464 |  | - |  | 64,464 |  | 251,962 |  | - |  | 251,962
AA+ |  | 1 |  | - |  | 1 |  | 1 |  | - |  | 1
AA |  | - |  | 57,071 |  | 57,071 |  | - |  | 95,461 |  | 95,461
AA- |  | - |  | 32,544 |  | 32,544 |  | - |  | 18,714 |  | 18,714
A+ |  | - |  | 172,533 |  | 172,533 |  | - |  | 127,151 |  | 127,151
A |  | - |  | 331 |  | 331 |  | 8,265 |  | 24,749 |  | 33,014
A- |  | - |  | 29,923 |  | 29,923 |  | - |  | 61,935 |  | 61,935
BBB+ |  | - |  | 58,527 |  | 58,527 |  | - |  | - |  | -
BBB |  | - |  | 52,290 |  | 52,290 |  | - |  | - |  | -
No rating (i) |  | 48,186 |  | 1 |  | 48,187 |  | 11,899 |  | 20,400 |  | 32,299
|  | 112,651 |  | 403,220 |  | 515,871 |  | 272,127 |  | 348,410 |  | 620,537
|  |  |  |  |  | 2025 |  |  |  |  |  | 2024
|  | Local rating |  | Global rating |  | Total |  | Local rating |  | Global rating |  | Total
Financial investments |  |  |  |  |  |  |  |  |  |
AAA |  | 5,608 |  | - |  | 5,608 |  | 19,638 |  | - |  | 19,638
No rating (i) |  | 79 |  | - |  | 79 |  | 55 |  | - |  | 55
|  | 5,687 |  | - |  | 5,687 |  | 19,693 |  | - |  | 19,693
Derivative financial instruments |  |  |  |  |  |  |  |  |  |
AAA |  | 2,089 |  | - |  | 2,089 |  | 71 |  | - |  | 71
AA |  | - |  | 4,421 |  | 4,421 |  | - |  | - |  | -
A+ |  | - |  | 2,014 |  | 2,014 |  | - |  | 450 |  | 450
A |  | - |  | - |  | - |  | - |  | 842 |  | 842
A- |  | - |  | 28,243 |  | 28,243 |  | - |  | 3,919 |  | 3,919
|  | 2,089 |  | 34,678 |  | 36,767 |  | 71 |  | 5,211 |  | 5,282
Other assets |  |  |  |  |  |  |  |  |  |  |  |
AAA |  | 1,080 |  | - |  | 1,080 |  | 883 |  | - |  | 883
|  | 1,080 |  | - |  | 1,080 |  | 883 |  | - |  | 883
(i) Refers to subsidiaries of international financial institutions that do not have a global rating available in the international rating agencies. According to the Company's policy, for these financial institutions, the rating of the financial institution controlling entities is assumed, which must be at least BBB-.
Schedule of liquidity risk |
Schedule of liquidity risk |  |  |  |  |
2025 | Less than | Between | Between | Over 5 years | Total
1 year | 1 and 3 years | 3 and 5 years
Loans and financings | 153,014 | 478,025 | 433,708 | 1,581,443 | 2,646,190
Lease liabilities | 54,233 | 60,421 | 9,980 | 17,354 | 141,988
Derivative financial instruments | 11,646 | 91 | 20,600 | - | 32,337
Trade payables | 500,025 | - | - | - | 500,025
Confirming payables | 415,388 | - | - | - | 415,388
Salaries and payroll charges | 83,597 | - | - | - | 83,597
Dividends payable | 26,918 | - | - | - | 26,918
Related parties | - | 4,695 | - | - | 4,695
Asset retirement and environmental obligations | 39,326 | 51,641 | 118,247 | 376,092 | 585,306
Use of public assets | 3,331 | 3,542 | 3,992 | 27,499 | 38,364
| 1,287,478 | 598,415 | 586,527 | 2,002,388 | 4,474,808
2024 | Less than | Between | Between | Over 5 years | Total
1 year | 1 and 3 years | 3 and 5 years
Loans and financings | 148,077 | 150,023 | 1,175,144 | 1,028,440 | 2,501,684
Lease liabilities | 29,882 | 37,755 | 6,121 | 12,299 | 86,057
Derivative financial instruments | 3,600 | 181 | 17 | - | 3,798
Trade payables | 443,288 | - | - | - | 443,288
Confirming payables | 268,175 | - | - | - | 268,175
Salaries and payroll charges | 70,234 | - | - | - | 70,234
Dividends payable | 3,707 | - | - | - | 3,707
Related parties | 1,125 | 2,960 | - | - | 4,085
Asset retirement and environmental obligations | 47,937 | 76,583 | 60,598 | 364,036 | 549,154
Use of public assets | 1,457 | 3,180 | 3,585 | 28,226 | 36,448
| 1,017,482 | 270,682 | 1,245,465 | 1,433,001 | 3,966,630
Schedule of leverage ratio |
Schedule of leverage ratio |  |  |  |  |  |
| Note | 2025 |  | 2024 |  | 2023
Loans and financings | 24 (a) | 1,705,984 |  | 1,762,633 |  | 1,725,566
Derivative financial instruments | 16 (a) | (2,341) |  | (1,484) |  | 2,600
Lease liabilities | 23 (b) | 121,134 |  | 95,899 |  | 77,405
Cash and cash equivalents | 15 (a) | (515,871) |  | (620,537) |  | (457,259)
Financial investments |  | (5,687) |  | (19,693) |  | (11,058)
Net debt (i) |  | 1,303,219 |  | 1,216,818 |  | 1,337,254
Net income (loss) for the year |  | 223,144 |  | (187,407) |  | (291,810)
Plus (less): |  |  |  |  |  |
Depreciation and amortization | 7 | 288,996 |  | 330,198 |  | 310,475
Share in the results of associates |  | (21,143) |  | (21,223) |  | (23,536)
Net financial results | 10 | 187,365 |  | 369,460 |  | 167,058
Income tax expense (benefit) | 11 (a) | 108,605 |  | 115,556 |  | (4,274)
Miscellaneous adjustments | 2 | (15,088) |  | 107,496 |  | 248,128
Adjusted EBITDA (ii) |  | 771,879 |  | 714,080 |  | 406,041
Leverage ratio (Net debt/Adjusted EBITDA) |  | 1.68 |  | 1.70 |  | 3.29
(i) Net debt is defined as (a) loans and financings, plus lease liabilities, plus or minus (b) the fair value of derivative financial instruments, less (c) cash and cash equivalents, less (d) financial investments. (ii) Adjusted EBITDA for capital management calculation uses the same assumptions described in note 2 for Adjusted EBITDA by segment.

X
- References No definition available. + Details
Name: | ifrs-full_NotesAndOtherExplanatoryInformationAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents disclosure of foreign exchange effects + References No definition available. + Details
Name: | nexa_DisclosureOfFinancialPositionExposureToCurrencyRiskTableTextBlock
Namespace Prefix: | nexa_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents disclosure of leverage ratio + References No definition available. + Details
Name: | nexa_DisclosureOfNetDebtRatioTableTextBlock
Namespace Prefix: | nexa_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents disclosure of sensitivity analysis risk factors affecting price of financial instrument + References No definition available. + Details
Name: | nexa_DisclosureOfSensitivityAnalysisExposureExplanatoryTableTextBlock
Namespace Prefix: | nexa_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents disclosure of credit quality of financial assets + References No definition available. + Details
Name: | nexa_ScheduleOfAnalysisCreditExposuresUsingExternalCreditGradingSystemExplanatory
Namespace Prefix: | nexa_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition The element represents disclosure of liquidity risk + References No definition available. + Details
Name: | nexa_ScheduleOfMaturityAnalysisOfFinancialInstrumentsTableTextBlock
Namespace Prefix: | nexa_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration