Hindustan Zinc Limited submitted a production release for the first quarter ended June 30, 2026 (Q1 FY27) to BSE Limited and National Stock Exchange of India Limited pursuant to Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.

The disclosure was signed by Aashhima V Khanna, Company Secretary & Compliance Officer, and digitally timestamped on July 2, 2026, at 16:12:16 IST.

Production Metrics (in '000 tonnes unless specified)

Quarterly Comparison:

  • Mined Metal: 268 kt in Q1 FY27 vs 265 kt in Q1 FY26 (+1% YoY) and 315 kt in Q4 FY26 (-15% QoQ)
  • Saleable Metal: 260 kt in Q1 FY27 vs 250 kt in Q1 FY26 (+4% YoY) and 282 kt in Q4 FY26 (-8% QoQ)
  • Refined Zinc: 213 kt in Q1 FY27 vs 202 kt in Q1 FY26 (+6% YoY) and 227 kt in Q4 FY26 (-6% QoQ)
  • Includes 3.3 kt from Hindustan Zinc Alloys (100% subsidiary) in Q1 FY27
  • Includes 5.1 kt from Hindustan Zinc Alloys in Q1 FY26
  • Includes 2.6 kt from Hindustan Zinc Alloys in Q4 FY26
  • Refined Lead: 47 kt in Q1 FY27 vs 48 kt in Q1 FY26 (-2% YoY) and 55 kt in Q4 FY26 (-14% QoQ)
  • Silver: 149 tonnes (4.8 million ounces) in Q1 FY27 vs 149 tonnes (4.8 million ounces) in Q1 FY26 (-0.4% YoY) and 176 tonnes (5.7 million ounces) in Q4 FY26 (-16% QoQ)
  • Wind Power Generation: 133 million units in Q1 FY27 vs 134 million units in Q1 FY26 (-1% YoY) and 56 million units in Q4 FY26 (+138% QoQ)

Operational Highlights

  • Achieved highest-ever first quarter mined metal production for the fifth consecutive year at 268 kt
  • Record production driven mainly by better grades
  • Refined metal production supported by capacity unlocked through debottlenecking initiatives at Chanderiya and Dariba facilities
  • Additional capacity from 160 ktpa roaster at Debari facility
  • Production partially offset by planned maintenance activities
  • Saleable silver production of 149 metric tonnes was in line with lead production
  • Wind power generation of 133 MU was in line with wind velocity and seasonality patterns

Company Background

Hindustan Zinc Limited (BSE: 500188, NSE: HINDZINC) is described as:

  • World's largest integrated zinc producer
  • Among top 10 silver producers globally
  • Vedanta Group company
  • Supplies to more than 40 countries
  • Holds approximately 74% market share of primary zinc market in India
  • Recognized as world's most sustainable company in metals and mining category for third consecutive year by S&P Global Corporate Sustainability Assessment 2025
  • First Indian company to join International Council on Mining & Metals (ICMM) in 2025
  • Launched EcoZen, Asia's first low carbon 'green' zinc brand produced using renewable energy
  • Certified 3.32 times Water-Positive company
  • Committed to achieving Net Zero emissions by 2050 or sooner
  • Social welfare initiatives reaching 2.6 million people

Forward-Looking Statements Disclaimer

The document contains a standard disclaimer noting that forward-looking statements address future expectations and are subject to uncertainties including financial and metals market behavior, LME and LBMA fluctuations, interest/exchange rate changes, metal price volatility, integration of acquired businesses, and numerous political, economic, business, competitive and regulatory factors. The company does not undertake to update forward-looking statements and advises investors to make their own decisions.