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Mercury NZ (MCY) Q1 2027 TU earnings summary

Event summary combining transcript, slides, and related documents.

Logotype for Mercury NZ Limited

Q1 2027 TU earnings summary

13 Oct, 2026

Executive summary

  • Q1 trading margin reached $445m, up 19% YoY, despite Waikato hydro inflows at the 2nd percentile versus the 71st percentile a year earlier.

  • Renewable development progressed, with Kaiwera Downs Stage 2 at full generation and Kaiwaikawe Wind Farm generating from July.

Financial highlights

  • Trading margin was $445m, up $70m or 19% YoY from $375m.

  • Generation volume was 2,526 GWh versus 2,552 GWh YoY; other income was $3m versus $5m.

  • Quarterly SIB CAPEX was $36m versus $33m; growth CAPEX was $27m versus $76m.

Outlook and guidance

  • FY27 EBITDAF guidance remains on track based on the current outlook.

  • FY27 SIB CAPEX is expected to be ~$150m; growth CAPEX is expected to be $300m–$400m.

  • Puke Kapo Hau Wind Farm works are expected to begin in November 2026.

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