The S&P/NZX 50 Index closed at 11,496.61, up 33.12 points or 0.29%.
The carrier has bought an all-electric aircraft from Beta Tech, to be delivered in 2026.
The prestigious Deloitte Top 200 Awards winners were revealed on Wednesday evening.
The review is the first under a new regulatory regime.
The lift comes after the recent lift in global prices.
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