Here are the key things you need to know about in the NZX markets over the past 24 hours. Changes are as at 3:00 pm and may change when the market closes at 4:45 pm.
WHAT THE NZX 50 INDEX IS DOING
The NZX50 gains +0.6% to open the trading week, rising +2.1% over the last five days. The index has gained +4.7% over the past month, though it remains down -3.0% year-to-date. Compared to this time last year, the NZX50 is up +8.8%.
THE MAIN GAINERS
A total of 60 companies closed in the green today. The biggest gainer was Mainfreight (MFT, #9), rising +4%. Over the last month, the company is up +12%, though still down -10% over six months and -3% year-on-year. Oceania Healthcare (OCA, #42) gained +3% today, bringing its monthly gains to +10%, and its year-on-year performance to +22%. Manawa Energy (MNW, #22) also rose +3%, capping a massive +31% gain over the past five days, +36% for the month, and an impressive +55% year-on-year. Ryman Healthcare (RYM, #18) lifted +2%, although the stock is still down -45% over the last six months, -43% in 2025, and -27% year-on-year.
Mainfreight
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THE MAIN DECLINERS
On the other side of the market, 28 companies declined. Kathmandu Brands (KMD, #50) dropped -3% today, though it's up +3% over the past five days. Over six months, it’s down -21%, and -24% year-on-year. Tourism Holdings (THL, #48) declined -2%, falling -4% over the past five days, and -32% over the last six months. Year-to-date, it’s down -33%. Port of Tauranga (POT, #10) also dropped -2%, though it's up +3% over the past five days, +9% over six months, and +35% year-on-year. The NZX (NZX, #40) mirrored those moves with a -2% decline today. It's up +5% year-to-date and has gained +36% year-on-year.
Kathmandu
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SMARTSHARES EFTs
| 1-day | 5-day | 6-month | YTD | 1Y | |
| NZ Top 50 ETF (FNZ) | +0.7% | +2.7% | -1.0% | -1.6% | +7.0% |
| NZ Top 10 ETF (TNZ) | +1.1% | +2.3% | -3.9% | -5.8% | +4.0% |
| S/P NZX50 ETF (NZG) | +1.1% | +2.3% | -1.2% | -2.3% | +7.2% |
| NZ Dividend ETF (DIV) | +0.7% | +0.7% | +2.2% | +2.2% | +2.2% |
KEY ANNOUNCEMENTS
Contact Energy (CEN, #7) reported that in April 2025, its Customer business recorded electricity and gas sales of 284GWh, with a netback of $148.59/MWh, up from $137.87/MWh a year earlier. The Wholesale business sold 655GWh of electricity (including to the Customer segment) at a net revenue of $146.59/MWh. Total generation or acquisition reached 722GWh, with a unit generation cost of $49.48/MWh and own generation cost rising to $41.60/MWh. The Te Huka 3 project was nearly complete at 99.7% of target, while the BESS project progress lagged at 66% vs. a 74% target. South Island and North Island storage levels sat at 77% and 89% of mean respectively, with Clutha scheme storage at 72%. April inflows into the Clutha catchment were strong at 106% of the monthly mean. Contact's contracted gas volume for the next 12 months stands at 7.0PJ.
Summerset Group Holdings (SUM, #16) has launched an offer of up to $100 million in six-year fixed-rate retail bonds, with the option to accept a further $50 million in oversubscriptions. The bonds, maturing on 23 May 2031, will carry a minimum interest rate of 5.35% per annum. The final interest rate will be set following a bookbuild process on 15 May 2025, based on a margin expected to fall between 1.95% and 2.10% above the base rate. The bonds are expected to be quoted on the NZX Debt Market on 26 May under the ticker SUM060. There will be no public pool, with the offer reserved for institutional and invited investors.
NZX50 Energy Sector
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Click on the chart title to find more about this sector, including its components.
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