New Zealand shares rose in heavy trading as index re-weightings heightened activity in a week that had already been punctuated by some large investors repositioning their portfolios. Gentrack led the market higher.

New Zealand shares rose in heavy trading with Spark New Zealand and Contact Energy attracting some big placements from large investors repositioning their portfolios. Sky Network Television extended its recovery on large volumes.

New Zealand shares fell, with markets weaker across Asia as the uncertainty over Britain's exit from the European Union keeps investors on edge. Fletcher Building dropped as investors remain wary of the construction firm.

New Zealand shares edged up as defensive stocks such as utilities remained attractive to investors in an uncertain global environment. Restaurant Brands New Zealand rose as its suitor declared a partial takeover unconditional.

New Zealand shares fell as uncertainty about the global economy weighed on investor confidence. Sky Network Television dropped to a new low as the pay-TV operator remains out of favour.

New Zealand shares rallied into the 10th anniversary of the longest bull market in share market history, gaining 0.9 percent this week after central banks around the world indicate interest rates will remain low and might go even lower.

New Zealand shares edged higher with gains by utility and real estate yield stocks offsetting a clutch of companies shedding rights to dividends. Restaurant Brands New Zealand gained on its continuing sales growth.

Milford Asset Management's succession plans are continuing as its high-profile investment head Brian Gaynor steps back from the day-to-day management of the fund manager and acting chief executive Mark Ryland has been appointed permanently.

New Zealand shares edged up, led by the Fonterra Shareholders' Fund as a stronger than expected dairy auction was seen as an optimistic sign for the sector, despite the fact that it would add pressure to earnings.

New Zealand shares fell in light trading, following the end of earnings season, as local investors followed overseas leads where markets were generally weaker. Mercury NZ led the market lower.

New Zealand shares rose to a record high as the prospect of a trade deal between the US and China helped buoy stock markets across Asia. Dairy exporters A2 Milk and Synlait Milk were among the day's leaders.

New Zealand shares rose as the local earnings season ended on a sour note, with Air New Zealand confirming a lacklustre result. Tourism Holdings gained after being upgraded after investors digested its earnings this week.

New Zealand shares fell, with several disappointments in the earnings season, as rental RV operator Tourism Holdings posted weaker than expected earnings, Vector warned on dividend growth and Gentrack downgraded its outlook.

New Zealand shares rose as Freightways and Chorus both gained after delivering earnings in line with expectations. Synlait Milk jumped ahead of this week's dairy auction and a potential hike in the farmgate milk price.

New Zealand shares rose, with heavy trading in Auckland International Airport and Air New Zealand after the airport operator lifted earnings and said it will cut airline landing fees.

New Zealand shares rose for a second day as a2 Milk reached a record following its strong earnings yesterday and Fisher & Paykel Healthcare jumped on the end of a costly, long-running patent dispute.