Stockmarket drops amid light trading.

New Zealand shares.

Trustpower may now have to pay nearly $15 million in tax and interest after losing a Supreme Court appeal.

The High Court has backed that a 90-metre safety area for an extended Wellington Airport runway is sufficient.

Paul Newfield has been named as the new chief investment officer at HRL Morrison & Co, who manage Wellington-based infrastructure investor, Infratil.

Infratil will spend $420m for a 48 percent stake in Canberra Data Centres.

Infratil lifted annual earnings by 2.5 per cent, meeting guidance, as its Metlifecare and RetireAustralia investments delivered big contributions.

New Zealand's biggest bus operator is paying $30m to start moving its fleet to electric technology.

Infratil expects its underlying earnings to rise, helped by its retirement village business.

HRL Morrison & Co's Lib Petagna has continued to sell down his stake in Infratil as he scales back his role with the investment bank managing the listed infrastructure investor.

Brokers are picking Fisher & Paykel Healthcare, Diligent and Infratil to be among the NZX's top-performing stocks in 2016.

Infratil, the investment company managed by Wellington-based investment bank Morrison & Co, posted a 14 percent gain in first-half pretax earnings.

Tauranga-based Trustpower will pay $5 a share in cash in a full takeover offer for King Country Energy, provided it gets at least 70.2 percent of the company.

The recent rally in Z shares convinced Infratil and the Super Fund that it was time to sell.

Infratil will book a profit of $392m on the sale of its remaining 20pc stake in Z Energy.

Infrastructure investor Infratil says it'll be taking a more wary approach to potential new acquisitions.

A new service from Fiji Airways will allow Wellingtonians to escape twice a week to the tropics from next June.

Martin Aircraft Company has extended its IPO for two weeks as the firm negotiates with a potential investor that could become a cornerstone shareholder.

The Auckland-based firm, whose brands include Oyster Bay, took out the Best Growth Strategy award.

Infratil will return $120m to shareholders as a special dividend after it sold its Australian energy assets for a net $670m.

Check out a snapshot of some of the stellar performers on the New Zealand sharemarket this year, as it surged ahead breaking new records.

Infratil posted a 5.3pc drop in pretax earnings, meeting guidance, on a weaker contribution from Trustpower and Infratil Energy Australia Group.

Infratil, the Wellington-based infrastructure investor, has sold its unprofitable Glasgow Prestwick Airport to the Scottish government for 1 British pound (NZ$1.98).

Infratil and NZ Super Fund are both buying up big stakes in listed retirement village operator Metlifecare.