Mercury NZ rose 1 per cent to $4.505, Genesis Energy increased 0.9 per cent to $3.43, Z Energy was up 1 per cent at $6.31, and Vector advanced 0.8 per cent to $3.82. Argosy Property rose 0.7 per cent to $1.42, Meridian Energy increased 0.6 per cent to $4.70 and Chorus was up 0.6 per cent at $5.675.
Stride Property decreased 0.4 per cent to $2.24 on a volume of 1.4 million shares, more than its 90-day average of 256,000 shares, and Precinct Properties New Zealand was up 0.3 per cent at $1.755 on a volume of 1.2 million, more than its 952,000 average.
Retirement village operators led the market higher, with Ryman Healthcare up 2.9 per cent at $12.27 on 447,000 shares, in line with its 90-day average of 451,000 shares. Metlifecare increased 1.6 per cent to $4.44, Arvida Group rose 1.5 per cent to $1.38 and Summerset Group was up 1.3 per cent at $5.69.
Pushpay was the most traded stock once a halt was lifted, with 16.7 million shares changing hands, compared to its 523,000 average. Former chief executive Chris Heaslip sold 12.2 million shares in an underwritten bookbuild yesterday at a clearing price of $3.70. The stock was halted for the bookbuild, and ended today at $3.69, down 2.6 per cent.
Spark New Zealand fell 1 per cent to $3.95 on a volume of 1.5 million shares, well down on its 5 million average.
A2 Milk decreased 0.8 per cent to $14.95 on a volume of 1 million shares.
Ward said a recent analyst's report suggested the company was going to over-deliver on investor expectations when it reports annual earnings in August, which it's often done in the past. He said the stock is often more volatile in the wake of its earnings result as some investors build short positions. The ASX's daily gross short sales report showed about 1.2 million of A2 shares were reported as sold short, or about 0.2 per cent of its stock.
Synlait Milk, which produces A2's infant formula, rose 2.2 per cent to $9.25.
New Zealand's dominant dairy company didn't fare so well, Fonterra Cooperative Group's farmer-owned shares dropped 6.4 per cent to $3.51 on a volume of 529,000, compared to its 163,000 average. Fonterra Shareholders' Fund units posted the biggest decline on the NZX50, down 5.3 per cent at $3.55 on a volume of 416,000, more than twice its 197,000 average.
Ward said a lot of investors have "washed their hands of Fonterra" over the way it subordinated unitholders' interests to those of the cooperative's shareholders, having promoted it as a reliable income stock when the fund was listed in 2012.
Outside the benchmark index, PGG Wrightson increased 1.9 per cent to 54 cents after issuing a notice of meeting where shareholders will be asked to back a court-approved scheme of arrangement to allow a 31 cent per share capital distribution.
Trustpower's 2029 bond paying annual interest of 3.97 per cent was the most traded debt security on a volume of 961,000 notes. It closed at a yield of 3.15 per cent, up 5 basis points. Trustpower shares increased 0.3 per cent to $7.45, for a dividend yield of 6.36 per cent.