Australian, N.Z. Equities: Aston, Contact, Intrepid, Transurban

Australia’s S&P/ASX 200 Index fell 0.4 percent to 4,275 at the close of trading in Sydney. New Zealand’s NZX 50 Index was little changed at 3,487.01 in Wellington.

The following were among the most active shares in the market. Stock symbols are in parentheses after company names.

Aston Resources Ltd. (AZT AU) fell 2.1 percent to A$9.18 after Itochu Corp. said it sold its entire stake in the company because it has already acquired the coal rights held by Aston.

Contact Energy Ltd. (CEN NZ) declined 2.1 percent to NZ$4.68. New Zealand’s biggest publicly-traded power company earlier fell as much as 3.8 percent to an eight-year low because an overhaul of the nation’s benchmark index will cut the stock’s weighting.

Intrepid Mines Ltd. (IAU AU), an Australian gold explorer, climbed 13 percent to 90 Australian cents after saying it won’t be immediately affected by new ownership rules in Indonesia.

New Hope Corp Ltd. (NHC AU) dropped 1.1 percent to A$5.47 after the coal producer reported first half adjusted net income of A$101.1 million ($107.2 million).

Oil Search Ltd. (OSH AU) rose 0.1 percent to A$6.97 after earlier declining 0.9 percent. Exxon Mobil Corp., its partner in a $15.7 billion Papua New Guinea natural gas project, said work had been temporarily suspended in the Hides area.

Platinum Australia Ltd. (PLA AU) rose 3.1 percent to 6.7 Australian cents after the operator of a mine in South Africa said it is considering a Chinese partner to develop a $170 million project in Western Australia.

Transurban Group (TCL AU), Australia’s biggest operator of toll roads, dropped 2.6 percent to A$5.54. The company’s biggest shareholder sold a 7.9 percent stake at a discount.

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