Outside the benchmark index tech stocks weakened. Wynyard Group, the security software firm, dropped 5.1 percent to $2.24. GeoOp, which makes a task management app for small businesses, declined 4.4 percent to $1.29. SLI Systems, the search engine developer, was unchanged at a three month low of $1.90.
Defensive stocks such as infrastructure and property trusts gained as investors sought companies with dependable earnings. Telecom, New Zealand's largest telecommunications provider, rose 1.2 percent to $2.64. DNZ Property Fund, which today announced job cuts to trim costs, advanced 0.5 percent to $1.55, while Argosy Property climbed 0.5 percent to 91.5 cents and Precinct Properties was up 0.5 percent to $1.00.
"When you have a sell off in a more risky sector you do see investors become more conservative and a lot more defensive, so you do see stocks like infrastructure and property quite often benefit from that," Williamson said.
Auckland International Airport rose 0.3 percent to $3.93. The nation's busiest gateway completed the return of $454 million to shareholders via a share cancellation scheme.
Fletcher Building, New Zealand's largest listed company, fell 1.1 percent to $9.59. SkyCity Entertainment Group slipped 1.8 percent to $3.89 and Ryman Healthcare declined 1.1 percent to $8.29.
Goodman Property Trust was unchanged at 96.5 cents after saying it plans to spend $44.4 million developing three new industrial properties.
Coal miner Bathurst Resources was last at 8.2 cents before its stock was halted from trading on the NZX and ASX for the capital raising. A competitive bookbuild is underway as part of a placement that would amount to 10 percent to 12 percent of Bathurst's capital at a discount of 15 percent to 20 percent.
Outside the benchmark index, Hellaby Holdings, the diversified investor, fell 0.7 percent to $2.88 after spending $44 million acquiring New Zealand Trucks South Island and Dasko Marketing NZ.