The NZX 50 index jumped 30 points to close at 3973 on total turnover of $162 million on Tuesday.
Fletcher Building surged higher by 27 cents to $7.65 Fletcher Building's shares have jumped nearly 4% after issuing an earnings upgrade.
At its annual meeting in Auckland, the construction and building products firm told shareholders on Tuesday it expects a lift in its full-year earnings to between $560 million and $610 million.
That is as much as 22% above last year's restated $502 million figure.,
Diligent continued to rise, lifting 10 cents on Tuesday to $4.48, after rising 12 cents on Monday.
And another small stock, Xero, lifted 11 cents to $6.10, after jumping 14 cents on Monday.
Freightways rose 2 cents to $4.29, Hallenstein Glassons rose 11 cents to $5.27, and Mainfreight rose 10 cents at $10.80.
Nuplex rose 2 cents to $2.97, Infratil rose 2.5 cents to $2.25, Ryman rose 1 cent to $4.12, and Sky City rose 4 cents to $3.79.
Michael Hill shares fell 1 cent to $1.23, Kathmandu dropped 2 cents to $1.85, and Tower fell 1 cent to $1.87.
Fisher & Paykel Healthcare fell 2 cents to $2.43, and Warehouse fell 3 cents to $3.17.
At the end of the business day, the NZ dollar was trading at 81.86 US cents, 78.62 Australian cents, 51.42 British pence, 66.49 Japanese yen, 0.6394 of a euro and the TWI was at 73.42 points.