"It's got a massive addressable market and is already well connected into that market with recurring revenue from a large part of the 'Bible-Belt' in America," Smith said.
NZX rose 2.8 per cent to $1.11. The stock market operator signed a memorandum of understanding this week with Nasdaq to explore ways of deepening their existing relationship.
Gentrack increased 2.3 per cent to $7.11 and Comvita was up 1.8 per cent to $6.10.
Summerset Group gained 1.3 per cent to $7.80 after accepting more oversubscriptions than initially planned for a seven-year bond. The retirement village operator raised $125m, rather than $100m.
Fonterra Shareholders Fund units fell 0.4 per cent to $4.99 after conflicting analyst reports from FNZC and Forsyth Barr on how to interpret Fonterra's review.
Tourism Holdings fell 2.2 per cent to $5.40, the biggest decline on the day. Chorus slipped 1.6 per cent to $4.79 and Spark New Zealand decreased 1.4 per cent to $3.98.
Outside the benchmark index, TruScreen rose 2.1 per cent to 24 cents after the cervical cancer test maker received a $450,000 order from Zimbabwe health officials and announced details for a $1m offer to current investors via a share purchase plan.
NZME increased 1.5 per cent to 68 cents after new substantial shareholder Renaissance Asset Management said the stock was undervalued, particularly its digital classifieds businesses.
Among blue-chip stocks, A2 Milk Co slipped 0.6 per cent to $11.99, Air New Zealand rose 0.5 per cent to $3.18, Auckland International Airport increased 0.1 per cent to $6.995, Fletcher Building gained 0.8 per cent to $6.37 and Mainfreight advanced 1.7 per cent to $29.28.