Shares of Australia’s Senetas Corp today jumped as much as 38.2 per cent to the highest since Nov 9, 2007.

The data encryption hardware maker has marked the highest percentage gain since May 21, 2012.

The company expects profit before tax of between A$2.5 million and A$2.8 million for six months ended December 31 against the earlier estimate of A$1.3 million.

The stock was up around 78 per cent over the last year, compared with 0.22 per cent rise in ASX All Ordinaries index.

The shares were trading at over 100 times 30-day average volume.