In a real good news for Nokia share owners, post Q2 2012 results declaration, Nokia shares  jumped the most in 4 1/2 years. It happened after sales of its Lumia smartphones exceeded analysts’estimates in Q2 2012. Nokia rose 12 percent to close at 1.54 euros in Helsinki, the biggest jump since January 2008. The stock had slid 64 percent this year through yesterday to the lowest level since 1994.

As reported by Nokia today, Sales of the Lumia phone increased to 4 million units in the second quarter from more than 2 million in the previous period. This signals investors confidence increasing in favour of  Lumia strategy and augurs well for the future.