Its shares jumped to $ 54.50 in pre-open trading from $ 50.90 at Wednesday 's close .
Shares jumped almost 7 percent in pre-open trading , rising to $ 18.26 from $ 17.05 at Tuesday 's close .
" We condemn this raid which is in our view illegal and morally and politically unjustifiable , " London-based NCRI official Ali Safavi told Reuters by telephone .