Sporting Bet. P/E of 10 growth of 723% and more to come!

of the subject
but i need to know how to claim for losses on such shares as vocalis,parthus,bula which are no longer traded but still show as a loss on my portfolio monitor,when it comes to filling in tax return as obviously i have not sold them and taken a loss, do i just work out any gains on sales whithin the year that have made a profit and then deduct total losses on the above dogs even though i have not 'SOLD THEM ' what is the revenues interpritation
of these hanging losses without a sale
regards to anyone who is kind enough to respond
oldvic