Ignore the tips when deciding to sell

The theory behind selling stocks is pretty simple; thePerhaps the most curious advice of all is the English
hard part, as always, is putting it into practice.'Sell in May and go away; don't buy back 'til St Leger
The question of when to sell a stock is one of theday'. The St Leger Stakes is the last English 'classic'
most talked about areas of investing. It's also one ofhorse race of the flat season and is held in early
the most vexing. And it's no accident that these twoSeptember. The theory goes that you should skip
things appear together. There are scores of littlethe summer months in the stockmarket (at least in
stockmarket tips thrown around on when to sell, butLondon) because prices will just drift lower as the
if you followed most, or even a few, of them, you'd'City' professionals bunk off to enjoy Wimbledon,
soon get yourself tied up in knots.Ascot, Henley and all the rest of it. But if everyone
'You'll never go broke taking a profit', it is often said,did sell in May, then you'd need to be selling in April,
and at first it seems like sensible advice. But youand perhaps March and so on. And ditto for buying
won't get far in the stockmarket if you sell all yourback in September (or August ... or July ... ).
stocks the moment they pass your buy price (andMeans to an end
you eventually will end up broke from all the tradingThe truth is that you should make your sell decisions
costs).according to basic investing principles. The trick is to
Another tip is to 'Buy the rumour; sell the fact',remember that profits in the stockmarket come
meaning that you should buy stocks when goodfrom holding undervalued investments and that
news is rumoured and sell when it actually appears.buying and selling are simply means to that end. Of
The idea is that people tend to overreact tocourse, as we discuss in this issue's cover story, you
rumours, pushing a stock beyond what's actuallyalso need to combine the right blend of undervalued
justified by the news. This may be true, but it is ofinvestments so you're not too exposed to any
course fuelled by people 'buying the rumour'.particular economic shocks.