Share price of a company moves up and down everyday for many different reasons.
During earnings announcement, they are especially more volatile because investors are pricing in adjustment to the share price based on what was announced in the earnings. Earnings are a significant underlying determinant factor that can move the share price of a company very quickly, either for the good or for the worse.
In general, whenever a company announces earnings which was not favorable, and I defined not favorable at this point by lower year on year comparison, the share price would usually dived southwards. On the similar end, when a company announces favorable earnings results, the share price would usually get boosted the next trading day, signaling positive sentiments and outlook from investors.
This is not always the case though however.
The Singapore market recently is behaving like one which baffled many new investors.
Take UMS …