Stock A has low and consistant daily volume (as in, the daily volume doesn't differ much day to day), and rises slowly and steadily from $30 to $40 in 2 months. There are no news relating to Stock A in the space of these 2 months.
Stock B has low volume, but suddenly over 3 days its volume spikes up in millions, and the stock shoots up from $30 to $40 in the space of 3 days. It hovers around $40 for the remaining 2 months. There are no news relating to Stock B in this space of these 2 months.
What are the implications for the future stock prices of the above 2 stocks? Will Stock A's price have a higher chance to slowly continue to increase, and Stock B's price to have a higher chance to drop back down?
Does it mean that Stock A is "really worth for money" as it slowly increases in value, and that there are speculators bidding on Stock B which might make it riskier?
In all, is Stock A a safer investment, and Stock B a riskier stock to buy?