as others noted: AZN paid nearly 3 billion so someone better answer for that, so bounce that around your empty skull
that's why you're on a yahoo message board big shot. They may raise but one does not raise just because there is a rumor spike in price . Who in their right mind would buy it. Maybe you.
Must be those shorts covering??? As you say they always make money.
Anyone remember PCYC? Their new drug sales were bad too according to analysts.
Why do you care about YRCW. Are you short? Shorting YRCW is high risk at this price, not that i care, but a short could get burned real bad.
According to you then : Every co that someone has a short position wins. WOW ! You are a genius ! Where do you come from?