4. Find an announcement of new information made within a month from today (i.e., earnings announcement, merger, etc.) for any publicly traded stock that moves the stock price at least 1%. Print out or draw a chart that shows at least 2 days before the event and at least one day after. [Note: make sure you find the first announcement of the information.]

(a) Using this chart, analyze if the evidence is consistent with the semi-strong form market efficiency.

(b) Is the stock market reaction consistent with the strong form of market efficiency?