Pick a company of your choosing
When did the (Your Company) announce its second quarter (Q2) 2018 earnings per share (EPS)? What was the consensus EPS estimate by the analysts?
Was there a positive surprise (or negative) upon announcement? What was the stock price before and after the announcement? If you can get information immediately before and after the announcement that will be nice!
You may have to call the investor relations department of the company. Alternatively, you can pick the closing price on the announcement day and the prior day (pre announcement day).