Here's a measure of how much Wall Street has beaten up shares of Apple over the past three months, as the company's stock plunged from a record high $705 to today's close of $451 a share:
The measure is the price-to-earnings ratio, or P/E. In general, a high P/E suggests investors are expecting higher earnings growth in the future compared to companies with a lower P/E, according to Investopedia.
Key performance numbers, based on today's closing prices:
decline in AAPL's price, last three months
increase in GCI's price, last three months
[Data: Google Finance]