The graph shows the stock price of four technology companies between 2011 and 2016. Pick between 2-4 key features to include in your overview.

The line graph illustrates the stock value of four different technology companies namely Facebook, Google, Apple, and Yahoo over 5 years starting from 2011. As can be inferred from the graph, it is evident that Facebook witnessed an upward trend while Yahoo saw a decrease in the stock price. Apple fluctuated violently and Google remained unchanged over the period. In 2011, the figure for Facebook registered the highest among all, standing at about 7, 000. It continued to rise progressively through the period, and in 2016 it attracted 20, 000. An opposite allocation was seen in the figure for Apple. It started with 5, 000 at the first stage, after that, the number soared to reach the peak at approximately 34, 000 in 2012. However, during 2013 – 2016, Apple’s stock value fluctuated wildly and almost recovered to its initial point at 5, 100. At the beginning of the period, Yahoo stood at the same figure as Facebook but instead of rising gradually, Yahoo experienced a downward trend. It plunged by roughly more than a half which almost reached the bottom at 1, 000. Google’s shares remained stable over the time frame at 1, 000.