your introduction have an ambiguous information:
- in the beginning of 2006 to 2010
but overall it was a good job.
Overall, it can be seen that, the Outokumpu's sharing on the price ...
In second paragraph, you put an informal word, and it can be better if you use another one:
Outokumpu share price stood at 13 and it gradually increased till the middle of 2006 which it peaked at 31