You may want to check and monitor how your shares are doing. The latest Rio Tinto share price is shown below, along with other market data. (Note: actual quoted prices are subject to a short delay).
For more information for shareholders who are tax resident in the UK and, as a result of the Rio Tinto plc Rights Issue 2009, either took up some of their Rights through a cashless take-up or elected to sell all their Rights to New Rio Tinto plc shares.
Read more on the UK capital gains tax rules for shareholders (before 6 April 2008) and UK capital gains tax rules for shareholders (on or after 6 April 2008).