Before September 11, 2008, Signet's shares traded in the US as American Depositary Receipts (“ADRs”), which were introduced onto the NASDAQ on July 13, 1988. At that time, each ADR represented three ordinary shares. On September 4, 1997, the ratio of ADRs to ordinary shares changed to 1:30. On October 18, 2004, the market for the ADRs was moved to the NYSE and the ratio of ADRs to ordinary shares changed to 1:10.
On September 11, 2008, ADRs were consolidated on a 1:2 basis and exchanged for shares in Signet Jewelers.
The UK ordinary shares were redenominated into US dollars on February 5, 2007, with each share becoming a 0.9 cent ordinary share (previously being 0.5 pence ordinary shares). On September 11, 2008, UK shares underwent a 1:20 share consolidation (reverse stock split) and were then exchanged for shares in Signet Jewelers.