The information on this page reflects latest interests as notified to AMEC.

In AMEC's 2012 annual report, major shareholdings of 3 per cent or more as at 14 February 2013 were:

^{* In response to a section 793 disclosure request, BlackRock, Inc advised on 19 December 2012 that their holding had reduced to 16,589,015 shares (5.52 per cent)}