30 July 2013 Last updated at 02:08 ET
Barclays will issue £5.8bn in new shares as part of a move to plug a capital shortfall created by new regulatory demands.
This is more than analysts had been expecting.
Source: BBC News - Business http://www.bbc.co.uk/news/business-23499769#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa