Stress tests would be passed by the majority of the banks in the US, according to a statement released by the country's Federal Reserve.
Government-controlled Ally Financial, the rescued former finance arm of General Motors, was the only one of the 18 banks to fail, according to the body.
Wall Street banks Morgan Stanley – which was rated at 5.7 per cent – and Goldman Sachs, at 5.8 per cent, were shown to be the next two lowest.
"The nation's largest bank holding companies have continued to improve their ability to withstand an extremely adverse hypothetical economic scenario and are collectively in a much stronger capital position than before the financial crisis," the US central bank said in a statement.
Federal Reserve governor Daniel Tarullo explained the stress tests are needed in order to gauge the health of companies in the financial services sector.
Earlier this month, chairman of the US Federal Reserve Ben Bernanke defended the central bank's monetary stimulus, which led to the Forex Gold Index rising by 0.7 per cent to $1608.50 per ounce.
Find out about commodities trading and learn CFD strategies at City Index.
StoneX Financial Ltd (trading as “City Index”) is an execution-only service provider. This material, whether or not it states any opinions, is for general information purposes only and it does not take into account your personal circumstances or objectives. This material has been prepared using the thoughts and opinions of the author and these may change. However, City Index does not plan to provide further updates to any material once published and it is not under any obligation to keep this material up to date. This material is short term in nature and may only relate to facts and circumstances existing at a specific time or day. Nothing in this material is (or should be considered to be) financial, investment, legal, tax or other advice and no reliance should be placed on it.
No opinion given in this material constitutes a recommendation by City Index or the author that any particular investment, security, transaction or investment strategy is suitable for any specific person. The material has not been prepared in accordance with legal requirements designed to promote the independence of investment research. Although City Index is not specifically prevented from dealing before providing this material, City Index does not seek to take advantage of the material prior to its dissemination. This material is not intended for distribution to, or use by, any person in any country or jurisdiction where such distribution or use would be contrary to local law or regulation.