Three companies accounted for the lion’s share of new issuance in the non-agency MBS market during the first half of 2009, according to a new analysis and ranking by Inside MBS & ABS. Credit Suisse, Bank of America and RBS Securities accounted for nearly half of the $29.67 billion of new non-agency MBS issued so far this year. “New” non-agency MBS is a relative term... [Includes two charts and one graph]