The first Markit IOS sub-indices launched on March 12th, 2010. The indices reference the synthetic interest portion of agency pools in the index. Markit IOS is a liquid and standardized tool for investors to take long or short positions based on their own assumptions of prepayment and extension of the reference pool interest payments. The first Markit PO sub-indices, referencing the principal component of the the corresponding IOS indices, launched on June 12th, 2010. The first MBX indices, referencing the combined principal and interest components of the corresponding IOS & PO indices, were launched on September 12th, 2010. |