Complex sentence: Oshkosh Corporation received an initial order for 2244 vehicles in a contract worth $1.06B but this has since grown to 5,219 M-ATVs for $2.76 billion.
Split into simpler sentences: Oshkosh Corporation received an initial order for 2,244 vehicles in a contract worth US $1.06B. The order has since grown to 5,219 M-ATVs for $2.76 billion.