Principal Financial Group Inc. announced that it has completed its acquisition of AFP Cuprum SA, a leading pension management company in Chile. Principal had announced in October a definitive agreement to acquire Cuprum. Principal now has a 90.4 percent ownership stake in the company, and plans to acquire the remaining shares for a total purchase price of $1.5 billion, less assumed debt. The transaction is expected to boost Principal's earnings per share by approximately 12 cents this year and 23 cents per share in 2014. Cuprum manages approximately $32.7 billion in assets.