Pia P. Koster and Matthew J. Koster sold a four-bedroom, 4.5-bath home at 2500 Town and Country Lane in Town & Country to Jeffrey W. Ernst and Julie F. Ernst for $860,000 on April 12.

The 3,908-square-foot house in Town & Country South was built in 1997. It is located in the Town & Country Manor subdivision.

Pia Koster serves as the director of investor relations at Post Holdings Inc., a St. Louis-based food company. She previously served as an investment communications manager at Commerce Trust Co., as the director of investor relations at D&K Healthcare Resources and as an investment banker at Stifel Nicolaus. Earlier in her career, she worked as an events coordinator at Citibank.

She holds a B.A. in economics from Tulane University and an M.B.A. in finance from the Loyola University of Chicago.

According to BlockShopper.com, there have been 64 home sales in Town & Country during the past 12 months, with a median sales price of $565,000.

Address: 2500 Town And Country Lane
Buyer(s): Jeffrey W Ernst (and wife) and Julie F Ernst (and husband)
Seller(s): Matthew J Koster (and wife) and Pia P Koster (and husband)
Sale date: Apr. 12, 2012