DEFINITION of 'Boston Stock Exchange (BSE) .B'
One of several regional stock exchanges located throughout the U.S. As the name states, the exchange is located in Boston, Massachusetts. The BSE is the third-oldest stock exchange in the U.S. as it was originally founded in 1834.
BREAKING DOWN 'Boston Stock Exchange (BSE) .B'
Nasdaq purchased the BSE in 2007 for $61 million. Its normal hours of operation are 8am to 7pm on weekdays except for holidays. The exchange formerly owned two subsidiaries: the Boston Options Regulation and the BSE Clearing Corporation.