Sunoco is buying Canada's gas station and convenience store chain Parkland in a cash-and-stock deal valued at approximately $9.1 billion, expanding its footprint north of the border. Parkland has approximately 4,

Sunoco will buy embattled Parkland in a $9.1 billion consolidation of two of the biggest fueling and convenience store powers across the Americas, creating a network of more than 11,000 fueling stations.

Sunoco shares slid Monday after the fuel supplier and convenience store operator reached a deal to acquire Canadian rival Parkland in a deal worth roughly $9.1 billion.