Complex sentence: In mid- 2004, Coutu acquired more than half of the Eckerd store network (mainly units along the eastern seaboard) from department store retailer J.C. Penney and has since continued to operate those stores under the Eckerd name.
Split into simpler sentences: In mid- 2004, Coutu acquired more than half of the Eckerd store network (mainly units along the eastern seaboard) from department store retailer J.C. Penney. It has since continued to operate those stores under the Eckerd name.