Macy's shares jump as investors offer $5.8bn for US department stores 

Macy's also owns Bloomingdale's department store

Macy's shares shot up by 16% on Monday.

An investor group consisting of Arkhouse Management and Brigade Capital has made a $5.8bn (€5.4bn) offer to take department store chain Macy's private, according to a person familiar with the matter. Macy's shares shot up by 16% on Monday, boosting rival store operators. 

Arkhouse Management, a real-estate-focused investing firm, and Brigade Capital Management, a global asset manager, submitted a proposal to acquire the Macy's shares they do not already own, the source said. The offer for the Bloomingdale's parent is a 21% premium from its closing last week.