Deal follows Signa’s majority stake in Hood.de last week and six previous digital buys.
Latest online acquisition pumps up Karstadt’s multichannel marketplace strategy.
The offer for outstanding shares will end on June 28, French stock market regulator AMF said.
The investment firm, which targets retail-focused brands in the affordable-luxury segment, wants to develop the label in France and overseas.
The financial holding group plans to invest up to $56 million over the next five years in the company’s growth plan.
Elisabeth Ponsolle des Portes, president and chief executive officer of Comité Colbert, suggested LVMH should bid for the crystal maker.
The agreement was signed between the Swiss fund and MMB Group.
The consensus estimate pegs Q1’s net loss at 70 cents a share, on sales of $651 million.
The company has launched a public relations and influencer monitoring tool dubbed Discover.
The offer’s terms are in line with the French billionaire’s plan announced on April 25.
With organic growth slowing, companies will rely on acquisitions to grow their businesses.