Jho Low family’s Jynwel Capital among investors launching bid for Reebok (Update 2)

Adidas shares, which are down 41% this year after a series of profit warnings, traded up 4.4% by 6.37am EDT on Monday.

Warburg Research analyst Joerg Philipp Frey said the reported offer represents a 30% premium to the company's valuation, based on earnings multiples.