Tupperware Brands Corp (NYSE:TUP) announced a debt restructuring agreement, which includes a reduction and reallocation of approximately $150 million of cash interest and fees, an extension of the stated maturity of about $348 million of principal, and access to a revolving borrowing capacity of approximately $21 million. The stock surged more than 430% last month amid increased support from retail investors and was up 43.50% after hours following the announcement.