GT Biopharma Expands Private Placement to $8.61M Stated Value, Adds Greenshoe Up to $34.7M

GT Biopharma expanded its private placement of Series M 10% Convertible Preferred Stock and warrants, increasing the stated value to approximately $8.61 million for a $7.75 million purchase price and adding a new purchaser. The amendment also introduced purchaser greenshoe rights of up to $34.68 mi…