GT Biopharma prices USD 7.75 million private placement of Series M preferred, warrants

GT Biopharma Inc. has priced a private placement of Series M 10% convertible preferred stock and accompanying warrants, raising USD 7.75 million. The offering was increased to 8,611 shares of preferred stock. Purchasers received greenshoe rights for up to USD 31.21 million of additional preferred stock purchases.