Ascent Solar Technologies, Inc. announced an agreement to redeem the entire outstanding principal amount of its senior secured convertible notes of $21.2 million from the note holder. As previously announced in its 8-K report of November 18, 2014, Ascent had raised a total of $35 million from the note holder. At closing, the company received gross proceeds of approximately $4.5 million and the remaining $30.5 million of gross proceeds from the financing were deposited into a restricted contro...