Ascent Solar Technologies, Inc. announced that it has closed its previously announced public offering of 5.25 million shares of common stock at a price of $4.15 per share. Ascent Solar received net proceeds, after offering expenses and underwriting discounts and commissions, of approximately $20.25 million. Ascent Solar expects to use the net proceeds from the offering for the completion of its FAB2 production plant and for general corporate purposes....