 AUSTIN, Texas--BUSINESS WIRE--Astrotech Corporation NASDAQ: ASTC, today announced that it has closed its previously announced registered direct offering priced at-the-market under Nasdaq rules of 2,845,535 shares of its common stock at an offering price of 3.25 per share for aggregate gross proceeds of approximately 9.25 million. The Company intends to use the net proceeds from this offering for continuing operating expenses and working capital. H.C. Wainwright Co. acted as the excl 