Amtech Systems, Inc. (NASDAQ:ASYS) plunged 29.9% in today's trading, closing at $11.12.
The Technology stock traded 1,601,479 shares, 6.4x its average daily volume of 251,598 shares.
Amtech Systems, Inc. has a market capitalization of $157.7M. The stock has gained 0.0% year-to-date.