AMTECH SYS INC

Ticker: ASYS CUSIP: 032332504 Class: COM PAR $0.01N

PIPER SANDLER & CO.'s Holding History (CIK: 0000724683)

Note: Option positions (PUT/CALL) are excluded.

Q2 2015

Shares 20,000 Value ($000) $208 Avg Close $11.09 Range $9.84 - $12.93

Q3 2014

Shares 30,000 Value ($000) $321 Avg Close $10.51 Range $8.47 - $12.37

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	20,000	$208	$11.09	$9.84 - $12.93
Q3 2014	30,000	$321	$10.51	$8.47 - $12.37