AMTECH SYS INC

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

SHEPHERD KAPLAN KROCHUK, LLC's Holding History (CIK: 0001218583)

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

Q3 2018

Shares 11,000 Value ($000) $59 Avg Close $5.48 Range $4.56 - $6.23

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	11,000	$59	$5.48	$4.56 - $6.23