AMTECH SYS INC

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

CANADA PENSION PLAN INVESTMENT BOARD's Holding History (CIK: 0001283718)

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

Q1 2019

Shares 7,600 Value ($000) $41 Avg Close $4.94 Range $4.35 - $5.45

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	7,600	$41	$4.94	$4.35 - $5.45