AMTECH SYS INC

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

MACQUARIE GROUP LTD's Holding History (CIK: 0001418333)

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

Q2 2018

Shares 496 Value ($000) $3 Avg Close $7.80 Range $5.85 - $10.67

Q1 2018

Shares 83,296 Value ($000) $610 Avg Close $9.00 Range $6.92 - $11.53

Q4 2017

Shares 90,596 Value ($000) $912 Avg Close $12.22 Range $9.31 - $15.45

Q3 2017

Shares 102,196 Value ($000) $1,224 Avg Close $10.06 Range $8.13 - $13.06

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	496	$3	$7.80	$5.85 - $10.67
Q1 2018	83,296	$610	$9.00	$6.92 - $11.53
Q4 2017	90,596	$912	$12.22	$9.31 - $15.45
Q3 2017	102,196	$1,224	$10.06	$8.13 - $13.06