AMTECH SYS INC

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

RHUMBLINE ADVISERS's Holding History (CIK: 0001115418)

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

Q1 2024

Shares 492 Value ($000) $3 Avg Close $4.51 Range $3.37 - $5.45

Q4 2023

Shares 492 Value ($000) $2 Avg Close $6.79 Range $3.59 - $8.12

Q3 2023

Shares 492 Value ($000) $4 Avg Close $9.09 Range $7.30 - $11.98

Q2 2023

Shares 492 Value ($000) $5 Avg Close $9.08 Range $8.44 - $10.44

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	492	$3	$4.51	$3.37 - $5.45
Q4 2023	492	$2	$6.79	$3.59 - $8.12
Q3 2023	492	$4	$9.09	$7.30 - $11.98
Q2 2023	492	$5	$9.08	$8.44 - $10.44