AMTECH SYS INC

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

Roubaix Capital, LLC's Holding History (CIK: 0001769700)

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

Q1 2021

Shares 98,885 Value ($000) $1,169 Avg Close $9.25 Range $6.25 - $13.20

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	98,885	$1,169	$9.25	$6.25 - $13.20