AMTECH SYS INC

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

Quadrature Capital Ltd's Holding History (CIK: 0001651424)

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

Q4 2025

Shares 30,542 Value ($000) $383 Avg Close $9.01 Range $6.75 - $13.26

Q3 2022

Shares 19,566 Value ($000) $166 Avg Close $9.21 Range $6.66 - $13.45

Q1 2021

Shares 20,421 Value ($000) $243 Avg Close $9.25 Range $6.25 - $13.20

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	30,542	$383	$9.01	$6.75 - $13.26
Q3 2022	19,566	$166	$9.21	$6.66 - $13.45
Q1 2021	20,421	$243	$9.25	$6.25 - $13.20