AMTECH SYS INC

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

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2025
Shares 681 Value ($000) $9 Avg Close $9.01 Range $6.75 - $13.26
Q2 2025
Shares 2,838 Value ($000) $0 Avg Close $3.91 Range $3.20 - $4.95
Q1 2025
Shares 3,468 Value ($000) $0 Avg Close $5.16 Range $4.74 - $6.41
Q4 2024
Shares 567 Value ($000) $0 Avg Close $5.67 Range $4.95 - $6.14
Q4 2022
Shares 1,450 Value ($000) $0 Avg Close $9.06 Range $7.50 - $11.73
Q4 2021
Shares 347 Value ($000) $3 Avg Close $11.54 Range $8.38 - $15.78
Q1 2021
Shares 5,656 Value ($000) $66 Avg Close $9.25 Range $6.25 - $13.20
Q3 2020
Shares 914 Value ($000) $4 Avg Close $5.15 Range $4.71 - $5.94
Q2 2020
Shares 408 Value ($000) $1 Avg Close $4.94 Range $4.18 - $5.71
Q1 2020
Shares 616 Value ($000) $2 Avg Close $5.63 Range $3.55 - $7.96
Q4 2019
Shares 3,818 Value ($000) $27 Avg Close $5.80 Range $4.75 - $7.21
Q3 2019
Shares 364 Value ($000) $1 Avg Close $5.48 Range $4.79 - $6.25
Q2 2019
Shares 64 Value ($000) $0 Avg Close $6.10 Range $4.95 - $7.18
Q1 2019
Shares 73 Value ($000) $0 Avg Close $4.94 Range $4.35 - $5.45
Q4 2018
Shares 250 Value ($000) $1 Avg Close $4.88 Range $4.03 - $5.83
Q3 2018
Shares 3,625 Value ($000) $19 Avg Close $5.48 Range $4.56 - $6.23
Q2 2018
Shares 5,967 Value ($000) $36 Avg Close $7.80 Range $5.85 - $10.67
Q1 2018
Shares 143 Value ($000) $1 Avg Close $9.00 Range $6.92 - $11.53
Q4 2017
Shares 975 Value ($000) $9 Avg Close $12.22 Range $9.31 - $15.45
Q2 2017
Shares 23 Value ($000) $0 Avg Close $7.31 Range $5.17 - $9.19
Q1 2017
Shares 354 Value ($000) $1 Avg Close $5.48 Range $3.99 - $6.69