AMERICAN SUPERCONDUCTOR CORP

Ticker: AMSC CUSIP: 030111207 Class: Common Stock

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

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

Q3 2025
Shares 1,363 Value ($000) $0 Avg Close $49.99 Range $34.87 - $65.70
Q2 2025
Shares 9,197 Value ($000) $0 Avg Close $24.58 Range $13.98 - $37.89
Q1 2025
Shares 13,508 Value ($000) $0 Avg Close $24.93 Range $17.08 - $35.44
Q4 2024
Shares 21,212 Value ($000) $1 Avg Close $27.58 Range $20.60 - $38.02
Q3 2024
Shares 24,195 Value ($000) $1 Avg Close $23.05 Range $17.02 - $32.70
Q2 2024
Shares 32,021 Value ($000) $1 Avg Close $16.52 Range $11.36 - $27.38
Q1 2024
Shares 53,662 Value ($000) $1 Avg Close $12.40 Range $9.37 - $15.24
Q2 2023
Shares 600 Value ($000) $0 Avg Close $4.87 Range $3.63 - $7.58
Q1 2023
Shares 14,846 Value ($000) $0 Avg Close $5.02 Range $3.53 - $6.61
Q4 2022
Shares 11,635 Value ($000) $0 Avg Close $3.91 Range $3.20 - $4.92
Q2 2022
Shares 10,057 Value ($000) $52 Avg Close $5.79 Range $4.23 - $8.31
Q4 2021
Shares 35,653 Value ($000) $387 Avg Close $14.41 Range $10.20 - $19.36
Q3 2021
Shares 21,497 Value ($000) $382 Avg Close $13.86 Range $11.25 - $18.14
Q2 2021
Shares 20,197 Value ($000) $351 Avg Close $16.00 Range $12.73 - $20.00
Q4 2020
Shares 4,683 Value ($000) $109 Avg Close $17.73 Range $12.90 - $26.44
Q3 2020
Shares 15,771 Value ($000) $228 Avg Close $11.18 Range $7.51 - $16.47
Q2 2020
Shares 2,077 Value ($000) $16 Avg Close $6.54 Range $5.09 - $8.88
Q1 2020
Shares 5,407 Value ($000) $29 Avg Close $6.86 Range $4.40 - $8.60
Q4 2019
Shares 9,956 Value ($000) $78 Avg Close $8.05 Range $7.24 - $9.82
Q3 2019
Shares 111 Value ($000) $0 Avg Close $8.50 Range $7.26 - $10.46
Q1 2019
Shares 724 Value ($000) $9 Avg Close $13.60 Range $10.62 - $16.44
Q4 2018
Shares 28,193 Value ($000) $314 Avg Close $8.55 Range $5.78 - $12.50
Q3 2018
Shares 11,162 Value ($000) $77 Avg Close $5.97 Range $4.84 - $7.50
Q2 2018
Shares 38,456 Value ($000) $269 Avg Close $6.54 Range $5.31 - $8.03
Q1 2018
Shares 19,211 Value ($000) $111 Avg Close $5.13 Range $3.62 - $6.51
Q4 2017
Shares 83,094 Value ($000) $301 Avg Close $3.82 Range $3.06 - $4.84
Q2 2017
Shares 1,275 Value ($000) $5 Avg Close $5.08 Range $3.88 - $7.75
Q1 2017
Shares 6,791 Value ($000) $46 Avg Close $6.73 Range $5.86 - $7.82
Q4 2016
Shares 4,641 Value ($000) $34 Avg Close $7.49 Range $6.01 - $8.55
Q3 2016
Shares 1,188 Value ($000) $8 Avg Close $7.75 Range $6.21 - $9.63
Q4 2015
Shares 2,564 Value ($000) $16 Avg Close $4.88 Range $3.81 - $7.89
Q3 2015
Shares 834 Value ($000) $3 Avg Close $4.70 Range $3.26 - $5.94
Q2 2015
Shares 376 Value ($000) $1 Avg Close $6.60 Range $5.10 - $10.89
Q1 2015
Shares 1,089 Value ($000) $7 Avg Close $7.50 Range $5.70 - $8.80