AMERICAN SUPERCONDUCTOR CORP

Ticker: AMSC CUSIP: 030111207 Class: Common Stock

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2025
Shares 360,806 Value ($000) $10,384 Avg Close $43.24 Range $28.68 - $70.49
Q3 2025
Shares 392,267 Value ($000) $23,297 Avg Close $49.99 Range $34.87 - $65.70
Q2 2025
Shares 341,549 Value ($000) $12,531 Avg Close $24.58 Range $13.98 - $37.89
Q1 2025
Shares 330,513 Value ($000) $5,996 Avg Close $24.93 Range $17.08 - $35.44
Q4 2024
Shares 327,805 Value ($000) $8,074 Avg Close $27.58 Range $20.60 - $38.02
Q3 2024
Shares 300,986 Value ($000) $7,103 Avg Close $23.05 Range $17.02 - $32.70
Q2 2024
Shares 87,751 Value ($000) $2,052 Avg Close $16.52 Range $11.36 - $27.38
Q1 2024
Shares 71,713 Value ($000) $969 Avg Close $12.40 Range $9.37 - $15.24
Q4 2023
Shares 59,093 Value ($000) $658 Avg Close $8.46 Range $5.78 - $11.81
Q3 2023
Shares 53,730 Value ($000) $406 Avg Close $8.30 Range $5.75 - $17.37
Q2 2023
Shares 53,946 Value ($000) $338 Avg Close $4.87 Range $3.63 - $7.58
Q1 2023
Shares 52,743 Value ($000) $259 Avg Close $5.02 Range $3.53 - $6.61
Q4 2022
Shares 50,313 Value ($000) $185 Avg Close $3.91 Range $3.20 - $4.92
Q3 2022
Shares 47,488 Value ($000) $208 Avg Close $5.18 Range $4.34 - $6.35
Q2 2022
Shares 47,488 Value ($000) $246 Avg Close $5.79 Range $4.23 - $8.31
Q1 2022
Shares 229,675 Value ($000) $1,748 Avg Close $8.56 Range $7.04 - $11.37
Q4 2021
Shares 240,256 Value ($000) $2,614 Avg Close $14.41 Range $10.20 - $19.36
Q3 2021
Shares 246,727 Value ($000) $3,598 Avg Close $13.86 Range $11.25 - $18.14
Q2 2021
Shares 244,164 Value ($000) $4,246 Avg Close $16.00 Range $12.73 - $20.00
Q1 2021
Shares 254,686 Value ($000) $4,829 Avg Close $24.75 Range $16.85 - $31.78
Q4 2020
Shares 276,365 Value ($000) $6,472 Avg Close $17.73 Range $12.90 - $26.44
Q3 2020
Shares 237,333 Value ($000) $3,437 Avg Close $11.18 Range $7.51 - $16.47
Q2 2020
Shares 244,021 Value ($000) $1,984 Avg Close $6.54 Range $5.09 - $8.88
Q1 2020
Shares 238,812 Value ($000) $1,308 Avg Close $6.86 Range $4.40 - $8.60
Q4 2019
Shares 232,617 Value ($000) $1,826 Avg Close $8.05 Range $7.24 - $9.82
Q3 2019
Shares 227,764 Value ($000) $1,786 Avg Close $8.50 Range $7.26 - $10.46
Q2 2019
Shares 56,880 Value ($000) $528 Avg Close $10.64 Range $8.08 - $13.47
Q1 2019
Shares 39,225 Value ($000) $504 Avg Close $13.60 Range $10.62 - $16.44
Q4 2018
Shares 39,024 Value ($000) $435 Avg Close $8.55 Range $5.78 - $12.50
Q3 2018
Shares 44,001 Value ($000) $306 Avg Close $5.97 Range $4.84 - $7.50
Q2 2018
Shares 44,001 Value ($000) $308 Avg Close $6.54 Range $5.31 - $8.03
Q1 2018
Shares 43,851 Value ($000) $255 Avg Close $5.13 Range $3.62 - $6.51
Q4 2017
Shares 42,669 Value ($000) $155 Avg Close $3.82 Range $3.06 - $4.84
Q3 2017
Shares 42,342 Value ($000) $193 Avg Close $3.88 Range $2.89 - $4.98
Q2 2017
Shares 26,904 Value ($000) $125 Avg Close $5.08 Range $3.88 - $7.75
Q1 2017
Shares 117,919 Value ($000) $809 Avg Close $6.73 Range $5.86 - $7.82
Q4 2016
Shares 118,672 Value ($000) $874 Avg Close $7.49 Range $6.01 - $8.55
Q3 2016
Shares 119,146 Value ($000) $836 Avg Close $7.75 Range $6.21 - $9.63
Q2 2016
Shares 42,405 Value ($000) $358 Avg Close $9.32 Range $7.44 - $12.50
Q1 2016
Shares 21,393 Value ($000) $163 Avg Close $6.70 Range $5.28 - $9.05
Q4 2015
Shares 20,034 Value ($000) $128 Avg Close $4.88 Range $3.81 - $7.89
Q3 2015
Shares 20,034 Value ($000) $86 Avg Close $4.70 Range $3.26 - $5.94
Q2 2015
Shares 12,786 Value ($000) $67 Avg Close $6.60 Range $5.10 - $10.89
Q1 2015
Shares 14,880 Value ($000) $96 Avg Close $7.50 Range $5.70 - $8.80