AMERICAN SUPERCONDUCTOR CORP

Ticker: AMSC CUSIP: 030111207 Class: Common Stock

Vontobel Holding Ltd.'s Holding History (CIK: 0001588340)

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

Q3 2025
Shares 5,021 Value ($000) $298 Avg Close $49.99 Range $34.87 - $65.70
Q2 2023
Shares 14,000 Value ($000) $88 Avg Close $4.87 Range $3.63 - $7.58
Q1 2023
Shares 14,000 Value ($000) $69 Avg Close $5.02 Range $3.53 - $6.61
Q4 2022
Shares 14,000 Value ($000) $52 Avg Close $3.91 Range $3.20 - $4.92
Q3 2022
Shares 14,000 Value ($000) $61 Avg Close $5.18 Range $4.34 - $6.35
Q2 2022
Shares 14,000 Value ($000) $73 Avg Close $5.79 Range $4.23 - $8.31
Q1 2022
Shares 14,000 Value ($000) $107 Avg Close $8.56 Range $7.04 - $11.37
Q4 2021
Shares 14,000 Value ($000) $152 Avg Close $14.41 Range $10.20 - $19.36
Q3 2021
Shares 14,000 Value ($000) $204 Avg Close $13.86 Range $11.25 - $18.14
Q2 2021
Shares 70,328 Value ($000) $1,285 Avg Close $16.00 Range $12.73 - $20.00
Q1 2021
Shares 59,265 Value ($000) $1,124 Avg Close $24.75 Range $16.85 - $31.78