AMERICAN SUPERCONDUCTOR CORP

Ticker: AMSC CUSIP: 030111207 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

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

Q4 2025

Shares 2,693 Value ($000) $78 Avg Close $43.24 Range $28.68 - $70.49

Q3 2025

Shares 3,408 Value ($000) $202 Avg Close $49.99 Range $34.87 - $65.70

Q2 2025

Shares 3,867 Value ($000) $142 Avg Close $24.58 Range $13.98 - $37.89

Q1 2025

Shares 2,340 Value ($000) $42 Avg Close $24.93 Range $17.08 - $35.44

Q4 2024

Shares 2,645 Value ($000) $65 Avg Close $27.58 Range $20.60 - $38.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,693	$78	$43.24	$28.68 - $70.49
Q3 2025	3,408	$202	$49.99	$34.87 - $65.70
Q2 2025	3,867	$142	$24.58	$13.98 - $37.89
Q1 2025	2,340	$42	$24.93	$17.08 - $35.44
Q4 2024	2,645	$65	$27.58	$20.60 - $38.02