Acadian Asset Management’s American Superconductor AMSC Stock Holding History

Acadian Asset Management’s Portfolio AMSC Stock Details AMSC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$27K	Sell	811 -13,250	-94%	-$418K	﹤0.01%	1920
2025 Q4	$402K	Buy	14,061 +12,466	+782%	+$539K	﹤0.01%	1366
2025 Q3	$94K	Buy	+1,595	New	+$79.7K	﹤0.01%	1533
2024 Q4	–	Sell	-10,688	Closed	-$251K	–	1614
2024 Q3	$251K	Sell	10,688 -113,800	-91%	-$2.62M	﹤0.01%	1287
2024 Q2	$2.91M	Buy	124,488 +76,270	+158%	+$1.26M	0.01%	660
2024 Q1	$649K	Buy	48,218 +23,174	+93%	+$287K	﹤0.01%	946
2023 Q4	$278K	Buy	+25,044	New	+$212K	﹤0.01%	1163
2023 Q1	–	Sell	-32,265	Closed	-$117K	–	1727
2022 Q4	$117K	Buy	+32,265	New	+$126K	﹤0.01%	1402
2019 Q4	–	Sell	-308,686	Closed	-$2.42M	–	1853
2019 Q3	$2.42M	Buy	+308,686	New	+$2.62M	0.01%	628
2019 Q2	–	Sell	-114,033	Closed	-$1.47M	–	1761
2019 Q1	$1.47M	Buy	+114,033	New	+$1.55M	0.01%	771

Other funds holding AMSC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

OAM

Oberweis Asset Management Lisle, Illinois $3.39B AUM 105.5% 1-Year Est. Return

AIC

AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return

Acadian Asset Management's AMSC Position: Q1 2026 in Review

Acadian Asset Management reduced its American Superconductor (AMSC) stake by 94% in Q1 2026, selling an estimated $418K and leaving 811 shares worth $27K. The position accounts for ﹤0.01% of the portfolio, ranked #1920.

Acadian Asset Management first reported a position in AMSC in Q1 2019 and has held it in 10 quarters since. The position peaked at $2.91M in Q2 2024. 244 funds tracked by Wall St. Rank hold AMSC as of Q1 2026.

Acadian Asset Management held 811 shares of American Superconductor worth $27K as of Q1 2026.
Acadian Asset Management sold 13,250 American Superconductor shares in Q1 2026, an estimated $418K.
American Superconductor made up ﹤0.01% of Acadian Asset Management's portfolio in Q1 2026, its #1920 holding.
Acadian Asset Management first reported a position in American Superconductor in Q1 2019 and has held it in 10 quarters since.
Acadian Asset Management's American Superconductor position peaked at $2.91M in Q2 2024.
244 funds tracked by Wall St. Rank held American Superconductor as of Q1 2026.

Based on Acadian Asset Management's 13F filing for Q1 2026, filed 13 May 2026.