TwinBeech Capital’s American Superconductor AMSC Stock Holding History

TwinBeech Capital’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	–	Sell	-52,221	Closed	-$1.5M	–	557
2025 Q4	$1.5M	Buy	+52,221	New	+$2.26M	0.11%	236
2025 Q2	–	Sell	-115,458	Closed	-$2.09M	–	629
2025 Q1	$2.09M	Buy	+115,458	New	+$2.88M	0.04%	385

Other funds holding AMSC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return

Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

OAM

Oberweis Asset Management Lisle, Illinois $4.84B AUM 160.95% 1-Year Est. Return

AIC

AWM Investment Company New York $1.15B AUM 201.65% 1-Year Est. Return

TwinBeech Capital's AMSC Position: Q1 2026 in Review

TwinBeech Capital sold out of American Superconductor (AMSC) in Q1 2026, closing a stake of 52,221 shares — an estimated $1.5M sold.

TwinBeech Capital first reported a position in AMSC in Q1 2025 and held it in 2 quarters. The position peaked at $2.09M in Q1 2025. 245 funds tracked by Wall St. Rank hold AMSC as of Q1 2026.

TwinBeech Capital reported no remaining American Superconductor position as of Q1 2026 after selling out during the quarter.
TwinBeech Capital sold 52,221 American Superconductor shares in Q1 2026, an estimated $1.5M.
TwinBeech Capital first reported a position in American Superconductor in Q1 2025 and held it in 2 quarters.
TwinBeech Capital's American Superconductor position peaked at $2.09M in Q1 2025.
245 funds tracked by Wall St. Rank held American Superconductor as of Q1 2026.

Based on TwinBeech Capital's 13F filing for Q1 2026, filed 15 May 2026.