Swiss National Bank’s American Superconductor AMSC Stock Holding History

Swiss National Bank’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 Q2	$3.68M	Sell	88,600 -500	-0.6%	-$22.6K	﹤0.01%	1614
2026 Q1	$3.02M	Hold	89,100	–	–	﹤0.01%	1636
2025 Q4	$2.56M	Buy	89,100 +4,500	+5%	+$195K	﹤0.01%	1743
2025 Q3	$5.02M	Buy	84,600 +1,300	+2%	+$65K	﹤0.01%	1332
2025 Q2	$3.06M	Buy	83,300 +10,700	+15%	+$263K	﹤0.01%	1562
2025 Q1	$1.32M	Sell	72,600 -2,700	-4%	-$67.3K	﹤0.01%	2005
2024 Q4	$1.85M	Buy	75,300 +3,100	+4%	+$85.5K	﹤0.01%	1898
2024 Q3	$1.7M	Buy	+72,200	New	+$1.66M	﹤0.01%	1955

Other funds holding AMSC

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

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

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

OAM

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

Swiss National Bank's AMSC Position: Q2 2026 in Review

Swiss National Bank reduced its American Superconductor (AMSC) stake by 0.56% in Q2 2026, selling an estimated $22.6K and leaving 88,600 shares worth $3.68M. The position accounts for ﹤0.01% of the portfolio, ranked #1614.

Swiss National Bank first reported a position in AMSC in Q3 2024 and has held it in 8 quarters since. The position peaked at $5.02M in Q3 2025. 279 funds tracked by Wall St. Rank hold AMSC as of Q2 2026.

Swiss National Bank held 88,600 shares of American Superconductor worth $3.68M as of Q2 2026.
Swiss National Bank sold 500 American Superconductor shares in Q2 2026, an estimated $22.6K.
American Superconductor made up ﹤0.01% of Swiss National Bank's portfolio in Q2 2026, its #1614 holding.
Swiss National Bank first reported a position in American Superconductor in Q3 2024 and has held it in 8 quarters since.
Swiss National Bank's American Superconductor position peaked at $5.02M in Q3 2025.
279 funds tracked by Wall St. Rank held American Superconductor as of Q2 2026.

Based on Swiss National Bank's 13F filing for Q2 2026, filed 11 Aug 2026.