Fox Run Management’s American Superconductor AMSC Stock Holding History

Fox Run 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 Q2	$474K	Buy	+11,407	New	+$516K	0.08%	503
2026 Q1	–	Sell	-14,944	Closed	-$430K	–	888
2025 Q4	$430K	Sell	14,944 -3,917	-21%	-$169K	0.07%	558
2025 Q3	$1.12M	Sell	18,861 -18,644	-50%	-$932K	0.17%	171
2025 Q2	$1.38M	Buy	37,505 +8,786	+31%	+$216K	0.23%	102
2025 Q1	$521K	Buy	+28,719	New	+$716K	0.08%	474
2024 Q3	–	Sell	-9,570	Closed	-$224K	–	781
2024 Q2	$224K	Buy	+9,570	New	+$158K	0.04%	634

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

Fox Run Management's AMSC Position: Q2 2026 in Review

Fox Run Management opened a new position in American Superconductor (AMSC) in Q2 2026: 11,407 shares worth $474K. The stake represents 0.08% of the portfolio and ranks #503 among its holdings. This is a return to the name: Fox Run Management previously reported a position in AMSC as recently as Q4 2025.

Fox Run Management first reported a position in AMSC in Q2 2024 and has held it in 6 quarters since. The position peaked at $1.38M in Q2 2025. 279 funds tracked by Wall St. Rank hold AMSC as of Q2 2026.

Fox Run Management held 11,407 shares of American Superconductor worth $474K as of Q2 2026.
American Superconductor was a new Fox Run Management position in Q2 2026.
American Superconductor made up 0.08% of Fox Run Management's portfolio in Q2 2026, its #503 holding.
Fox Run Management first reported a position in American Superconductor in Q2 2024 and has held it in 6 quarters since.
Fox Run Management's American Superconductor position peaked at $1.38M in Q2 2025.
279 funds tracked by Wall St. Rank held American Superconductor as of Q2 2026.

Based on Fox Run Management's 13F filing for Q2 2026, filed 4 Aug 2026.