SIMG
AMSC icon

Stephens Investment Management Group’s American Superconductor AMSC Stock Holding History

Stephens Investment Management Group’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 		$16.7M Buy
402,762
+94,247
+31% +$4.26M 0.18% 137
2026
Q1 		$10.4M Buy
308,515
+134,287
+77% +$4.24M 0.14% 144
2025
Q4 		$5.01M Buy
174,228
+106,317
+157% +$4.6M 0.07% 161
2025
Q3 		$4.03M Buy
+67,911
New +$3.4M 0.05% 164

Other funds holding AMSC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
First Trust Advisors
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

Stephens Investment Management Group's AMSC Position: Q2 2026 in Review

Stephens Investment Management Group increased its American Superconductor (AMSC) stake by 31% in Q2 2026, buying an estimated $4.26M and bringing the position to 402,762 shares worth $16.7M. The position accounts for 0.18% of the portfolio, ranked #137.

Stephens Investment Management Group first reported a position in AMSC in Q3 2025 and has held it in 4 quarters since. 279 funds tracked by Wall St. Rank hold AMSC as of Q2 2026.

  • Stephens Investment Management Group held 402,762 shares of American Superconductor worth $16.7M as of Q2 2026.
  • Stephens Investment Management Group bought 94,247 American Superconductor shares in Q2 2026, an estimated $4.26M.
  • American Superconductor made up 0.18% of Stephens Investment Management Group's portfolio in Q2 2026, its #137 holding.
  • Stephens Investment Management Group first reported a position in American Superconductor in Q3 2025 and has held it in 4 quarters since.
  • 279 funds tracked by Wall St. Rank held American Superconductor as of Q2 2026.

Based on Stephens Investment Management Group's 13F filing for Q2 2026, filed 29 Jul 2026.