AllianceBernstein
AMSC icon

AllianceBernstein’s American Superconductor AMSC Stock Holding History

AllianceBernstein’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 		$1.28M Buy
44,420
+5,100
+13% +$161K ﹤0.01% 2238
2025
Q4 		$1.13M Hold
39,320
– – ﹤0.01% 2285
2025
Q3 		$2.34M Buy
39,320
+3,600
+10% +$180K ﹤0.01% 1918
2025
Q2 		$1.31M Hold
35,720
– – ﹤0.01% 2151
2025
Q1 		$648K Hold
35,720
– – ﹤0.01% 2449
2024
Q4 		$880K Hold
35,720
– – ﹤0.01% 2389
2024
Q3 		$843K Hold
35,720
– – ﹤0.01% 2405
2024
Q2 		$835K Buy
+35,720
New +$590K ﹤0.01% 2401
2020
Q4 		– Sell
-15,100
Closed -$219K – 3159
2020
Q3 		$219K Sell
15,100
-8,500
-36% -$95.1K ﹤0.01% 2938
2020
Q2 		$192K Buy
23,600
+7,600
+48% +$49.7K ﹤0.01% 3014
2020
Q1 		$88K Buy
16,000
+1,000
+7% +$6.86K ﹤0.01% 2982
2019
Q4 		$118K Sell
15,000
-2,400
-14% -$19.3K ﹤0.01% 3013
2019
Q3 		$136K Buy
+17,400
New +$148K ﹤0.01% 3026
2014
Q2 		– Sell
-45
Closed -$1K – 3409
2014
Q1 		$1K Hold
45
– – ﹤0.01% 3514
2013
Q4 		$1K Sell
45
-4,031
-99% -$75.1K ﹤0.01% 3316
2013
Q3 		$95K Sell
4,076
-1,765
-30% -$44.7K ﹤0.01% 2986
2013
Q2 		$154K Buy
+5,841
New +$147K ﹤0.01% 2893

Other funds holding AMSC

BlackRock
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
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
N
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

AllianceBernstein's AMSC Position: Q1 2026 in Review

AllianceBernstein increased its American Superconductor (AMSC) stake by 13% in Q1 2026, buying an estimated $161K and bringing the position to 44,420 shares worth $1.28M. The position accounts for ﹤0.01% of the portfolio, ranked #2238.

AllianceBernstein first reported a position in AMSC in Q2 2013 and has held it in 17 quarters since. The position peaked at $2.34M in Q3 2025. 244 funds tracked by Wall St. Rank hold AMSC as of Q1 2026.

  • AllianceBernstein held 44,420 shares of American Superconductor worth $1.28M as of Q1 2026.
  • AllianceBernstein bought 5,100 American Superconductor shares in Q1 2026, an estimated $161K.
  • American Superconductor made up ﹤0.01% of AllianceBernstein's portfolio in Q1 2026, its #2238 holding.
  • AllianceBernstein first reported a position in American Superconductor in Q2 2013 and has held it in 17 quarters since.
  • AllianceBernstein's American Superconductor position peaked at $2.34M in Q3 2025.
  • 244 funds tracked by Wall St. Rank held American Superconductor as of Q1 2026.

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