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EAM Investors’s American Superconductor AMSC Stock Holding History

EAM Investors’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
2025
Q4 		– Sell
-83,977
Closed -$4.91M – 271
2025
Q3 		$4.91M Buy
83,977
+8,683
+12% +$434K 0.56% 65
2025
Q2 		$2.76M Buy
+75,294
New +$1.85M 0.42% 120
2025
Q1 		– Sell
-18,967
Closed -$467K – 256
2024
Q4 		$467K Sell
18,967
-114,218
-86% -$3.15M 0.07% 248
2024
Q3 		$3.14M Sell
133,185
-70,741
-35% -$1.63M 0.47% 118
2024
Q2 		$4.77M Buy
203,926
+140,828
+223% +$2.33M 0.78% 17
2024
Q1 		$852K Buy
63,098
+3,560
+6% +$44.2K 0.13% 195
2023
Q4 		$663K Sell
59,538
-96,619
-62% -$817K 0.12% 201
2023
Q3 		$1.18M Sell
156,157
-120,117
-43% -$997K 0.23% 202
2023
Q2 		$1.73M Buy
+276,274
New +$1.35M 0.32% 141
2021
Q1 		– Sell
-76,895
Closed -$1.8M – 333
2020
Q4 		$1.8M Sell
76,895
-95,906
-56% -$1.7M 0.3% 155
2020
Q3 		$2.5M Buy
+172,801
New +$1.93M 0.59% 34
2019
Q2 		– Sell
-237,002
Closed -$3.05M – 252
2019
Q1 		$3.05M Sell
237,002
-133,688
-36% -$1.82M 0.75% 21
2018
Q4 		$4.13M Buy
+370,690
New +$3.17M 1.12% 1
2016
Q3 		– Sell
-105,870
Closed -$894K – 297
2016
Q2 		$894K Buy
+105,870
New +$987K 0.13% 266

Other funds holding AMSC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $14.3B AUM 116.01% 1-Year Est. Return
Nuveen
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
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
EA
Emerald Advisers Leola, Pennsylvania $4.25B AUM 141.71% 1-Year Est. Return

EAM Investors's AMSC Position: Q4 2025 in Review

EAM Investors sold out of American Superconductor (AMSC) in Q4 2025, closing a stake of 83,977 shares — an estimated $4.91M sold.

EAM Investors first reported a position in AMSC in Q2 2016 and held it in 14 quarters. The position peaked at $4.91M in Q3 2025. 240 funds tracked by Wall St. Rank hold AMSC as of Q4 2025.

  • EAM Investors reported no remaining American Superconductor position as of Q4 2025 after selling out during the quarter.
  • EAM Investors sold 83,977 American Superconductor shares in Q4 2025, an estimated $4.91M.
  • EAM Investors first reported a position in American Superconductor in Q2 2016 and held it in 14 quarters.
  • EAM Investors's American Superconductor position peaked at $4.91M in Q3 2025.
  • 240 funds tracked by Wall St. Rank held American Superconductor as of Q4 2025.

Based on EAM Investors's 13F filing for Q4 2025, filed 12 Feb 2026.