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Cookson Peirce & Co’s American Superconductor AMSC Stock Holding History

Cookson Peirce & Co’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
Q3 		– Sell
-20,000
Closed -$734K – 308
2025
Q2 		$734K Buy
+20,000
New +$492K 0.03% 204
2024
Q4 		– Sell
-9,000
Closed -$212K – 267
2024
Q3 		$212K Buy
+9,000
New +$207K 0.01% 237
2021
Q1 		– Sell
-65,024
Closed -$1.52M – 172
2020
Q4 		$1.52M Buy
65,024
+20,781
+47% +$369K 0.1% 86
2020
Q3 		$641K Buy
+44,243
New +$495K 0.05% 104
2019
Q2 		– Sell
-37,270
Closed -$479K – 151
2019
Q1 		$479K Buy
37,270
+3,350
+10% +$45.6K 0.04% 113
2018
Q4 		$378K Buy
+33,920
New +$290K 0.04% 122

Other funds holding AMSC

BlackRock
BlackRock New York $5.72T AUM 30.48% 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 $97.9B AUM 20.73% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 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
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $5B AUM 78.34% 1-Year Est. Return

Cookson Peirce & Co's AMSC Position: Q3 2025 in Review

Cookson Peirce & Co sold out of American Superconductor (AMSC) in Q3 2025, closing a stake of 20,000 shares — an estimated $734K sold.

Cookson Peirce & Co first reported a position in AMSC in Q4 2018 and held it in 6 quarters. The position peaked at $1.52M in Q4 2020. 273 funds tracked by Wall St. Rank hold AMSC as of Q3 2025.

  • Cookson Peirce & Co reported no remaining American Superconductor position as of Q3 2025 after selling out during the quarter.
  • Cookson Peirce & Co sold 20,000 American Superconductor shares in Q3 2025, an estimated $734K.
  • Cookson Peirce & Co first reported a position in American Superconductor in Q4 2018 and held it in 6 quarters.
  • Cookson Peirce & Co's American Superconductor position peaked at $1.52M in Q4 2020.
  • 273 funds tracked by Wall St. Rank held American Superconductor as of Q3 2025.

Based on Cookson Peirce & Co's 13F filing for Q3 2025, filed 6 Nov 2025.