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Oppenheimer & Co’s American Superconductor AMSC Stock Holding History

Oppenheimer & 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
2026
Q1 		$856K Buy
+25,284
New +$798K 0.01% 940
2025
Q4 		– Sell
-20,100
Closed -$1.19M – 1556
2025
Q3 		$1.19M Sell
20,100
-23,495
-54% -$1.17M 0.01% 811
2025
Q2 		$1.6M Buy
43,595
+33,595
+336% +$826K 0.02% 651
2025
Q1 		$181K Sell
10,000
-2,500
-20% -$62.3K ﹤0.01% 1472
2024
Q4 		$308K Sell
12,500
-300
-2% -$8.27K ﹤0.01% 1256
2024
Q3 		$302K Hold
12,800
– – ﹤0.01% 1226
2024
Q2 		$299K Buy
12,800
+600
+5% +$9.91K ﹤0.01% 1193
2024
Q1 		$165K Sell
12,200
-8,000
-40% -$99.2K ﹤0.01% 1369
2023
Q4 		$225K Buy
+20,200
New +$171K ﹤0.01% 1246

Other funds holding AMSC

BlackRock
BlackRock New York $5.7T 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