SEI Investments
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SEI Investments’s American Superconductor AMSC Stock Holding History

SEI Investments’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 		$7.6M Buy
224,436
+145,626
+185% +$4.6M 0.01% 1281
2025
Q4 		$2.27M Buy
78,810
+12,612
+19% +$545K ﹤0.01% 1782
2025
Q3 		$3.93M Buy
66,198
+24,125
+57% +$1.21M ﹤0.01% 1399
2025
Q2 		$1.54M Buy
42,073
+12,217
+41% +$300K ﹤0.01% 1749
2025
Q1 		$542K Sell
29,856
-22,250
-43% -$555K ﹤0.01% 2119
2024
Q4 		$1.28M Sell
52,106
-10,891
-17% -$300K ﹤0.01% 1837
2024
Q3 		$1.49M Buy
62,997
+38,949
+162% +$898K ﹤0.01% 1813
2024
Q2 		$562K Buy
+24,048
New +$397K ﹤0.01% 2113
2019
Q2 		– Sell
-38,636
Closed -$497K – 2392
2019
Q1 		$497K Sell
38,636
-27,764
-42% -$378K ﹤0.01% 1894
2018
Q4 		$740K Buy
+66,400
New +$568K ﹤0.01% 1627
2017
Q4 		– Sell
-203
Closed -$39K – 3328
2017
Q3 		$39K Buy
+203
New +$788 ﹤0.01% 2329
2017
Q2 		– Sell
-1,700
Closed -$12K – 3056
2017
Q1 		$12K Buy
+1,700
New +$11.4K ﹤0.01% 2426

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